Merge pull request #8562 from soltanmm-google/read-my-docs

Set the long_description setup.py field
diff --git a/BUILD b/BUILD
index 7d9f1c5..d688ed2 100644
--- a/BUILD
+++ b/BUILD
@@ -1342,6 +1342,7 @@
     "src/cpp/common/channel_filter.h",
     "src/cpp/server/dynamic_thread_pool.h",
     "src/cpp/server/thread_pool_interface.h",
+    "src/cpp/thread_manager/thread_manager.h",
     "src/cpp/client/insecure_credentials.cc",
     "src/cpp/client/secure_credentials.cc",
     "src/cpp/common/auth_property_iterator.cc",
@@ -1371,6 +1372,7 @@
     "src/cpp/server/server_context.cc",
     "src/cpp/server/server_credentials.cc",
     "src/cpp/server/server_posix.cc",
+    "src/cpp/thread_manager/thread_manager.cc",
     "src/cpp/util/byte_buffer_cc.cc",
     "src/cpp/util/slice_cc.cc",
     "src/cpp/util/status.cc",
@@ -1496,6 +1498,7 @@
     "src/cpp/common/channel_filter.h",
     "src/cpp/server/dynamic_thread_pool.h",
     "src/cpp/server/thread_pool_interface.h",
+    "src/cpp/thread_manager/thread_manager.h",
     "src/cpp/client/cronet_credentials.cc",
     "src/cpp/client/insecure_credentials.cc",
     "src/cpp/common/insecure_create_auth_context.cc",
@@ -1521,6 +1524,7 @@
     "src/cpp/server/server_context.cc",
     "src/cpp/server/server_credentials.cc",
     "src/cpp/server/server_posix.cc",
+    "src/cpp/thread_manager/thread_manager.cc",
     "src/cpp/util/byte_buffer_cc.cc",
     "src/cpp/util/slice_cc.cc",
     "src/cpp/util/status.cc",
@@ -1645,63 +1649,10 @@
     "src/cpp/ext/proto_server_reflection.h",
     "src/cpp/ext/proto_server_reflection.cc",
     "src/cpp/ext/proto_server_reflection_plugin.cc",
-    "src/cpp/ext/reflection.grpc.pb.cc",
-    "src/cpp/ext/reflection.pb.cc",
+    "src/proto/grpc/reflection/v1alpha/reflection.proto",
   ],
   hdrs = [
     "include/grpc++/ext/proto_server_reflection_plugin.h",
-    "include/grpc++/ext/reflection.grpc.pb.h",
-    "include/grpc++/ext/reflection.pb.h",
-    "include/grpc++/impl/codegen/proto_utils.h",
-    "include/grpc++/impl/codegen/async_stream.h",
-    "include/grpc++/impl/codegen/async_unary_call.h",
-    "include/grpc++/impl/codegen/call.h",
-    "include/grpc++/impl/codegen/call_hook.h",
-    "include/grpc++/impl/codegen/channel_interface.h",
-    "include/grpc++/impl/codegen/client_context.h",
-    "include/grpc++/impl/codegen/client_unary_call.h",
-    "include/grpc++/impl/codegen/completion_queue.h",
-    "include/grpc++/impl/codegen/completion_queue_tag.h",
-    "include/grpc++/impl/codegen/config.h",
-    "include/grpc++/impl/codegen/core_codegen_interface.h",
-    "include/grpc++/impl/codegen/create_auth_context.h",
-    "include/grpc++/impl/codegen/grpc_library.h",
-    "include/grpc++/impl/codegen/method_handler_impl.h",
-    "include/grpc++/impl/codegen/rpc_method.h",
-    "include/grpc++/impl/codegen/rpc_service_method.h",
-    "include/grpc++/impl/codegen/security/auth_context.h",
-    "include/grpc++/impl/codegen/serialization_traits.h",
-    "include/grpc++/impl/codegen/server_context.h",
-    "include/grpc++/impl/codegen/server_interface.h",
-    "include/grpc++/impl/codegen/service_type.h",
-    "include/grpc++/impl/codegen/status.h",
-    "include/grpc++/impl/codegen/status_code_enum.h",
-    "include/grpc++/impl/codegen/status_helper.h",
-    "include/grpc++/impl/codegen/string_ref.h",
-    "include/grpc++/impl/codegen/stub_options.h",
-    "include/grpc++/impl/codegen/sync.h",
-    "include/grpc++/impl/codegen/sync_cxx11.h",
-    "include/grpc++/impl/codegen/sync_no_cxx11.h",
-    "include/grpc++/impl/codegen/sync_stream.h",
-    "include/grpc++/impl/codegen/time.h",
-    "include/grpc/impl/codegen/byte_buffer_reader.h",
-    "include/grpc/impl/codegen/compression_types.h",
-    "include/grpc/impl/codegen/connectivity_state.h",
-    "include/grpc/impl/codegen/grpc_types.h",
-    "include/grpc/impl/codegen/propagation_bits.h",
-    "include/grpc/impl/codegen/status.h",
-    "include/grpc/impl/codegen/atm.h",
-    "include/grpc/impl/codegen/atm_gcc_atomic.h",
-    "include/grpc/impl/codegen/atm_gcc_sync.h",
-    "include/grpc/impl/codegen/atm_windows.h",
-    "include/grpc/impl/codegen/gpr_types.h",
-    "include/grpc/impl/codegen/port_platform.h",
-    "include/grpc/impl/codegen/slice.h",
-    "include/grpc/impl/codegen/sync.h",
-    "include/grpc/impl/codegen/sync_generic.h",
-    "include/grpc/impl/codegen/sync_posix.h",
-    "include/grpc/impl/codegen/sync_windows.h",
-    "include/grpc++/impl/codegen/config_protobuf.h",
   ],
   includes = [
     "include",
@@ -1721,6 +1672,7 @@
     "src/cpp/common/channel_filter.h",
     "src/cpp/server/dynamic_thread_pool.h",
     "src/cpp/server/thread_pool_interface.h",
+    "src/cpp/thread_manager/thread_manager.h",
     "src/cpp/client/insecure_credentials.cc",
     "src/cpp/common/insecure_create_auth_context.cc",
     "src/cpp/server/insecure_server_credentials.cc",
@@ -1745,6 +1697,7 @@
     "src/cpp/server/server_context.cc",
     "src/cpp/server/server_credentials.cc",
     "src/cpp/server/server_posix.cc",
+    "src/cpp/thread_manager/thread_manager.cc",
     "src/cpp/util/byte_buffer_cc.cc",
     "src/cpp/util/slice_cc.cc",
     "src/cpp/util/status.cc",
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0550a3b..b975171 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1074,6 +1074,7 @@
   src/cpp/server/server_context.cc
   src/cpp/server/server_credentials.cc
   src/cpp/server/server_posix.cc
+  src/cpp/thread_manager/thread_manager.cc
   src/cpp/util/byte_buffer_cc.cc
   src/cpp/util/slice_cc.cc
   src/cpp/util/status.cc
@@ -1239,6 +1240,7 @@
   src/cpp/server/server_context.cc
   src/cpp/server/server_credentials.cc
   src/cpp/server/server_posix.cc
+  src/cpp/thread_manager/thread_manager.cc
   src/cpp/util/byte_buffer_cc.cc
   src/cpp/util/slice_cc.cc
   src/cpp/util/status.cc
@@ -1381,8 +1383,7 @@
 add_library(grpc++_reflection
   src/cpp/ext/proto_server_reflection.cc
   src/cpp/ext/proto_server_reflection_plugin.cc
-  src/cpp/ext/reflection.grpc.pb.cc
-  src/cpp/ext/reflection.pb.cc
+  src/proto/grpc/reflection/v1alpha/reflection.proto
 )
 
 target_include_directories(grpc++_reflection
@@ -1400,58 +1401,6 @@
 
 foreach(_hdr
   include/grpc++/ext/proto_server_reflection_plugin.h
-  include/grpc++/ext/reflection.grpc.pb.h
-  include/grpc++/ext/reflection.pb.h
-  include/grpc++/impl/codegen/proto_utils.h
-  include/grpc++/impl/codegen/async_stream.h
-  include/grpc++/impl/codegen/async_unary_call.h
-  include/grpc++/impl/codegen/call.h
-  include/grpc++/impl/codegen/call_hook.h
-  include/grpc++/impl/codegen/channel_interface.h
-  include/grpc++/impl/codegen/client_context.h
-  include/grpc++/impl/codegen/client_unary_call.h
-  include/grpc++/impl/codegen/completion_queue.h
-  include/grpc++/impl/codegen/completion_queue_tag.h
-  include/grpc++/impl/codegen/config.h
-  include/grpc++/impl/codegen/core_codegen_interface.h
-  include/grpc++/impl/codegen/create_auth_context.h
-  include/grpc++/impl/codegen/grpc_library.h
-  include/grpc++/impl/codegen/method_handler_impl.h
-  include/grpc++/impl/codegen/rpc_method.h
-  include/grpc++/impl/codegen/rpc_service_method.h
-  include/grpc++/impl/codegen/security/auth_context.h
-  include/grpc++/impl/codegen/serialization_traits.h
-  include/grpc++/impl/codegen/server_context.h
-  include/grpc++/impl/codegen/server_interface.h
-  include/grpc++/impl/codegen/service_type.h
-  include/grpc++/impl/codegen/status.h
-  include/grpc++/impl/codegen/status_code_enum.h
-  include/grpc++/impl/codegen/status_helper.h
-  include/grpc++/impl/codegen/string_ref.h
-  include/grpc++/impl/codegen/stub_options.h
-  include/grpc++/impl/codegen/sync.h
-  include/grpc++/impl/codegen/sync_cxx11.h
-  include/grpc++/impl/codegen/sync_no_cxx11.h
-  include/grpc++/impl/codegen/sync_stream.h
-  include/grpc++/impl/codegen/time.h
-  include/grpc/impl/codegen/byte_buffer_reader.h
-  include/grpc/impl/codegen/compression_types.h
-  include/grpc/impl/codegen/connectivity_state.h
-  include/grpc/impl/codegen/grpc_types.h
-  include/grpc/impl/codegen/propagation_bits.h
-  include/grpc/impl/codegen/status.h
-  include/grpc/impl/codegen/atm.h
-  include/grpc/impl/codegen/atm_gcc_atomic.h
-  include/grpc/impl/codegen/atm_gcc_sync.h
-  include/grpc/impl/codegen/atm_windows.h
-  include/grpc/impl/codegen/gpr_types.h
-  include/grpc/impl/codegen/port_platform.h
-  include/grpc/impl/codegen/slice.h
-  include/grpc/impl/codegen/sync.h
-  include/grpc/impl/codegen/sync_generic.h
-  include/grpc/impl/codegen/sync_posix.h
-  include/grpc/impl/codegen/sync_windows.h
-  include/grpc++/impl/codegen/config_protobuf.h
 )
   string(REPLACE "include/" "" _path ${_hdr})
   get_filename_component(_path ${_path} PATH)
@@ -1495,6 +1444,7 @@
   src/cpp/server/server_context.cc
   src/cpp/server/server_credentials.cc
   src/cpp/server/server_posix.cc
+  src/cpp/thread_manager/thread_manager.cc
   src/cpp/util/byte_buffer_cc.cc
   src/cpp/util/slice_cc.cc
   src/cpp/util/status.cc
diff --git a/Makefile b/Makefile
index d5bb63c..81c4960 100644
--- a/Makefile
+++ b/Makefile
@@ -1076,6 +1076,7 @@
 qps_worker: $(BINDIR)/$(CONFIG)/qps_worker
 reconnect_interop_client: $(BINDIR)/$(CONFIG)/reconnect_interop_client
 reconnect_interop_server: $(BINDIR)/$(CONFIG)/reconnect_interop_server
+round_robin_end2end_test: $(BINDIR)/$(CONFIG)/round_robin_end2end_test
 secure_auth_context_test: $(BINDIR)/$(CONFIG)/secure_auth_context_test
 secure_sync_unary_ping_pong_test: $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test
 server_builder_plugin_test: $(BINDIR)/$(CONFIG)/server_builder_plugin_test
@@ -1086,6 +1087,7 @@
 status_test: $(BINDIR)/$(CONFIG)/status_test
 streaming_throughput_test: $(BINDIR)/$(CONFIG)/streaming_throughput_test
 stress_test: $(BINDIR)/$(CONFIG)/stress_test
+thread_manager_test: $(BINDIR)/$(CONFIG)/thread_manager_test
 thread_stress_test: $(BINDIR)/$(CONFIG)/thread_stress_test
 public_headers_must_be_c89: $(BINDIR)/$(CONFIG)/public_headers_must_be_c89
 boringssl_aes_test: $(BINDIR)/$(CONFIG)/boringssl_aes_test
@@ -1235,9 +1237,9 @@
 pc_cxx_unsecure: $(LIBDIR)/$(CONFIG)/pkgconfig/grpc++_unsecure.pc
 
 ifeq ($(EMBED_OPENSSL),true)
-privatelibs_cxx:  $(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a $(LIBDIR)/$(CONFIG)/libgrpc++_test.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libinterop_client_helper.a $(LIBDIR)/$(CONFIG)/libinterop_client_main.a $(LIBDIR)/$(CONFIG)/libinterop_server_helper.a $(LIBDIR)/$(CONFIG)/libinterop_server_lib.a $(LIBDIR)/$(CONFIG)/libinterop_server_main.a $(LIBDIR)/$(CONFIG)/libqps.a $(LIBDIR)/$(CONFIG)/libboringssl_test_util.a $(LIBDIR)/$(CONFIG)/libboringssl_aes_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_asn1_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_base64_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bio_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bn_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bytestring_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_aead_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_cipher_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_cmac_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ed25519_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_x25519_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_dh_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_digest_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ec_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ecdsa_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_err_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_evp_extra_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_evp_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pbkdf_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_hmac_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pkcs12_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pkcs8_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_poly1305_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_rsa_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_x509_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ssl_test_lib.a
+privatelibs_cxx:  $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_test.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libinterop_client_helper.a $(LIBDIR)/$(CONFIG)/libinterop_client_main.a $(LIBDIR)/$(CONFIG)/libinterop_server_helper.a $(LIBDIR)/$(CONFIG)/libinterop_server_lib.a $(LIBDIR)/$(CONFIG)/libinterop_server_main.a $(LIBDIR)/$(CONFIG)/libqps.a $(LIBDIR)/$(CONFIG)/libboringssl_test_util.a $(LIBDIR)/$(CONFIG)/libboringssl_aes_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_asn1_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_base64_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bio_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bn_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_bytestring_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_aead_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_cipher_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_cmac_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ed25519_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_x25519_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_dh_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_digest_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ec_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ecdsa_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_err_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_evp_extra_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_evp_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pbkdf_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_hmac_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pkcs12_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_pkcs8_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_poly1305_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_rsa_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_x509_test_lib.a $(LIBDIR)/$(CONFIG)/libboringssl_ssl_test_lib.a
 else
-privatelibs_cxx:  $(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a $(LIBDIR)/$(CONFIG)/libgrpc++_test.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libinterop_client_helper.a $(LIBDIR)/$(CONFIG)/libinterop_client_main.a $(LIBDIR)/$(CONFIG)/libinterop_server_helper.a $(LIBDIR)/$(CONFIG)/libinterop_server_lib.a $(LIBDIR)/$(CONFIG)/libinterop_server_main.a $(LIBDIR)/$(CONFIG)/libqps.a
+privatelibs_cxx:  $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_test.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libinterop_client_helper.a $(LIBDIR)/$(CONFIG)/libinterop_client_main.a $(LIBDIR)/$(CONFIG)/libinterop_server_helper.a $(LIBDIR)/$(CONFIG)/libinterop_server_lib.a $(LIBDIR)/$(CONFIG)/libinterop_server_main.a $(LIBDIR)/$(CONFIG)/libqps.a
 endif
 
 
@@ -1453,6 +1455,7 @@
   $(BINDIR)/$(CONFIG)/qps_worker \
   $(BINDIR)/$(CONFIG)/reconnect_interop_client \
   $(BINDIR)/$(CONFIG)/reconnect_interop_server \
+  $(BINDIR)/$(CONFIG)/round_robin_end2end_test \
   $(BINDIR)/$(CONFIG)/secure_auth_context_test \
   $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test \
   $(BINDIR)/$(CONFIG)/server_builder_plugin_test \
@@ -1463,6 +1466,7 @@
   $(BINDIR)/$(CONFIG)/status_test \
   $(BINDIR)/$(CONFIG)/streaming_throughput_test \
   $(BINDIR)/$(CONFIG)/stress_test \
+  $(BINDIR)/$(CONFIG)/thread_manager_test \
   $(BINDIR)/$(CONFIG)/thread_stress_test \
   $(BINDIR)/$(CONFIG)/boringssl_aes_test \
   $(BINDIR)/$(CONFIG)/boringssl_asn1_test \
@@ -1541,6 +1545,7 @@
   $(BINDIR)/$(CONFIG)/qps_worker \
   $(BINDIR)/$(CONFIG)/reconnect_interop_client \
   $(BINDIR)/$(CONFIG)/reconnect_interop_server \
+  $(BINDIR)/$(CONFIG)/round_robin_end2end_test \
   $(BINDIR)/$(CONFIG)/secure_auth_context_test \
   $(BINDIR)/$(CONFIG)/secure_sync_unary_ping_pong_test \
   $(BINDIR)/$(CONFIG)/server_builder_plugin_test \
@@ -1551,6 +1556,7 @@
   $(BINDIR)/$(CONFIG)/status_test \
   $(BINDIR)/$(CONFIG)/streaming_throughput_test \
   $(BINDIR)/$(CONFIG)/stress_test \
+  $(BINDIR)/$(CONFIG)/thread_manager_test \
   $(BINDIR)/$(CONFIG)/thread_stress_test \
 
 endif
@@ -1849,6 +1855,8 @@
 	$(Q) $(BINDIR)/$(CONFIG)/proto_server_reflection_test || ( echo test proto_server_reflection_test failed ; exit 1 )
 	$(E) "[RUN]     Testing qps_openloop_test"
 	$(Q) $(BINDIR)/$(CONFIG)/qps_openloop_test || ( echo test qps_openloop_test failed ; exit 1 )
+	$(E) "[RUN]     Testing round_robin_end2end_test"
+	$(Q) $(BINDIR)/$(CONFIG)/round_robin_end2end_test || ( echo test round_robin_end2end_test failed ; exit 1 )
 	$(E) "[RUN]     Testing secure_auth_context_test"
 	$(Q) $(BINDIR)/$(CONFIG)/secure_auth_context_test || ( echo test secure_auth_context_test failed ; exit 1 )
 	$(E) "[RUN]     Testing secure_sync_unary_ping_pong_test"
@@ -1865,6 +1873,8 @@
 	$(Q) $(BINDIR)/$(CONFIG)/status_test || ( echo test status_test failed ; exit 1 )
 	$(E) "[RUN]     Testing streaming_throughput_test"
 	$(Q) $(BINDIR)/$(CONFIG)/streaming_throughput_test || ( echo test streaming_throughput_test failed ; exit 1 )
+	$(E) "[RUN]     Testing thread_manager_test"
+	$(Q) $(BINDIR)/$(CONFIG)/thread_manager_test || ( echo test thread_manager_test failed ; exit 1 )
 	$(E) "[RUN]     Testing thread_stress_test"
 	$(Q) $(BINDIR)/$(CONFIG)/thread_stress_test || ( echo test thread_stress_test failed ; exit 1 )
 
@@ -3711,6 +3721,7 @@
     src/cpp/server/server_context.cc \
     src/cpp/server/server_credentials.cc \
     src/cpp/server/server_posix.cc \
+    src/cpp/thread_manager/thread_manager.cc \
     src/cpp/util/byte_buffer_cc.cc \
     src/cpp/util/slice_cc.cc \
     src/cpp/util/status.cc \
@@ -3905,6 +3916,7 @@
     src/cpp/server/server_context.cc \
     src/cpp/server/server_credentials.cc \
     src/cpp/server/server_posix.cc \
+    src/cpp/thread_manager/thread_manager.cc \
     src/cpp/util/byte_buffer_cc.cc \
     src/cpp/util/slice_cc.cc \
     src/cpp/util/status.cc \
@@ -4073,66 +4085,65 @@
 endif
 
 
+LIBGRPC++_PROTO_REFLECTION_DESC_DB_SRC = \
+    test/cpp/util/proto_reflection_descriptor_database.cc \
+    $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc \
+
+PUBLIC_HEADERS_CXX += \
+    include/grpc++/impl/codegen/config_protobuf.h \
+
+LIBGRPC++_PROTO_REFLECTION_DESC_DB_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_PROTO_REFLECTION_DESC_DB_SRC))))
+
+
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure libraries if you don't have OpenSSL.
+
+$(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a: openssl_dep_error
+
+
+else
+
+ifeq ($(NO_PROTOBUF),true)
+
+# You can't build a C++ library if you don't have protobuf - a bit overreached, but still okay.
+
+$(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a: protobuf_dep_error
+
+
+else
+
+$(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a: $(ZLIB_DEP) $(OPENSSL_DEP) $(PROTOBUF_DEP) $(LIBGRPC++_PROTO_REFLECTION_DESC_DB_OBJS) 
+	$(E) "[AR]      Creating $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) rm -f $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a
+	$(Q) $(AR) $(AROPTS) $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBGRPC++_PROTO_REFLECTION_DESC_DB_OBJS) 
+ifeq ($(SYSTEM),Darwin)
+	$(Q) ranlib -no_warning_for_no_symbols $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a
+endif
+
+
+
+
+endif
+
+endif
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(LIBGRPC++_PROTO_REFLECTION_DESC_DB_OBJS:.o=.dep)
+endif
+endif
+$(OBJDIR)/$(CONFIG)/test/cpp/util/proto_reflection_descriptor_database.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+
+
 LIBGRPC++_REFLECTION_SRC = \
     src/cpp/ext/proto_server_reflection.cc \
     src/cpp/ext/proto_server_reflection_plugin.cc \
-    src/cpp/ext/reflection.grpc.pb.cc \
-    src/cpp/ext/reflection.pb.cc \
+    $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc \
 
 PUBLIC_HEADERS_CXX += \
     include/grpc++/ext/proto_server_reflection_plugin.h \
-    include/grpc++/ext/reflection.grpc.pb.h \
-    include/grpc++/ext/reflection.pb.h \
-    include/grpc++/impl/codegen/proto_utils.h \
-    include/grpc++/impl/codegen/async_stream.h \
-    include/grpc++/impl/codegen/async_unary_call.h \
-    include/grpc++/impl/codegen/call.h \
-    include/grpc++/impl/codegen/call_hook.h \
-    include/grpc++/impl/codegen/channel_interface.h \
-    include/grpc++/impl/codegen/client_context.h \
-    include/grpc++/impl/codegen/client_unary_call.h \
-    include/grpc++/impl/codegen/completion_queue.h \
-    include/grpc++/impl/codegen/completion_queue_tag.h \
-    include/grpc++/impl/codegen/config.h \
-    include/grpc++/impl/codegen/core_codegen_interface.h \
-    include/grpc++/impl/codegen/create_auth_context.h \
-    include/grpc++/impl/codegen/grpc_library.h \
-    include/grpc++/impl/codegen/method_handler_impl.h \
-    include/grpc++/impl/codegen/rpc_method.h \
-    include/grpc++/impl/codegen/rpc_service_method.h \
-    include/grpc++/impl/codegen/security/auth_context.h \
-    include/grpc++/impl/codegen/serialization_traits.h \
-    include/grpc++/impl/codegen/server_context.h \
-    include/grpc++/impl/codegen/server_interface.h \
-    include/grpc++/impl/codegen/service_type.h \
-    include/grpc++/impl/codegen/status.h \
-    include/grpc++/impl/codegen/status_code_enum.h \
-    include/grpc++/impl/codegen/status_helper.h \
-    include/grpc++/impl/codegen/string_ref.h \
-    include/grpc++/impl/codegen/stub_options.h \
-    include/grpc++/impl/codegen/sync.h \
-    include/grpc++/impl/codegen/sync_cxx11.h \
-    include/grpc++/impl/codegen/sync_no_cxx11.h \
-    include/grpc++/impl/codegen/sync_stream.h \
-    include/grpc++/impl/codegen/time.h \
-    include/grpc/impl/codegen/byte_buffer_reader.h \
-    include/grpc/impl/codegen/compression_types.h \
-    include/grpc/impl/codegen/connectivity_state.h \
-    include/grpc/impl/codegen/grpc_types.h \
-    include/grpc/impl/codegen/propagation_bits.h \
-    include/grpc/impl/codegen/status.h \
-    include/grpc/impl/codegen/atm.h \
-    include/grpc/impl/codegen/atm_gcc_atomic.h \
-    include/grpc/impl/codegen/atm_gcc_sync.h \
-    include/grpc/impl/codegen/atm_windows.h \
-    include/grpc/impl/codegen/gpr_types.h \
-    include/grpc/impl/codegen/port_platform.h \
-    include/grpc/impl/codegen/slice.h \
-    include/grpc/impl/codegen/sync.h \
-    include/grpc/impl/codegen/sync_generic.h \
-    include/grpc/impl/codegen/sync_posix.h \
-    include/grpc/impl/codegen/sync_windows.h \
-    include/grpc++/impl/codegen/config_protobuf.h \
 
 LIBGRPC++_REFLECTION_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_REFLECTION_SRC))))
 
@@ -4195,55 +4206,8 @@
 -include $(LIBGRPC++_REFLECTION_OBJS:.o=.dep)
 endif
 endif
-
-
-LIBGRPC++_REFLECTION_CODEGEN_SRC = \
-    $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc \
-
-PUBLIC_HEADERS_CXX += \
-
-LIBGRPC++_REFLECTION_CODEGEN_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_REFLECTION_CODEGEN_SRC))))
-
-
-ifeq ($(NO_SECURE),true)
-
-# You can't build secure libraries if you don't have OpenSSL.
-
-$(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a: openssl_dep_error
-
-
-else
-
-ifeq ($(NO_PROTOBUF),true)
-
-# You can't build a C++ library if you don't have protobuf - a bit overreached, but still okay.
-
-$(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a: protobuf_dep_error
-
-
-else
-
-$(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a: $(ZLIB_DEP) $(OPENSSL_DEP) $(PROTOBUF_DEP) $(LIBGRPC++_REFLECTION_CODEGEN_OBJS) 
-	$(E) "[AR]      Creating $@"
-	$(Q) mkdir -p `dirname $@`
-	$(Q) rm -f $(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a
-	$(Q) $(AR) $(AROPTS) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a $(LIBGRPC++_REFLECTION_CODEGEN_OBJS) 
-ifeq ($(SYSTEM),Darwin)
-	$(Q) ranlib -no_warning_for_no_symbols $(LIBDIR)/$(CONFIG)/libgrpc++_reflection_codegen.a
-endif
-
-
-
-
-endif
-
-endif
-
-ifneq ($(NO_SECURE),true)
-ifneq ($(NO_DEPS),true)
--include $(LIBGRPC++_REFLECTION_CODEGEN_OBJS:.o=.dep)
-endif
-endif
+$(OBJDIR)/$(CONFIG)/src/cpp/ext/proto_server_reflection.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/src/cpp/ext/proto_server_reflection_plugin.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
 
 
 LIBGRPC++_TEST_SRC = \
@@ -4486,6 +4450,7 @@
     src/cpp/server/server_context.cc \
     src/cpp/server/server_credentials.cc \
     src/cpp/server/server_posix.cc \
+    src/cpp/thread_manager/thread_manager.cc \
     src/cpp/util/byte_buffer_cc.cc \
     src/cpp/util/slice_cc.cc \
     src/cpp/util/status.cc \
@@ -4645,10 +4610,11 @@
     test/cpp/util/cli_credentials.cc \
     test/cpp/util/grpc_tool.cc \
     test/cpp/util/proto_file_parser.cc \
-    test/cpp/util/proto_reflection_descriptor_database.cc \
     test/cpp/util/service_describer.cc \
+    $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc \
 
 PUBLIC_HEADERS_CXX += \
+    include/grpc++/impl/codegen/config_protobuf.h \
 
 LIBGRPC_CLI_LIBS_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC_CLI_LIBS_SRC))))
 
@@ -4692,6 +4658,11 @@
 -include $(LIBGRPC_CLI_LIBS_OBJS:.o=.dep)
 endif
 endif
+$(OBJDIR)/$(CONFIG)/test/cpp/util/cli_call.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/util/cli_credentials.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_tool.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/util/proto_file_parser.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/test/cpp/util/service_describer.o: $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.pb.cc $(GENDIR)/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.cc
 
 
 LIBGRPC_PLUGIN_SUPPORT_SRC = \
@@ -12073,16 +12044,16 @@
 
 else
 
-$(BINDIR)/$(CONFIG)/grpc_cli: $(PROTOBUF_DEP) $(GRPC_CLI_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+$(BINDIR)/$(CONFIG)/grpc_cli: $(PROTOBUF_DEP) $(GRPC_CLI_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LDXX) $(LDFLAGS) $(GRPC_CLI_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/grpc_cli
+	$(Q) $(LDXX) $(LDFLAGS) $(GRPC_CLI_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/grpc_cli
 
 endif
 
 endif
 
-$(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_cli.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+$(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_cli.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
 
 deps_grpc_cli: $(GRPC_CLI_OBJS:.o=.dep)
 
@@ -12314,7 +12285,6 @@
     $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc \
     $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc \
     test/cpp/util/grpc_tool_test.cc \
-    test/cpp/util/string_ref_helper.cc \
 
 GRPC_TOOL_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(GRPC_TOOL_TEST_SRC))))
 ifeq ($(NO_SECURE),true)
@@ -12336,22 +12306,20 @@
 
 else
 
-$(BINDIR)/$(CONFIG)/grpc_tool_test: $(PROTOBUF_DEP) $(GRPC_TOOL_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(BINDIR)/$(CONFIG)/grpc_tool_test: $(PROTOBUF_DEP) $(GRPC_TOOL_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LDXX) $(LDFLAGS) $(GRPC_TOOL_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/grpc_tool_test
+	$(Q) $(LDXX) $(LDFLAGS) $(GRPC_TOOL_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/grpc_tool_test
 
 endif
 
 endif
 
-$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
-$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo_messages.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/src/proto/grpc/testing/echo_messages.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
-$(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_tool_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-$(OBJDIR)/$(CONFIG)/test/cpp/util/string_ref_helper.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_tool_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc_cli_libs.a $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
 deps_grpc_tool_test: $(GRPC_TOOL_TEST_OBJS:.o=.dep)
 
@@ -12361,7 +12329,6 @@
 endif
 endif
 $(OBJDIR)/$(CONFIG)/test/cpp/util/grpc_tool_test.o: $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc
-$(OBJDIR)/$(CONFIG)/test/cpp/util/string_ref_helper.o: $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc
 
 
 GRPCLB_API_TEST_SRC = \
@@ -12741,7 +12708,6 @@
 
 PROTO_SERVER_REFLECTION_TEST_SRC = \
     test/cpp/end2end/proto_server_reflection_test.cc \
-    test/cpp/util/proto_reflection_descriptor_database.cc \
 
 PROTO_SERVER_REFLECTION_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(PROTO_SERVER_REFLECTION_TEST_SRC))))
 ifeq ($(NO_SECURE),true)
@@ -12763,18 +12729,16 @@
 
 else
 
-$(BINDIR)/$(CONFIG)/proto_server_reflection_test: $(PROTOBUF_DEP) $(PROTO_SERVER_REFLECTION_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(BINDIR)/$(CONFIG)/proto_server_reflection_test: $(PROTOBUF_DEP) $(PROTO_SERVER_REFLECTION_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 	$(E) "[LD]      Linking $@"
 	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LDXX) $(LDFLAGS) $(PROTO_SERVER_REFLECTION_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/proto_server_reflection_test
+	$(Q) $(LDXX) $(LDFLAGS) $(PROTO_SERVER_REFLECTION_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/proto_server_reflection_test
 
 endif
 
 endif
 
-$(OBJDIR)/$(CONFIG)/test/cpp/end2end/proto_server_reflection_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-$(OBJDIR)/$(CONFIG)/test/cpp/util/proto_reflection_descriptor_database.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+$(OBJDIR)/$(CONFIG)/test/cpp/end2end/proto_server_reflection_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_proto_reflection_desc_db.a $(LIBDIR)/$(CONFIG)/libgrpc++_reflection.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
 
 deps_proto_server_reflection_test: $(PROTO_SERVER_REFLECTION_TEST_OBJS:.o=.dep)
 
@@ -13063,6 +13027,49 @@
 $(OBJDIR)/$(CONFIG)/test/cpp/interop/reconnect_interop_server.o: $(GENDIR)/src/proto/grpc/testing/empty.pb.cc $(GENDIR)/src/proto/grpc/testing/empty.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/test.pb.cc $(GENDIR)/src/proto/grpc/testing/test.grpc.pb.cc
 
 
+ROUND_ROBIN_END2END_TEST_SRC = \
+    test/cpp/end2end/round_robin_end2end_test.cc \
+
+ROUND_ROBIN_END2END_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(ROUND_ROBIN_END2END_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/round_robin_end2end_test: openssl_dep_error
+
+else
+
+
+
+
+ifeq ($(NO_PROTOBUF),true)
+
+# You can't build the protoc plugins or protobuf-enabled targets if you don't have protobuf 3.0.0+.
+
+$(BINDIR)/$(CONFIG)/round_robin_end2end_test: protobuf_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/round_robin_end2end_test: $(PROTOBUF_DEP) $(ROUND_ROBIN_END2END_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LDXX) $(LDFLAGS) $(ROUND_ROBIN_END2END_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/round_robin_end2end_test
+
+endif
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/cpp/end2end/round_robin_end2end_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_round_robin_end2end_test: $(ROUND_ROBIN_END2END_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(ROUND_ROBIN_END2END_TEST_OBJS:.o=.dep)
+endif
+endif
+
+
 SECURE_AUTH_CONTEXT_TEST_SRC = \
     test/cpp/common/secure_auth_context_test.cc \
 
@@ -13522,6 +13529,49 @@
 $(OBJDIR)/$(CONFIG)/test/cpp/util/metrics_server.o: $(GENDIR)/src/proto/grpc/testing/empty.pb.cc $(GENDIR)/src/proto/grpc/testing/empty.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/metrics.pb.cc $(GENDIR)/src/proto/grpc/testing/metrics.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/test.pb.cc $(GENDIR)/src/proto/grpc/testing/test.grpc.pb.cc
 
 
+THREAD_MANAGER_TEST_SRC = \
+    test/cpp/thread_manager/thread_manager_test.cc \
+
+THREAD_MANAGER_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(THREAD_MANAGER_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/thread_manager_test: openssl_dep_error
+
+else
+
+
+
+
+ifeq ($(NO_PROTOBUF),true)
+
+# You can't build the protoc plugins or protobuf-enabled targets if you don't have protobuf 3.0.0+.
+
+$(BINDIR)/$(CONFIG)/thread_manager_test: protobuf_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/thread_manager_test: $(PROTOBUF_DEP) $(THREAD_MANAGER_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LDXX) $(LDFLAGS) $(THREAD_MANAGER_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a $(LDLIBSXX) $(LDLIBS_PROTOBUF) $(LDLIBS) $(LDLIBS_SECURE) $(GTEST_LIB) -o $(BINDIR)/$(CONFIG)/thread_manager_test
+
+endif
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/cpp/thread_manager/thread_manager_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc++.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LIBDIR)/$(CONFIG)/libgrpc++_test_config.a
+
+deps_thread_manager_test: $(THREAD_MANAGER_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(THREAD_MANAGER_TEST_OBJS:.o=.dep)
+endif
+endif
+
+
 THREAD_STRESS_TEST_SRC = \
     test/cpp/end2end/thread_stress_test.cc \
 
@@ -16249,8 +16299,6 @@
 src/cpp/common/secure_create_auth_context.cc: $(OPENSSL_DEP)
 src/cpp/ext/proto_server_reflection.cc: $(OPENSSL_DEP)
 src/cpp/ext/proto_server_reflection_plugin.cc: $(OPENSSL_DEP)
-src/cpp/ext/reflection.grpc.pb.cc: $(OPENSSL_DEP)
-src/cpp/ext/reflection.pb.cc: $(OPENSSL_DEP)
 src/cpp/server/secure_server_credentials.cc: $(OPENSSL_DEP)
 src/cpp/test/server_context_test_spouse.cc: $(OPENSSL_DEP)
 src/csharp/ext/grpc_csharp_ext.c: $(OPENSSL_DEP)
diff --git a/build.yaml b/build.yaml
index b5856d4..5cf4f5e 100644
--- a/build.yaml
+++ b/build.yaml
@@ -742,6 +742,7 @@
   - src/cpp/common/channel_filter.h
   - src/cpp/server/dynamic_thread_pool.h
   - src/cpp/server/thread_pool_interface.h
+  - src/cpp/thread_manager/thread_manager.h
   src:
   - src/cpp/client/channel_cc.cc
   - src/cpp/client/client_context.cc
@@ -764,6 +765,7 @@
   - src/cpp/server/server_context.cc
   - src/cpp/server/server_credentials.cc
   - src/cpp/server/server_posix.cc
+  - src/cpp/thread_manager/thread_manager.cc
   - src/cpp/util/byte_buffer_cc.cc
   - src/cpp/util/slice_cc.cc
   - src/cpp/util/status.cc
@@ -826,14 +828,8 @@
   - include/grpc++/impl/codegen/config_protobuf.h
 - name: grpc++_reflection_proto
   language: c++
-  public_headers:
-  - include/grpc++/ext/reflection.grpc.pb.h
-  - include/grpc++/ext/reflection.pb.h
   src:
-  - src/cpp/ext/reflection.grpc.pb.cc
-  - src/cpp/ext/reflection.pb.cc
-  uses:
-  - grpc++_codegen_proto
+  - src/proto/grpc/reflection/v1alpha/reflection.proto
 - name: thrift_util
   language: c++
   public_headers:
@@ -1051,6 +1047,18 @@
   platforms:
   - linux
   secure: true
+- name: grpc++_proto_reflection_desc_db
+  build: private
+  language: c++
+  headers:
+  - test/cpp/util/proto_reflection_descriptor_database.h
+  src:
+  - test/cpp/util/proto_reflection_descriptor_database.cc
+  deps:
+  - grpc++
+  filegroups:
+  - grpc++_reflection_proto
+  - grpc++_config_proto
 - name: grpc++_reflection
   build: all
   language: c++
@@ -1065,11 +1073,6 @@
   - grpc++
   filegroups:
   - grpc++_reflection_proto
-- name: grpc++_reflection_codegen
-  build: private
-  language: c++
-  src:
-  - src/proto/grpc/reflection/v1alpha/reflection.proto
 - name: grpc++_test
   build: private
   language: c++
@@ -1142,18 +1145,19 @@
   - test/cpp/util/config_grpc_cli.h
   - test/cpp/util/grpc_tool.h
   - test/cpp/util/proto_file_parser.h
-  - test/cpp/util/proto_reflection_descriptor_database.h
   - test/cpp/util/service_describer.h
   src:
   - test/cpp/util/cli_call.cc
   - test/cpp/util/cli_credentials.cc
   - test/cpp/util/grpc_tool.cc
   - test/cpp/util/proto_file_parser.cc
-  - test/cpp/util/proto_reflection_descriptor_database.cc
   - test/cpp/util/service_describer.cc
   deps:
-  - grpc++_reflection
+  - grpc++_proto_reflection_desc_db
   - grpc++
+  filegroups:
+  - grpc++_reflection_proto
+  - grpc++_config_proto
 - name: grpc_plugin_support
   build: protoc
   language: c++
@@ -2982,7 +2986,7 @@
   - test/cpp/util/grpc_cli.cc
   deps:
   - grpc_cli_libs
-  - grpc++_reflection
+  - grpc++_proto_reflection_desc_db
   - grpc++
   - grpc
   - gpr
@@ -3059,16 +3063,15 @@
   gtest: true
   build: test
   language: c++
-  headers:
-  - test/cpp/util/string_ref_helper.h
   src:
   - src/proto/grpc/testing/echo.proto
   - src/proto/grpc/testing/echo_messages.proto
   - test/cpp/util/grpc_tool_test.cc
-  - test/cpp/util/string_ref_helper.cc
   deps:
   - grpc_cli_libs
+  - grpc++_proto_reflection_desc_db
   - grpc++_reflection
+  - grpc++_test_util
   - grpc_test_util
   - grpc++
   - grpc
@@ -3076,7 +3079,6 @@
   - gpr
   filegroups:
   - grpc++_codegen_proto
-  - grpc++_config_proto
 - name: grpclb_api_test
   gtest: true
   build: test
@@ -3216,12 +3218,10 @@
   gtest: true
   build: test
   language: c++
-  headers:
-  - test/cpp/util/proto_reflection_descriptor_database.h
   src:
   - test/cpp/end2end/proto_server_reflection_test.cc
-  - test/cpp/util/proto_reflection_descriptor_database.cc
   deps:
+  - grpc++_proto_reflection_desc_db
   - grpc++_reflection
   - grpc++_test_util
   - grpc_test_util
@@ -3335,6 +3335,19 @@
   - gpr_test_util
   - gpr
   - grpc++_test_config
+- name: round_robin_end2end_test
+  gtest: true
+  build: test
+  language: c++
+  src:
+  - test/cpp/end2end/round_robin_end2end_test.cc
+  deps:
+  - grpc++_test_util
+  - grpc_test_util
+  - grpc++
+  - grpc
+  - gpr_test_util
+  - gpr
 - name: secure_auth_context_test
   gtest: true
   build: test
@@ -3490,6 +3503,16 @@
   - gpr_test_util
   - gpr
   - grpc++_test_config
+- name: thread_manager_test
+  build: test
+  language: c++
+  src:
+  - test/cpp/thread_manager/thread_manager_test.cc
+  deps:
+  - grpc++
+  - grpc
+  - gpr
+  - grpc++_test_config
 - name: thread_stress_test
   gtest: true
   cpu_cost: 100
diff --git a/include/grpc++/ext/reflection.grpc.pb.h b/include/grpc++/ext/reflection.grpc.pb.h
deleted file mode 100644
index 151271c..0000000
--- a/include/grpc++/ext/reflection.grpc.pb.h
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-
-// Generated by tools/codegen/extensions/gen_reflection_proto.sh
-// If you make any local change, they will be lost.
-// source: reflection.proto
-// Original file comments:
-// Copyright 2016, Google Inc.
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// Service exported by server reflection
-//
-#ifndef GRPC_reflection_2eproto__INCLUDED
-#define GRPC_reflection_2eproto__INCLUDED
-
-#include <grpc++/ext/reflection.pb.h>
-
-#include <grpc++/impl/codegen/async_stream.h>
-#include <grpc++/impl/codegen/async_unary_call.h>
-#include <grpc++/impl/codegen/method_handler_impl.h>
-#include <grpc++/impl/codegen/proto_utils.h>
-#include <grpc++/impl/codegen/rpc_method.h>
-#include <grpc++/impl/codegen/service_type.h>
-#include <grpc++/impl/codegen/status.h>
-#include <grpc++/impl/codegen/stub_options.h>
-#include <grpc++/impl/codegen/sync_stream.h>
-
-namespace grpc {
-class CompletionQueue;
-class Channel;
-class RpcService;
-class ServerCompletionQueue;
-class ServerContext;
-}  // namespace grpc
-
-namespace grpc {
-namespace reflection {
-namespace v1alpha {
-
-class ServerReflection GRPC_FINAL {
- public:
-  class StubInterface {
-   public:
-    virtual ~StubInterface() {}
-    // The reflection service is structured as a bidirectional stream, ensuring
-    // all related requests go to a single server.
-    std::unique_ptr< ::grpc::ClientReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>> ServerReflectionInfo(::grpc::ClientContext* context) {
-      return std::unique_ptr< ::grpc::ClientReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>>(ServerReflectionInfoRaw(context));
-    }
-    std::unique_ptr< ::grpc::ClientAsyncReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>> AsyncServerReflectionInfo(::grpc::ClientContext* context, ::grpc::CompletionQueue* cq, void* tag) {
-      return std::unique_ptr< ::grpc::ClientAsyncReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>>(AsyncServerReflectionInfoRaw(context, cq, tag));
-    }
-  private:
-    virtual ::grpc::ClientReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* ServerReflectionInfoRaw(::grpc::ClientContext* context) = 0;
-    virtual ::grpc::ClientAsyncReaderWriterInterface< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* AsyncServerReflectionInfoRaw(::grpc::ClientContext* context, ::grpc::CompletionQueue* cq, void* tag) = 0;
-  };
-  class Stub GRPC_FINAL : public StubInterface {
-   public:
-    Stub(const std::shared_ptr< ::grpc::ChannelInterface>& channel);
-    std::unique_ptr< ::grpc::ClientReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>> ServerReflectionInfo(::grpc::ClientContext* context) {
-      return std::unique_ptr< ::grpc::ClientReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>>(ServerReflectionInfoRaw(context));
-    }
-    std::unique_ptr<  ::grpc::ClientAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>> AsyncServerReflectionInfo(::grpc::ClientContext* context, ::grpc::CompletionQueue* cq, void* tag) {
-      return std::unique_ptr< ::grpc::ClientAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>>(AsyncServerReflectionInfoRaw(context, cq, tag));
-    }
-
-   private:
-    std::shared_ptr< ::grpc::ChannelInterface> channel_;
-    ::grpc::ClientReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* ServerReflectionInfoRaw(::grpc::ClientContext* context) GRPC_OVERRIDE;
-    ::grpc::ClientAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* AsyncServerReflectionInfoRaw(::grpc::ClientContext* context, ::grpc::CompletionQueue* cq, void* tag) GRPC_OVERRIDE;
-    const ::grpc::RpcMethod rpcmethod_ServerReflectionInfo_;
-  };
-  static std::unique_ptr<Stub> NewStub(const std::shared_ptr< ::grpc::ChannelInterface>& channel, const ::grpc::StubOptions& options = ::grpc::StubOptions());
-
-  class Service : public ::grpc::Service {
-   public:
-    Service();
-    virtual ~Service();
-    // The reflection service is structured as a bidirectional stream, ensuring
-    // all related requests go to a single server.
-    virtual ::grpc::Status ServerReflectionInfo(::grpc::ServerContext* context, ::grpc::ServerReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionResponse, ::grpc::reflection::v1alpha::ServerReflectionRequest>* stream);
-  };
-  template <class BaseClass>
-  class WithAsyncMethod_ServerReflectionInfo : public BaseClass {
-   private:
-    void BaseClassMustBeDerivedFromService(const Service *service) {}
-   public:
-    WithAsyncMethod_ServerReflectionInfo() {
-      ::grpc::Service::MarkMethodAsync(0);
-    }
-    ~WithAsyncMethod_ServerReflectionInfo() GRPC_OVERRIDE {
-      BaseClassMustBeDerivedFromService(this);
-    }
-    // disable synchronous version of this method
-    ::grpc::Status ServerReflectionInfo(::grpc::ServerContext* context, ::grpc::ServerReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionResponse, ::grpc::reflection::v1alpha::ServerReflectionRequest>* stream) GRPC_FINAL GRPC_OVERRIDE {
-      abort();
-      return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, "");
-    }
-    void RequestServerReflectionInfo(::grpc::ServerContext* context, ::grpc::ServerAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionResponse, ::grpc::reflection::v1alpha::ServerReflectionRequest>* stream, ::grpc::CompletionQueue* new_call_cq, ::grpc::ServerCompletionQueue* notification_cq, void *tag) {
-      ::grpc::Service::RequestAsyncBidiStreaming(0, context, stream, new_call_cq, notification_cq, tag);
-    }
-  };
-  typedef WithAsyncMethod_ServerReflectionInfo<Service > AsyncService;
-  template <class BaseClass>
-  class WithGenericMethod_ServerReflectionInfo : public BaseClass {
-   private:
-    void BaseClassMustBeDerivedFromService(const Service *service) {}
-   public:
-    WithGenericMethod_ServerReflectionInfo() {
-      ::grpc::Service::MarkMethodGeneric(0);
-    }
-    ~WithGenericMethod_ServerReflectionInfo() GRPC_OVERRIDE {
-      BaseClassMustBeDerivedFromService(this);
-    }
-    // disable synchronous version of this method
-    ::grpc::Status ServerReflectionInfo(::grpc::ServerContext* context, ::grpc::ServerReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionResponse, ::grpc::reflection::v1alpha::ServerReflectionRequest>* stream) GRPC_FINAL GRPC_OVERRIDE {
-      abort();
-      return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, "");
-    }
-  };
-  typedef Service StreamedUnaryService;
-  typedef Service SplitStreamedService;
-  typedef Service StreamedService;
-};
-
-}  // namespace v1alpha
-}  // namespace reflection
-}  // namespace grpc
-
-
-#endif  // GRPC_reflection_2eproto__INCLUDED
diff --git a/include/grpc++/ext/reflection.pb.h b/include/grpc++/ext/reflection.pb.h
deleted file mode 100644
index 6e645af..0000000
--- a/include/grpc++/ext/reflection.pb.h
+++ /dev/null
@@ -1,2125 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-
-// Generated by tools/codegen/extensions/gen_reflection_proto.sh
-// source: reflection.proto
-
-#ifndef PROTOBUF_reflection_2eproto__INCLUDED
-#define PROTOBUF_reflection_2eproto__INCLUDED
-
-#include <string>
-
-#include <google/protobuf/stubs/common.h>
-
-#if GOOGLE_PROTOBUF_VERSION < 3001000
-#error This file was generated by a newer version of protoc which is
-#error incompatible with your Protocol Buffer headers.  Please update
-#error your headers.
-#endif
-#if 3001000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
-#error This file was generated by an older version of protoc which is
-#error incompatible with your Protocol Buffer headers.  Please
-#error regenerate this file with a newer version of protoc.
-#endif
-
-#include <google/protobuf/arena.h>
-#include <google/protobuf/arenastring.h>
-#include <google/protobuf/generated_message_util.h>
-#include <google/protobuf/metadata.h>
-#include <google/protobuf/message.h>
-#include <google/protobuf/repeated_field.h>
-#include <google/protobuf/extension_set.h>
-#include <google/protobuf/unknown_field_set.h>
-// @@protoc_insertion_point(includes)
-
-namespace grpc {
-namespace reflection {
-namespace v1alpha {
-
-// Internal implementation detail -- do not call these.
-void protobuf_AddDesc_reflection_2eproto();
-void protobuf_InitDefaults_reflection_2eproto();
-void protobuf_AssignDesc_reflection_2eproto();
-void protobuf_ShutdownFile_reflection_2eproto();
-
-class ErrorResponse;
-class ExtensionNumberResponse;
-class ExtensionRequest;
-class FileDescriptorResponse;
-class ListServiceResponse;
-class ServerReflectionRequest;
-class ServerReflectionResponse;
-class ServiceResponse;
-
-// ===================================================================
-
-class ServerReflectionRequest : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ServerReflectionRequest) */ {
- public:
-  ServerReflectionRequest();
-  virtual ~ServerReflectionRequest();
-
-  ServerReflectionRequest(const ServerReflectionRequest& from);
-
-  inline ServerReflectionRequest& operator=(const ServerReflectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ServerReflectionRequest& default_instance();
-
-  enum MessageRequestCase {
-    kFileByFilename = 3,
-    kFileContainingSymbol = 4,
-    kFileContainingExtension = 5,
-    kAllExtensionNumbersOfType = 6,
-    kListServices = 7,
-    MESSAGE_REQUEST_NOT_SET = 0,
-  };
-
-  static const ServerReflectionRequest* internal_default_instance();
-
-  void Swap(ServerReflectionRequest* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ServerReflectionRequest* New() const { return New(NULL); }
-
-  ServerReflectionRequest* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ServerReflectionRequest& from);
-  void MergeFrom(const ServerReflectionRequest& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ServerReflectionRequest* other);
-  void UnsafeMergeFrom(const ServerReflectionRequest& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional string host = 1;
-  void clear_host();
-  static const int kHostFieldNumber = 1;
-  const ::std::string& host() const;
-  void set_host(const ::std::string& value);
-  void set_host(const char* value);
-  void set_host(const char* value, size_t size);
-  ::std::string* mutable_host();
-  ::std::string* release_host();
-  void set_allocated_host(::std::string* host);
-
-  // optional string file_by_filename = 3;
-  private:
-  bool has_file_by_filename() const;
-  public:
-  void clear_file_by_filename();
-  static const int kFileByFilenameFieldNumber = 3;
-  const ::std::string& file_by_filename() const;
-  void set_file_by_filename(const ::std::string& value);
-  void set_file_by_filename(const char* value);
-  void set_file_by_filename(const char* value, size_t size);
-  ::std::string* mutable_file_by_filename();
-  ::std::string* release_file_by_filename();
-  void set_allocated_file_by_filename(::std::string* file_by_filename);
-
-  // optional string file_containing_symbol = 4;
-  private:
-  bool has_file_containing_symbol() const;
-  public:
-  void clear_file_containing_symbol();
-  static const int kFileContainingSymbolFieldNumber = 4;
-  const ::std::string& file_containing_symbol() const;
-  void set_file_containing_symbol(const ::std::string& value);
-  void set_file_containing_symbol(const char* value);
-  void set_file_containing_symbol(const char* value, size_t size);
-  ::std::string* mutable_file_containing_symbol();
-  ::std::string* release_file_containing_symbol();
-  void set_allocated_file_containing_symbol(::std::string* file_containing_symbol);
-
-  // optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-  bool has_file_containing_extension() const;
-  void clear_file_containing_extension();
-  static const int kFileContainingExtensionFieldNumber = 5;
-  const ::grpc::reflection::v1alpha::ExtensionRequest& file_containing_extension() const;
-  ::grpc::reflection::v1alpha::ExtensionRequest* mutable_file_containing_extension();
-  ::grpc::reflection::v1alpha::ExtensionRequest* release_file_containing_extension();
-  void set_allocated_file_containing_extension(::grpc::reflection::v1alpha::ExtensionRequest* file_containing_extension);
-
-  // optional string all_extension_numbers_of_type = 6;
-  private:
-  bool has_all_extension_numbers_of_type() const;
-  public:
-  void clear_all_extension_numbers_of_type();
-  static const int kAllExtensionNumbersOfTypeFieldNumber = 6;
-  const ::std::string& all_extension_numbers_of_type() const;
-  void set_all_extension_numbers_of_type(const ::std::string& value);
-  void set_all_extension_numbers_of_type(const char* value);
-  void set_all_extension_numbers_of_type(const char* value, size_t size);
-  ::std::string* mutable_all_extension_numbers_of_type();
-  ::std::string* release_all_extension_numbers_of_type();
-  void set_allocated_all_extension_numbers_of_type(::std::string* all_extension_numbers_of_type);
-
-  // optional string list_services = 7;
-  private:
-  bool has_list_services() const;
-  public:
-  void clear_list_services();
-  static const int kListServicesFieldNumber = 7;
-  const ::std::string& list_services() const;
-  void set_list_services(const ::std::string& value);
-  void set_list_services(const char* value);
-  void set_list_services(const char* value, size_t size);
-  ::std::string* mutable_list_services();
-  ::std::string* release_list_services();
-  void set_allocated_list_services(::std::string* list_services);
-
-  MessageRequestCase message_request_case() const;
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ServerReflectionRequest)
- private:
-  inline void set_has_file_by_filename();
-  inline void set_has_file_containing_symbol();
-  inline void set_has_file_containing_extension();
-  inline void set_has_all_extension_numbers_of_type();
-  inline void set_has_list_services();
-
-  inline bool has_message_request() const;
-  void clear_message_request();
-  inline void clear_has_message_request();
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::internal::ArenaStringPtr host_;
-  union MessageRequestUnion {
-    MessageRequestUnion() {}
-    ::google::protobuf::internal::ArenaStringPtr file_by_filename_;
-    ::google::protobuf::internal::ArenaStringPtr file_containing_symbol_;
-    ::grpc::reflection::v1alpha::ExtensionRequest* file_containing_extension_;
-    ::google::protobuf::internal::ArenaStringPtr all_extension_numbers_of_type_;
-    ::google::protobuf::internal::ArenaStringPtr list_services_;
-  } message_request_;
-  mutable int _cached_size_;
-  ::google::protobuf::uint32 _oneof_case_[1];
-
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ServerReflectionRequest> ServerReflectionRequest_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ExtensionRequest : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ExtensionRequest) */ {
- public:
-  ExtensionRequest();
-  virtual ~ExtensionRequest();
-
-  ExtensionRequest(const ExtensionRequest& from);
-
-  inline ExtensionRequest& operator=(const ExtensionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ExtensionRequest& default_instance();
-
-  static const ExtensionRequest* internal_default_instance();
-
-  void Swap(ExtensionRequest* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ExtensionRequest* New() const { return New(NULL); }
-
-  ExtensionRequest* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ExtensionRequest& from);
-  void MergeFrom(const ExtensionRequest& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ExtensionRequest* other);
-  void UnsafeMergeFrom(const ExtensionRequest& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional string containing_type = 1;
-  void clear_containing_type();
-  static const int kContainingTypeFieldNumber = 1;
-  const ::std::string& containing_type() const;
-  void set_containing_type(const ::std::string& value);
-  void set_containing_type(const char* value);
-  void set_containing_type(const char* value, size_t size);
-  ::std::string* mutable_containing_type();
-  ::std::string* release_containing_type();
-  void set_allocated_containing_type(::std::string* containing_type);
-
-  // optional int32 extension_number = 2;
-  void clear_extension_number();
-  static const int kExtensionNumberFieldNumber = 2;
-  ::google::protobuf::int32 extension_number() const;
-  void set_extension_number(::google::protobuf::int32 value);
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ExtensionRequest)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::internal::ArenaStringPtr containing_type_;
-  ::google::protobuf::int32 extension_number_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ExtensionRequest> ExtensionRequest_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ServerReflectionResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ServerReflectionResponse) */ {
- public:
-  ServerReflectionResponse();
-  virtual ~ServerReflectionResponse();
-
-  ServerReflectionResponse(const ServerReflectionResponse& from);
-
-  inline ServerReflectionResponse& operator=(const ServerReflectionResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ServerReflectionResponse& default_instance();
-
-  enum MessageResponseCase {
-    kFileDescriptorResponse = 4,
-    kAllExtensionNumbersResponse = 5,
-    kListServicesResponse = 6,
-    kErrorResponse = 7,
-    MESSAGE_RESPONSE_NOT_SET = 0,
-  };
-
-  static const ServerReflectionResponse* internal_default_instance();
-
-  void Swap(ServerReflectionResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ServerReflectionResponse* New() const { return New(NULL); }
-
-  ServerReflectionResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ServerReflectionResponse& from);
-  void MergeFrom(const ServerReflectionResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ServerReflectionResponse* other);
-  void UnsafeMergeFrom(const ServerReflectionResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional string valid_host = 1;
-  void clear_valid_host();
-  static const int kValidHostFieldNumber = 1;
-  const ::std::string& valid_host() const;
-  void set_valid_host(const ::std::string& value);
-  void set_valid_host(const char* value);
-  void set_valid_host(const char* value, size_t size);
-  ::std::string* mutable_valid_host();
-  ::std::string* release_valid_host();
-  void set_allocated_valid_host(::std::string* valid_host);
-
-  // optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-  bool has_original_request() const;
-  void clear_original_request();
-  static const int kOriginalRequestFieldNumber = 2;
-  const ::grpc::reflection::v1alpha::ServerReflectionRequest& original_request() const;
-  ::grpc::reflection::v1alpha::ServerReflectionRequest* mutable_original_request();
-  ::grpc::reflection::v1alpha::ServerReflectionRequest* release_original_request();
-  void set_allocated_original_request(::grpc::reflection::v1alpha::ServerReflectionRequest* original_request);
-
-  // optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-  bool has_file_descriptor_response() const;
-  void clear_file_descriptor_response();
-  static const int kFileDescriptorResponseFieldNumber = 4;
-  const ::grpc::reflection::v1alpha::FileDescriptorResponse& file_descriptor_response() const;
-  ::grpc::reflection::v1alpha::FileDescriptorResponse* mutable_file_descriptor_response();
-  ::grpc::reflection::v1alpha::FileDescriptorResponse* release_file_descriptor_response();
-  void set_allocated_file_descriptor_response(::grpc::reflection::v1alpha::FileDescriptorResponse* file_descriptor_response);
-
-  // optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-  bool has_all_extension_numbers_response() const;
-  void clear_all_extension_numbers_response();
-  static const int kAllExtensionNumbersResponseFieldNumber = 5;
-  const ::grpc::reflection::v1alpha::ExtensionNumberResponse& all_extension_numbers_response() const;
-  ::grpc::reflection::v1alpha::ExtensionNumberResponse* mutable_all_extension_numbers_response();
-  ::grpc::reflection::v1alpha::ExtensionNumberResponse* release_all_extension_numbers_response();
-  void set_allocated_all_extension_numbers_response(::grpc::reflection::v1alpha::ExtensionNumberResponse* all_extension_numbers_response);
-
-  // optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-  bool has_list_services_response() const;
-  void clear_list_services_response();
-  static const int kListServicesResponseFieldNumber = 6;
-  const ::grpc::reflection::v1alpha::ListServiceResponse& list_services_response() const;
-  ::grpc::reflection::v1alpha::ListServiceResponse* mutable_list_services_response();
-  ::grpc::reflection::v1alpha::ListServiceResponse* release_list_services_response();
-  void set_allocated_list_services_response(::grpc::reflection::v1alpha::ListServiceResponse* list_services_response);
-
-  // optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-  bool has_error_response() const;
-  void clear_error_response();
-  static const int kErrorResponseFieldNumber = 7;
-  const ::grpc::reflection::v1alpha::ErrorResponse& error_response() const;
-  ::grpc::reflection::v1alpha::ErrorResponse* mutable_error_response();
-  ::grpc::reflection::v1alpha::ErrorResponse* release_error_response();
-  void set_allocated_error_response(::grpc::reflection::v1alpha::ErrorResponse* error_response);
-
-  MessageResponseCase message_response_case() const;
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ServerReflectionResponse)
- private:
-  inline void set_has_file_descriptor_response();
-  inline void set_has_all_extension_numbers_response();
-  inline void set_has_list_services_response();
-  inline void set_has_error_response();
-
-  inline bool has_message_response() const;
-  void clear_message_response();
-  inline void clear_has_message_response();
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::internal::ArenaStringPtr valid_host_;
-  ::grpc::reflection::v1alpha::ServerReflectionRequest* original_request_;
-  union MessageResponseUnion {
-    MessageResponseUnion() {}
-    ::grpc::reflection::v1alpha::FileDescriptorResponse* file_descriptor_response_;
-    ::grpc::reflection::v1alpha::ExtensionNumberResponse* all_extension_numbers_response_;
-    ::grpc::reflection::v1alpha::ListServiceResponse* list_services_response_;
-    ::grpc::reflection::v1alpha::ErrorResponse* error_response_;
-  } message_response_;
-  mutable int _cached_size_;
-  ::google::protobuf::uint32 _oneof_case_[1];
-
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ServerReflectionResponse> ServerReflectionResponse_default_instance_;
-
-// -------------------------------------------------------------------
-
-class FileDescriptorResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.FileDescriptorResponse) */ {
- public:
-  FileDescriptorResponse();
-  virtual ~FileDescriptorResponse();
-
-  FileDescriptorResponse(const FileDescriptorResponse& from);
-
-  inline FileDescriptorResponse& operator=(const FileDescriptorResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const FileDescriptorResponse& default_instance();
-
-  static const FileDescriptorResponse* internal_default_instance();
-
-  void Swap(FileDescriptorResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline FileDescriptorResponse* New() const { return New(NULL); }
-
-  FileDescriptorResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const FileDescriptorResponse& from);
-  void MergeFrom(const FileDescriptorResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(FileDescriptorResponse* other);
-  void UnsafeMergeFrom(const FileDescriptorResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // repeated bytes file_descriptor_proto = 1;
-  int file_descriptor_proto_size() const;
-  void clear_file_descriptor_proto();
-  static const int kFileDescriptorProtoFieldNumber = 1;
-  const ::std::string& file_descriptor_proto(int index) const;
-  ::std::string* mutable_file_descriptor_proto(int index);
-  void set_file_descriptor_proto(int index, const ::std::string& value);
-  void set_file_descriptor_proto(int index, const char* value);
-  void set_file_descriptor_proto(int index, const void* value, size_t size);
-  ::std::string* add_file_descriptor_proto();
-  void add_file_descriptor_proto(const ::std::string& value);
-  void add_file_descriptor_proto(const char* value);
-  void add_file_descriptor_proto(const void* value, size_t size);
-  const ::google::protobuf::RepeatedPtrField< ::std::string>& file_descriptor_proto() const;
-  ::google::protobuf::RepeatedPtrField< ::std::string>* mutable_file_descriptor_proto();
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.FileDescriptorResponse)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::RepeatedPtrField< ::std::string> file_descriptor_proto_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<FileDescriptorResponse> FileDescriptorResponse_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ExtensionNumberResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ExtensionNumberResponse) */ {
- public:
-  ExtensionNumberResponse();
-  virtual ~ExtensionNumberResponse();
-
-  ExtensionNumberResponse(const ExtensionNumberResponse& from);
-
-  inline ExtensionNumberResponse& operator=(const ExtensionNumberResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ExtensionNumberResponse& default_instance();
-
-  static const ExtensionNumberResponse* internal_default_instance();
-
-  void Swap(ExtensionNumberResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ExtensionNumberResponse* New() const { return New(NULL); }
-
-  ExtensionNumberResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ExtensionNumberResponse& from);
-  void MergeFrom(const ExtensionNumberResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ExtensionNumberResponse* other);
-  void UnsafeMergeFrom(const ExtensionNumberResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional string base_type_name = 1;
-  void clear_base_type_name();
-  static const int kBaseTypeNameFieldNumber = 1;
-  const ::std::string& base_type_name() const;
-  void set_base_type_name(const ::std::string& value);
-  void set_base_type_name(const char* value);
-  void set_base_type_name(const char* value, size_t size);
-  ::std::string* mutable_base_type_name();
-  ::std::string* release_base_type_name();
-  void set_allocated_base_type_name(::std::string* base_type_name);
-
-  // repeated int32 extension_number = 2;
-  int extension_number_size() const;
-  void clear_extension_number();
-  static const int kExtensionNumberFieldNumber = 2;
-  ::google::protobuf::int32 extension_number(int index) const;
-  void set_extension_number(int index, ::google::protobuf::int32 value);
-  void add_extension_number(::google::protobuf::int32 value);
-  const ::google::protobuf::RepeatedField< ::google::protobuf::int32 >&
-      extension_number() const;
-  ::google::protobuf::RepeatedField< ::google::protobuf::int32 >*
-      mutable_extension_number();
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ExtensionNumberResponse)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::RepeatedField< ::google::protobuf::int32 > extension_number_;
-  mutable int _extension_number_cached_byte_size_;
-  ::google::protobuf::internal::ArenaStringPtr base_type_name_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ExtensionNumberResponse> ExtensionNumberResponse_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ListServiceResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ListServiceResponse) */ {
- public:
-  ListServiceResponse();
-  virtual ~ListServiceResponse();
-
-  ListServiceResponse(const ListServiceResponse& from);
-
-  inline ListServiceResponse& operator=(const ListServiceResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ListServiceResponse& default_instance();
-
-  static const ListServiceResponse* internal_default_instance();
-
-  void Swap(ListServiceResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ListServiceResponse* New() const { return New(NULL); }
-
-  ListServiceResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ListServiceResponse& from);
-  void MergeFrom(const ListServiceResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ListServiceResponse* other);
-  void UnsafeMergeFrom(const ListServiceResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-  int service_size() const;
-  void clear_service();
-  static const int kServiceFieldNumber = 1;
-  const ::grpc::reflection::v1alpha::ServiceResponse& service(int index) const;
-  ::grpc::reflection::v1alpha::ServiceResponse* mutable_service(int index);
-  ::grpc::reflection::v1alpha::ServiceResponse* add_service();
-  ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >*
-      mutable_service();
-  const ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >&
-      service() const;
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ListServiceResponse)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse > service_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ListServiceResponse> ListServiceResponse_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ServiceResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ServiceResponse) */ {
- public:
-  ServiceResponse();
-  virtual ~ServiceResponse();
-
-  ServiceResponse(const ServiceResponse& from);
-
-  inline ServiceResponse& operator=(const ServiceResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ServiceResponse& default_instance();
-
-  static const ServiceResponse* internal_default_instance();
-
-  void Swap(ServiceResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ServiceResponse* New() const { return New(NULL); }
-
-  ServiceResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ServiceResponse& from);
-  void MergeFrom(const ServiceResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ServiceResponse* other);
-  void UnsafeMergeFrom(const ServiceResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional string name = 1;
-  void clear_name();
-  static const int kNameFieldNumber = 1;
-  const ::std::string& name() const;
-  void set_name(const ::std::string& value);
-  void set_name(const char* value);
-  void set_name(const char* value, size_t size);
-  ::std::string* mutable_name();
-  ::std::string* release_name();
-  void set_allocated_name(::std::string* name);
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ServiceResponse)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::internal::ArenaStringPtr name_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ServiceResponse> ServiceResponse_default_instance_;
-
-// -------------------------------------------------------------------
-
-class ErrorResponse : public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:grpc.reflection.v1alpha.ErrorResponse) */ {
- public:
-  ErrorResponse();
-  virtual ~ErrorResponse();
-
-  ErrorResponse(const ErrorResponse& from);
-
-  inline ErrorResponse& operator=(const ErrorResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-
-  static const ::google::protobuf::Descriptor* descriptor();
-  static const ErrorResponse& default_instance();
-
-  static const ErrorResponse* internal_default_instance();
-
-  void Swap(ErrorResponse* other);
-
-  // implements Message ----------------------------------------------
-
-  inline ErrorResponse* New() const { return New(NULL); }
-
-  ErrorResponse* New(::google::protobuf::Arena* arena) const;
-  void CopyFrom(const ::google::protobuf::Message& from);
-  void MergeFrom(const ::google::protobuf::Message& from);
-  void CopyFrom(const ErrorResponse& from);
-  void MergeFrom(const ErrorResponse& from);
-  void Clear();
-  bool IsInitialized() const;
-
-  size_t ByteSizeLong() const;
-  bool MergePartialFromCodedStream(
-      ::google::protobuf::io::CodedInputStream* input);
-  void SerializeWithCachedSizes(
-      ::google::protobuf::io::CodedOutputStream* output) const;
-  ::google::protobuf::uint8* InternalSerializeWithCachedSizesToArray(
-      bool deterministic, ::google::protobuf::uint8* output) const;
-  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const {
-    return InternalSerializeWithCachedSizesToArray(false, output);
-  }
-  int GetCachedSize() const { return _cached_size_; }
-  private:
-  void SharedCtor();
-  void SharedDtor();
-  void SetCachedSize(int size) const;
-  void InternalSwap(ErrorResponse* other);
-  void UnsafeMergeFrom(const ErrorResponse& from);
-  private:
-  inline ::google::protobuf::Arena* GetArenaNoVirtual() const {
-    return _internal_metadata_.arena();
-  }
-  inline void* MaybeArenaPtr() const {
-    return _internal_metadata_.raw_arena_ptr();
-  }
-  public:
-
-  ::google::protobuf::Metadata GetMetadata() const;
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // optional int32 error_code = 1;
-  void clear_error_code();
-  static const int kErrorCodeFieldNumber = 1;
-  ::google::protobuf::int32 error_code() const;
-  void set_error_code(::google::protobuf::int32 value);
-
-  // optional string error_message = 2;
-  void clear_error_message();
-  static const int kErrorMessageFieldNumber = 2;
-  const ::std::string& error_message() const;
-  void set_error_message(const ::std::string& value);
-  void set_error_message(const char* value);
-  void set_error_message(const char* value, size_t size);
-  ::std::string* mutable_error_message();
-  ::std::string* release_error_message();
-  void set_allocated_error_message(::std::string* error_message);
-
-  // @@protoc_insertion_point(class_scope:grpc.reflection.v1alpha.ErrorResponse)
- private:
-
-  ::google::protobuf::internal::InternalMetadataWithArena _internal_metadata_;
-  ::google::protobuf::internal::ArenaStringPtr error_message_;
-  ::google::protobuf::int32 error_code_;
-  mutable int _cached_size_;
-  friend void  protobuf_InitDefaults_reflection_2eproto_impl();
-  friend void  protobuf_AddDesc_reflection_2eproto_impl();
-  friend void protobuf_AssignDesc_reflection_2eproto();
-  friend void protobuf_ShutdownFile_reflection_2eproto();
-
-  void InitAsDefaultInstance();
-};
-extern ::google::protobuf::internal::ExplicitlyConstructed<ErrorResponse> ErrorResponse_default_instance_;
-
-// ===================================================================
-
-
-// ===================================================================
-
-#if !PROTOBUF_INLINE_NOT_IN_HEADERS
-// ServerReflectionRequest
-
-// optional string host = 1;
-inline void ServerReflectionRequest::clear_host() {
-  host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ServerReflectionRequest::host() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  return host_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServerReflectionRequest::set_host(const ::std::string& value) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-inline void ServerReflectionRequest::set_host(const char* value) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-inline void ServerReflectionRequest::set_host(const char* value, size_t size) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-inline ::std::string* ServerReflectionRequest::mutable_host() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  return host_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionRequest::release_host() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  
-  return host_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServerReflectionRequest::set_allocated_host(::std::string* host) {
-  if (host != NULL) {
-    
-  } else {
-    
-  }
-  host_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), host);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-
-// optional string file_by_filename = 3;
-inline bool ServerReflectionRequest::has_file_by_filename() const {
-  return message_request_case() == kFileByFilename;
-}
-inline void ServerReflectionRequest::set_has_file_by_filename() {
-  _oneof_case_[0] = kFileByFilename;
-}
-inline void ServerReflectionRequest::clear_file_by_filename() {
-  if (has_file_by_filename()) {
-    message_request_.file_by_filename_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-inline const ::std::string& ServerReflectionRequest::file_by_filename() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (has_file_by_filename()) {
-    return message_request_.file_by_filename_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-inline void ServerReflectionRequest::set_file_by_filename(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-inline void ServerReflectionRequest::set_file_by_filename(const char* value) {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-inline void ServerReflectionRequest::set_file_by_filename(const char* value, size_t size) {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-inline ::std::string* ServerReflectionRequest::mutable_file_by_filename() {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  return message_request_.file_by_filename_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionRequest::release_file_by_filename() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (has_file_by_filename()) {
-    clear_has_message_request();
-    return message_request_.file_by_filename_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionRequest::set_allocated_file_by_filename(::std::string* file_by_filename) {
-  if (!has_file_by_filename()) {
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (file_by_filename != NULL) {
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        file_by_filename);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-
-// optional string file_containing_symbol = 4;
-inline bool ServerReflectionRequest::has_file_containing_symbol() const {
-  return message_request_case() == kFileContainingSymbol;
-}
-inline void ServerReflectionRequest::set_has_file_containing_symbol() {
-  _oneof_case_[0] = kFileContainingSymbol;
-}
-inline void ServerReflectionRequest::clear_file_containing_symbol() {
-  if (has_file_containing_symbol()) {
-    message_request_.file_containing_symbol_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-inline const ::std::string& ServerReflectionRequest::file_containing_symbol() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (has_file_containing_symbol()) {
-    return message_request_.file_containing_symbol_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-inline void ServerReflectionRequest::set_file_containing_symbol(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-inline void ServerReflectionRequest::set_file_containing_symbol(const char* value) {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-inline void ServerReflectionRequest::set_file_containing_symbol(const char* value, size_t size) {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-inline ::std::string* ServerReflectionRequest::mutable_file_containing_symbol() {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  return message_request_.file_containing_symbol_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionRequest::release_file_containing_symbol() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (has_file_containing_symbol()) {
-    clear_has_message_request();
-    return message_request_.file_containing_symbol_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionRequest::set_allocated_file_containing_symbol(::std::string* file_containing_symbol) {
-  if (!has_file_containing_symbol()) {
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (file_containing_symbol != NULL) {
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        file_containing_symbol);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-
-// optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-inline bool ServerReflectionRequest::has_file_containing_extension() const {
-  return message_request_case() == kFileContainingExtension;
-}
-inline void ServerReflectionRequest::set_has_file_containing_extension() {
-  _oneof_case_[0] = kFileContainingExtension;
-}
-inline void ServerReflectionRequest::clear_file_containing_extension() {
-  if (has_file_containing_extension()) {
-    delete message_request_.file_containing_extension_;
-    clear_has_message_request();
-  }
-}
-inline  const ::grpc::reflection::v1alpha::ExtensionRequest& ServerReflectionRequest::file_containing_extension() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  return has_file_containing_extension()
-      ? *message_request_.file_containing_extension_
-      : ::grpc::reflection::v1alpha::ExtensionRequest::default_instance();
-}
-inline ::grpc::reflection::v1alpha::ExtensionRequest* ServerReflectionRequest::mutable_file_containing_extension() {
-  if (!has_file_containing_extension()) {
-    clear_message_request();
-    set_has_file_containing_extension();
-    message_request_.file_containing_extension_ = new ::grpc::reflection::v1alpha::ExtensionRequest;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  return message_request_.file_containing_extension_;
-}
-inline ::grpc::reflection::v1alpha::ExtensionRequest* ServerReflectionRequest::release_file_containing_extension() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  if (has_file_containing_extension()) {
-    clear_has_message_request();
-    ::grpc::reflection::v1alpha::ExtensionRequest* temp = message_request_.file_containing_extension_;
-    message_request_.file_containing_extension_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionRequest::set_allocated_file_containing_extension(::grpc::reflection::v1alpha::ExtensionRequest* file_containing_extension) {
-  clear_message_request();
-  if (file_containing_extension) {
-    set_has_file_containing_extension();
-    message_request_.file_containing_extension_ = file_containing_extension;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-}
-
-// optional string all_extension_numbers_of_type = 6;
-inline bool ServerReflectionRequest::has_all_extension_numbers_of_type() const {
-  return message_request_case() == kAllExtensionNumbersOfType;
-}
-inline void ServerReflectionRequest::set_has_all_extension_numbers_of_type() {
-  _oneof_case_[0] = kAllExtensionNumbersOfType;
-}
-inline void ServerReflectionRequest::clear_all_extension_numbers_of_type() {
-  if (has_all_extension_numbers_of_type()) {
-    message_request_.all_extension_numbers_of_type_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-inline const ::std::string& ServerReflectionRequest::all_extension_numbers_of_type() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (has_all_extension_numbers_of_type()) {
-    return message_request_.all_extension_numbers_of_type_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-inline void ServerReflectionRequest::set_all_extension_numbers_of_type(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-inline void ServerReflectionRequest::set_all_extension_numbers_of_type(const char* value) {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-inline void ServerReflectionRequest::set_all_extension_numbers_of_type(const char* value, size_t size) {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-inline ::std::string* ServerReflectionRequest::mutable_all_extension_numbers_of_type() {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  return message_request_.all_extension_numbers_of_type_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionRequest::release_all_extension_numbers_of_type() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (has_all_extension_numbers_of_type()) {
-    clear_has_message_request();
-    return message_request_.all_extension_numbers_of_type_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionRequest::set_allocated_all_extension_numbers_of_type(::std::string* all_extension_numbers_of_type) {
-  if (!has_all_extension_numbers_of_type()) {
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (all_extension_numbers_of_type != NULL) {
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        all_extension_numbers_of_type);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-
-// optional string list_services = 7;
-inline bool ServerReflectionRequest::has_list_services() const {
-  return message_request_case() == kListServices;
-}
-inline void ServerReflectionRequest::set_has_list_services() {
-  _oneof_case_[0] = kListServices;
-}
-inline void ServerReflectionRequest::clear_list_services() {
-  if (has_list_services()) {
-    message_request_.list_services_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-inline const ::std::string& ServerReflectionRequest::list_services() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (has_list_services()) {
-    return message_request_.list_services_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-inline void ServerReflectionRequest::set_list_services(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-inline void ServerReflectionRequest::set_list_services(const char* value) {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-inline void ServerReflectionRequest::set_list_services(const char* value, size_t size) {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-inline ::std::string* ServerReflectionRequest::mutable_list_services() {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  return message_request_.list_services_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionRequest::release_list_services() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (has_list_services()) {
-    clear_has_message_request();
-    return message_request_.list_services_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionRequest::set_allocated_list_services(::std::string* list_services) {
-  if (!has_list_services()) {
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (list_services != NULL) {
-    set_has_list_services();
-    message_request_.list_services_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        list_services);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-
-inline bool ServerReflectionRequest::has_message_request() const {
-  return message_request_case() != MESSAGE_REQUEST_NOT_SET;
-}
-inline void ServerReflectionRequest::clear_has_message_request() {
-  _oneof_case_[0] = MESSAGE_REQUEST_NOT_SET;
-}
-inline ServerReflectionRequest::MessageRequestCase ServerReflectionRequest::message_request_case() const {
-  return ServerReflectionRequest::MessageRequestCase(_oneof_case_[0]);
-}
-inline const ServerReflectionRequest* ServerReflectionRequest::internal_default_instance() {
-  return &ServerReflectionRequest_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ExtensionRequest
-
-// optional string containing_type = 1;
-inline void ExtensionRequest::clear_containing_type() {
-  containing_type_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ExtensionRequest::containing_type() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  return containing_type_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ExtensionRequest::set_containing_type(const ::std::string& value) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-inline void ExtensionRequest::set_containing_type(const char* value) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-inline void ExtensionRequest::set_containing_type(const char* value, size_t size) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-inline ::std::string* ExtensionRequest::mutable_containing_type() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  return containing_type_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ExtensionRequest::release_containing_type() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  
-  return containing_type_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ExtensionRequest::set_allocated_containing_type(::std::string* containing_type) {
-  if (containing_type != NULL) {
-    
-  } else {
-    
-  }
-  containing_type_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), containing_type);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-
-// optional int32 extension_number = 2;
-inline void ExtensionRequest::clear_extension_number() {
-  extension_number_ = 0;
-}
-inline ::google::protobuf::int32 ExtensionRequest::extension_number() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionRequest.extension_number)
-  return extension_number_;
-}
-inline void ExtensionRequest::set_extension_number(::google::protobuf::int32 value) {
-  
-  extension_number_ = value;
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionRequest.extension_number)
-}
-
-inline const ExtensionRequest* ExtensionRequest::internal_default_instance() {
-  return &ExtensionRequest_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ServerReflectionResponse
-
-// optional string valid_host = 1;
-inline void ServerReflectionResponse::clear_valid_host() {
-  valid_host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ServerReflectionResponse::valid_host() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  return valid_host_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServerReflectionResponse::set_valid_host(const ::std::string& value) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-inline void ServerReflectionResponse::set_valid_host(const char* value) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-inline void ServerReflectionResponse::set_valid_host(const char* value, size_t size) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-inline ::std::string* ServerReflectionResponse::mutable_valid_host() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  return valid_host_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServerReflectionResponse::release_valid_host() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  
-  return valid_host_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServerReflectionResponse::set_allocated_valid_host(::std::string* valid_host) {
-  if (valid_host != NULL) {
-    
-  } else {
-    
-  }
-  valid_host_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), valid_host);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-
-// optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-inline bool ServerReflectionResponse::has_original_request() const {
-  return this != internal_default_instance() && original_request_ != NULL;
-}
-inline void ServerReflectionResponse::clear_original_request() {
-  if (GetArenaNoVirtual() == NULL && original_request_ != NULL) delete original_request_;
-  original_request_ = NULL;
-}
-inline const ::grpc::reflection::v1alpha::ServerReflectionRequest& ServerReflectionResponse::original_request() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  return original_request_ != NULL ? *original_request_
-                         : *::grpc::reflection::v1alpha::ServerReflectionRequest::internal_default_instance();
-}
-inline ::grpc::reflection::v1alpha::ServerReflectionRequest* ServerReflectionResponse::mutable_original_request() {
-  
-  if (original_request_ == NULL) {
-    original_request_ = new ::grpc::reflection::v1alpha::ServerReflectionRequest;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  return original_request_;
-}
-inline ::grpc::reflection::v1alpha::ServerReflectionRequest* ServerReflectionResponse::release_original_request() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  
-  ::grpc::reflection::v1alpha::ServerReflectionRequest* temp = original_request_;
-  original_request_ = NULL;
-  return temp;
-}
-inline void ServerReflectionResponse::set_allocated_original_request(::grpc::reflection::v1alpha::ServerReflectionRequest* original_request) {
-  delete original_request_;
-  original_request_ = original_request;
-  if (original_request) {
-    
-  } else {
-    
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-}
-
-// optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-inline bool ServerReflectionResponse::has_file_descriptor_response() const {
-  return message_response_case() == kFileDescriptorResponse;
-}
-inline void ServerReflectionResponse::set_has_file_descriptor_response() {
-  _oneof_case_[0] = kFileDescriptorResponse;
-}
-inline void ServerReflectionResponse::clear_file_descriptor_response() {
-  if (has_file_descriptor_response()) {
-    delete message_response_.file_descriptor_response_;
-    clear_has_message_response();
-  }
-}
-inline  const ::grpc::reflection::v1alpha::FileDescriptorResponse& ServerReflectionResponse::file_descriptor_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  return has_file_descriptor_response()
-      ? *message_response_.file_descriptor_response_
-      : ::grpc::reflection::v1alpha::FileDescriptorResponse::default_instance();
-}
-inline ::grpc::reflection::v1alpha::FileDescriptorResponse* ServerReflectionResponse::mutable_file_descriptor_response() {
-  if (!has_file_descriptor_response()) {
-    clear_message_response();
-    set_has_file_descriptor_response();
-    message_response_.file_descriptor_response_ = new ::grpc::reflection::v1alpha::FileDescriptorResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  return message_response_.file_descriptor_response_;
-}
-inline ::grpc::reflection::v1alpha::FileDescriptorResponse* ServerReflectionResponse::release_file_descriptor_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  if (has_file_descriptor_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::FileDescriptorResponse* temp = message_response_.file_descriptor_response_;
-    message_response_.file_descriptor_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionResponse::set_allocated_file_descriptor_response(::grpc::reflection::v1alpha::FileDescriptorResponse* file_descriptor_response) {
-  clear_message_response();
-  if (file_descriptor_response) {
-    set_has_file_descriptor_response();
-    message_response_.file_descriptor_response_ = file_descriptor_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-}
-
-// optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-inline bool ServerReflectionResponse::has_all_extension_numbers_response() const {
-  return message_response_case() == kAllExtensionNumbersResponse;
-}
-inline void ServerReflectionResponse::set_has_all_extension_numbers_response() {
-  _oneof_case_[0] = kAllExtensionNumbersResponse;
-}
-inline void ServerReflectionResponse::clear_all_extension_numbers_response() {
-  if (has_all_extension_numbers_response()) {
-    delete message_response_.all_extension_numbers_response_;
-    clear_has_message_response();
-  }
-}
-inline  const ::grpc::reflection::v1alpha::ExtensionNumberResponse& ServerReflectionResponse::all_extension_numbers_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  return has_all_extension_numbers_response()
-      ? *message_response_.all_extension_numbers_response_
-      : ::grpc::reflection::v1alpha::ExtensionNumberResponse::default_instance();
-}
-inline ::grpc::reflection::v1alpha::ExtensionNumberResponse* ServerReflectionResponse::mutable_all_extension_numbers_response() {
-  if (!has_all_extension_numbers_response()) {
-    clear_message_response();
-    set_has_all_extension_numbers_response();
-    message_response_.all_extension_numbers_response_ = new ::grpc::reflection::v1alpha::ExtensionNumberResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  return message_response_.all_extension_numbers_response_;
-}
-inline ::grpc::reflection::v1alpha::ExtensionNumberResponse* ServerReflectionResponse::release_all_extension_numbers_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  if (has_all_extension_numbers_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ExtensionNumberResponse* temp = message_response_.all_extension_numbers_response_;
-    message_response_.all_extension_numbers_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionResponse::set_allocated_all_extension_numbers_response(::grpc::reflection::v1alpha::ExtensionNumberResponse* all_extension_numbers_response) {
-  clear_message_response();
-  if (all_extension_numbers_response) {
-    set_has_all_extension_numbers_response();
-    message_response_.all_extension_numbers_response_ = all_extension_numbers_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-}
-
-// optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-inline bool ServerReflectionResponse::has_list_services_response() const {
-  return message_response_case() == kListServicesResponse;
-}
-inline void ServerReflectionResponse::set_has_list_services_response() {
-  _oneof_case_[0] = kListServicesResponse;
-}
-inline void ServerReflectionResponse::clear_list_services_response() {
-  if (has_list_services_response()) {
-    delete message_response_.list_services_response_;
-    clear_has_message_response();
-  }
-}
-inline  const ::grpc::reflection::v1alpha::ListServiceResponse& ServerReflectionResponse::list_services_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  return has_list_services_response()
-      ? *message_response_.list_services_response_
-      : ::grpc::reflection::v1alpha::ListServiceResponse::default_instance();
-}
-inline ::grpc::reflection::v1alpha::ListServiceResponse* ServerReflectionResponse::mutable_list_services_response() {
-  if (!has_list_services_response()) {
-    clear_message_response();
-    set_has_list_services_response();
-    message_response_.list_services_response_ = new ::grpc::reflection::v1alpha::ListServiceResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  return message_response_.list_services_response_;
-}
-inline ::grpc::reflection::v1alpha::ListServiceResponse* ServerReflectionResponse::release_list_services_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  if (has_list_services_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ListServiceResponse* temp = message_response_.list_services_response_;
-    message_response_.list_services_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionResponse::set_allocated_list_services_response(::grpc::reflection::v1alpha::ListServiceResponse* list_services_response) {
-  clear_message_response();
-  if (list_services_response) {
-    set_has_list_services_response();
-    message_response_.list_services_response_ = list_services_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-}
-
-// optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-inline bool ServerReflectionResponse::has_error_response() const {
-  return message_response_case() == kErrorResponse;
-}
-inline void ServerReflectionResponse::set_has_error_response() {
-  _oneof_case_[0] = kErrorResponse;
-}
-inline void ServerReflectionResponse::clear_error_response() {
-  if (has_error_response()) {
-    delete message_response_.error_response_;
-    clear_has_message_response();
-  }
-}
-inline  const ::grpc::reflection::v1alpha::ErrorResponse& ServerReflectionResponse::error_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  return has_error_response()
-      ? *message_response_.error_response_
-      : ::grpc::reflection::v1alpha::ErrorResponse::default_instance();
-}
-inline ::grpc::reflection::v1alpha::ErrorResponse* ServerReflectionResponse::mutable_error_response() {
-  if (!has_error_response()) {
-    clear_message_response();
-    set_has_error_response();
-    message_response_.error_response_ = new ::grpc::reflection::v1alpha::ErrorResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  return message_response_.error_response_;
-}
-inline ::grpc::reflection::v1alpha::ErrorResponse* ServerReflectionResponse::release_error_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  if (has_error_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ErrorResponse* temp = message_response_.error_response_;
-    message_response_.error_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-inline void ServerReflectionResponse::set_allocated_error_response(::grpc::reflection::v1alpha::ErrorResponse* error_response) {
-  clear_message_response();
-  if (error_response) {
-    set_has_error_response();
-    message_response_.error_response_ = error_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-}
-
-inline bool ServerReflectionResponse::has_message_response() const {
-  return message_response_case() != MESSAGE_RESPONSE_NOT_SET;
-}
-inline void ServerReflectionResponse::clear_has_message_response() {
-  _oneof_case_[0] = MESSAGE_RESPONSE_NOT_SET;
-}
-inline ServerReflectionResponse::MessageResponseCase ServerReflectionResponse::message_response_case() const {
-  return ServerReflectionResponse::MessageResponseCase(_oneof_case_[0]);
-}
-inline const ServerReflectionResponse* ServerReflectionResponse::internal_default_instance() {
-  return &ServerReflectionResponse_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// FileDescriptorResponse
-
-// repeated bytes file_descriptor_proto = 1;
-inline int FileDescriptorResponse::file_descriptor_proto_size() const {
-  return file_descriptor_proto_.size();
-}
-inline void FileDescriptorResponse::clear_file_descriptor_proto() {
-  file_descriptor_proto_.Clear();
-}
-inline const ::std::string& FileDescriptorResponse::file_descriptor_proto(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Get(index);
-}
-inline ::std::string* FileDescriptorResponse::mutable_file_descriptor_proto(int index) {
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Mutable(index);
-}
-inline void FileDescriptorResponse::set_file_descriptor_proto(int index, const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  file_descriptor_proto_.Mutable(index)->assign(value);
-}
-inline void FileDescriptorResponse::set_file_descriptor_proto(int index, const char* value) {
-  file_descriptor_proto_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-inline void FileDescriptorResponse::set_file_descriptor_proto(int index, const void* value, size_t size) {
-  file_descriptor_proto_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-inline ::std::string* FileDescriptorResponse::add_file_descriptor_proto() {
-  // @@protoc_insertion_point(field_add_mutable:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Add();
-}
-inline void FileDescriptorResponse::add_file_descriptor_proto(const ::std::string& value) {
-  file_descriptor_proto_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-inline void FileDescriptorResponse::add_file_descriptor_proto(const char* value) {
-  file_descriptor_proto_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-inline void FileDescriptorResponse::add_file_descriptor_proto(const void* value, size_t size) {
-  file_descriptor_proto_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-inline const ::google::protobuf::RepeatedPtrField< ::std::string>&
-FileDescriptorResponse::file_descriptor_proto() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_;
-}
-inline ::google::protobuf::RepeatedPtrField< ::std::string>*
-FileDescriptorResponse::mutable_file_descriptor_proto() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return &file_descriptor_proto_;
-}
-
-inline const FileDescriptorResponse* FileDescriptorResponse::internal_default_instance() {
-  return &FileDescriptorResponse_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ExtensionNumberResponse
-
-// optional string base_type_name = 1;
-inline void ExtensionNumberResponse::clear_base_type_name() {
-  base_type_name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ExtensionNumberResponse::base_type_name() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  return base_type_name_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ExtensionNumberResponse::set_base_type_name(const ::std::string& value) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-inline void ExtensionNumberResponse::set_base_type_name(const char* value) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-inline void ExtensionNumberResponse::set_base_type_name(const char* value, size_t size) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-inline ::std::string* ExtensionNumberResponse::mutable_base_type_name() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  return base_type_name_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ExtensionNumberResponse::release_base_type_name() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  
-  return base_type_name_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ExtensionNumberResponse::set_allocated_base_type_name(::std::string* base_type_name) {
-  if (base_type_name != NULL) {
-    
-  } else {
-    
-  }
-  base_type_name_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), base_type_name);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-
-// repeated int32 extension_number = 2;
-inline int ExtensionNumberResponse::extension_number_size() const {
-  return extension_number_.size();
-}
-inline void ExtensionNumberResponse::clear_extension_number() {
-  extension_number_.Clear();
-}
-inline ::google::protobuf::int32 ExtensionNumberResponse::extension_number(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return extension_number_.Get(index);
-}
-inline void ExtensionNumberResponse::set_extension_number(int index, ::google::protobuf::int32 value) {
-  extension_number_.Set(index, value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-}
-inline void ExtensionNumberResponse::add_extension_number(::google::protobuf::int32 value) {
-  extension_number_.Add(value);
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-}
-inline const ::google::protobuf::RepeatedField< ::google::protobuf::int32 >&
-ExtensionNumberResponse::extension_number() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return extension_number_;
-}
-inline ::google::protobuf::RepeatedField< ::google::protobuf::int32 >*
-ExtensionNumberResponse::mutable_extension_number() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return &extension_number_;
-}
-
-inline const ExtensionNumberResponse* ExtensionNumberResponse::internal_default_instance() {
-  return &ExtensionNumberResponse_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ListServiceResponse
-
-// repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-inline int ListServiceResponse::service_size() const {
-  return service_.size();
-}
-inline void ListServiceResponse::clear_service() {
-  service_.Clear();
-}
-inline const ::grpc::reflection::v1alpha::ServiceResponse& ListServiceResponse::service(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Get(index);
-}
-inline ::grpc::reflection::v1alpha::ServiceResponse* ListServiceResponse::mutable_service(int index) {
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Mutable(index);
-}
-inline ::grpc::reflection::v1alpha::ServiceResponse* ListServiceResponse::add_service() {
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Add();
-}
-inline ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >*
-ListServiceResponse::mutable_service() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return &service_;
-}
-inline const ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >&
-ListServiceResponse::service() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_;
-}
-
-inline const ListServiceResponse* ListServiceResponse::internal_default_instance() {
-  return &ListServiceResponse_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ServiceResponse
-
-// optional string name = 1;
-inline void ServiceResponse::clear_name() {
-  name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ServiceResponse::name() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServiceResponse.name)
-  return name_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServiceResponse::set_name(const ::std::string& value) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-inline void ServiceResponse::set_name(const char* value) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-inline void ServiceResponse::set_name(const char* value, size_t size) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-inline ::std::string* ServiceResponse::mutable_name() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServiceResponse.name)
-  return name_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ServiceResponse::release_name() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServiceResponse.name)
-  
-  return name_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ServiceResponse::set_allocated_name(::std::string* name) {
-  if (name != NULL) {
-    
-  } else {
-    
-  }
-  name_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), name);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-
-inline const ServiceResponse* ServiceResponse::internal_default_instance() {
-  return &ServiceResponse_default_instance_.get();
-}
-// -------------------------------------------------------------------
-
-// ErrorResponse
-
-// optional int32 error_code = 1;
-inline void ErrorResponse::clear_error_code() {
-  error_code_ = 0;
-}
-inline ::google::protobuf::int32 ErrorResponse::error_code() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ErrorResponse.error_code)
-  return error_code_;
-}
-inline void ErrorResponse::set_error_code(::google::protobuf::int32 value) {
-  
-  error_code_ = value;
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ErrorResponse.error_code)
-}
-
-// optional string error_message = 2;
-inline void ErrorResponse::clear_error_message() {
-  error_message_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline const ::std::string& ErrorResponse::error_message() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  return error_message_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ErrorResponse::set_error_message(const ::std::string& value) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-inline void ErrorResponse::set_error_message(const char* value) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-inline void ErrorResponse::set_error_message(const char* value, size_t size) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-inline ::std::string* ErrorResponse::mutable_error_message() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  return error_message_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline ::std::string* ErrorResponse::release_error_message() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  
-  return error_message_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-inline void ErrorResponse::set_allocated_error_message(::std::string* error_message) {
-  if (error_message != NULL) {
-    
-  } else {
-    
-  }
-  error_message_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), error_message);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-
-inline const ErrorResponse* ErrorResponse::internal_default_instance() {
-  return &ErrorResponse_default_instance_.get();
-}
-#endif  // !PROTOBUF_INLINE_NOT_IN_HEADERS
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-
-// @@protoc_insertion_point(namespace_scope)
-
-}  // namespace v1alpha
-}  // namespace reflection
-}  // namespace grpc
-
-// @@protoc_insertion_point(global_scope)
-
-#endif  // PROTOBUF_reflection_2eproto__INCLUDED
diff --git a/include/grpc++/impl/codegen/server_interface.h b/include/grpc++/impl/codegen/server_interface.h
index 4a00d7a..5c41ca5 100644
--- a/include/grpc++/impl/codegen/server_interface.h
+++ b/include/grpc++/impl/codegen/server_interface.h
@@ -126,12 +126,6 @@
   /// \return true on a successful shutdown.
   virtual bool Start(ServerCompletionQueue** cqs, size_t num_cqs) = 0;
 
-  /// Process one or more incoming calls.
-  virtual void RunRpc() = 0;
-
-  /// Schedule \a RunRpc to run in the threadpool.
-  virtual void ScheduleCallback() = 0;
-
   virtual void ShutdownInternal(gpr_timespec deadline) = 0;
 
   virtual int max_receive_message_size() const = 0;
diff --git a/include/grpc++/server.h b/include/grpc++/server.h
index f51a6c6..a6d70c7 100644
--- a/include/grpc++/server.h
+++ b/include/grpc++/server.h
@@ -105,18 +105,41 @@
   class AsyncRequest;
   class ShutdownRequest;
 
+  /// SyncRequestThreadManager is an implementation of ThreadManager. This class
+  /// is responsible for polling for incoming RPCs and calling the RPC handlers.
+  /// This is only used in case of a Sync server (i.e a server exposing a sync
+  /// interface)
+  class SyncRequestThreadManager;
+
   class UnimplementedAsyncRequestContext;
   class UnimplementedAsyncRequest;
   class UnimplementedAsyncResponse;
 
   /// Server constructors. To be used by \a ServerBuilder only.
   ///
-  /// \param thread_pool The threadpool instance to use for call processing.
-  /// \param thread_pool_owned Does the server own the \a thread_pool instance?
-  /// \param max_receive_message_size Maximum message length that the channel
-  /// can receive.
-  Server(ThreadPoolInterface* thread_pool, bool thread_pool_owned,
-         int max_receive_message_size, ChannelArguments* args);
+  /// \param max_message_size Maximum message length that the channel can
+  /// receive.
+  ///
+  /// \param args The channel args
+  ///
+  /// \param sync_server_cqs The completion queues to use if the server is a
+  /// synchronous server (or a hybrid server). The server polls for new RPCs on
+  /// these queues
+  ///
+  /// \param min_pollers The minimum number of polling threads per server
+  /// completion queue (in param sync_server_cqs) to use for listening to
+  /// incoming requests (used only in case of sync server)
+  ///
+  /// \param max_pollers The maximum number of polling threads per server
+  /// completion queue (in param sync_server_cqs) to use for listening to
+  /// incoming requests (used only in case of sync server)
+  ///
+  /// \param sync_cq_timeout_msec The timeout to use when calling AsyncNext() on
+  /// server completion queues passed via sync_server_cqs param.
+  Server(int max_message_size, ChannelArguments* args,
+         std::shared_ptr<std::vector<std::unique_ptr<ServerCompletionQueue>>>
+             sync_server_cqs,
+         int min_pollers, int max_pollers, int sync_cq_timeout_msec);
 
   /// Register a service. This call does not take ownership of the service.
   /// The service must exist for the lifetime of the Server instance.
@@ -151,12 +174,6 @@
   /// \return true on a successful shutdown.
   bool Start(ServerCompletionQueue** cqs, size_t num_cqs) GRPC_OVERRIDE;
 
-  /// Process one or more incoming calls.
-  void RunRpc() GRPC_OVERRIDE;
-
-  /// Schedule \a RunRpc to run in the threadpool.
-  void ScheduleCallback() GRPC_OVERRIDE;
-
   void PerformOpsOnCall(CallOpSetInterface* ops, Call* call) GRPC_OVERRIDE;
 
   void ShutdownInternal(gpr_timespec deadline) GRPC_OVERRIDE;
@@ -171,34 +188,31 @@
 
   const int max_receive_message_size_;
 
-  // Completion queue.
-  CompletionQueue cq_;
+  /// The following completion queues are ONLY used in case of Sync API i.e if
+  /// the server has any services with sync methods. The server uses these
+  /// completion queues to poll for new RPCs
+  std::shared_ptr<std::vector<std::unique_ptr<ServerCompletionQueue>>>
+      sync_server_cqs_;
+
+  /// List of ThreadManager instances (one for each cq in the sync_server_cqs)
+  std::vector<std::unique_ptr<SyncRequestThreadManager>> sync_req_mgrs_;
 
   // Sever status
   grpc::mutex mu_;
   bool started_;
   bool shutdown_;
-  bool shutdown_notified_;
-  // The number of threads which are running callbacks.
-  int num_running_cb_;
-  grpc::condition_variable callback_cv_;
+  bool shutdown_notified_;  // Was notify called on the shutdown_cv_
 
   grpc::condition_variable shutdown_cv_;
 
   std::shared_ptr<GlobalCallbacks> global_callbacks_;
 
-  std::list<SyncRequest>* sync_methods_;
   std::vector<grpc::string> services_;
-  std::unique_ptr<RpcServiceMethod> unknown_method_;
   bool has_generic_service_;
 
-  // Pointer to the c grpc server.
+  // Pointer to the wrapped grpc_server.
   grpc_server* server_;
 
-  ThreadPoolInterface* thread_pool_;
-  // Whether the thread pool is created and owned by the server.
-  bool thread_pool_owned_;
-
   std::unique_ptr<ServerInitializer> server_initializer_;
 };
 
diff --git a/include/grpc++/server_builder.h b/include/grpc++/server_builder.h
index 15333df..9252c6a 100644
--- a/include/grpc++/server_builder.h
+++ b/include/grpc++/server_builder.h
@@ -34,6 +34,7 @@
 #ifndef GRPCXX_SERVER_BUILDER_H
 #define GRPCXX_SERVER_BUILDER_H
 
+#include <climits>
 #include <map>
 #include <memory>
 #include <vector>
@@ -42,6 +43,8 @@
 #include <grpc++/impl/server_builder_plugin.h>
 #include <grpc++/support/config.h>
 #include <grpc/compression.h>
+#include <grpc/support/cpu.h>
+#include <grpc/support/useful.h>
 
 struct grpc_resource_quota;
 
@@ -66,6 +69,8 @@
   ServerBuilder();
   ~ServerBuilder();
 
+  enum SyncServerOption { NUM_CQS, MIN_POLLERS, MAX_POLLERS, CQ_TIMEOUT_MSEC };
+
   /// Register a service. This call does not take ownership of the service.
   /// The service must exist for the lifetime of the \a Server instance returned
   /// by \a BuildAndStart().
@@ -122,6 +127,9 @@
 
   ServerBuilder& SetOption(std::unique_ptr<ServerBuilderOption> option);
 
+  /// Only useful if this is a Synchronous server.
+  ServerBuilder& SetSyncServerOption(SyncServerOption option, int value);
+
   /// Tries to bind \a server to the given \a addr.
   ///
   /// It can be invoked multiple times.
@@ -177,6 +185,28 @@
     int* selected_port;
   };
 
+  struct SyncServerSettings {
+    SyncServerSettings()
+        : num_cqs(GPR_MAX(gpr_cpu_num_cores(), 4)),
+          min_pollers(1),
+          max_pollers(INT_MAX),
+          cq_timeout_msec(1000) {}
+
+    // Number of server completion queues to create to listen to incoming RPCs.
+    int num_cqs;
+
+    // Minimum number of threads per completion queue that should be listening
+    // to incoming RPCs.
+    int min_pollers;
+
+    // Maximum number of threads per completion queue that can be listening to
+    // incoming RPCs.
+    int max_pollers;
+
+    // The timeout for server completion queue's AsyncNext call.
+    int cq_timeout_msec;
+  };
+
   typedef std::unique_ptr<grpc::string> HostString;
   struct NamedService {
     explicit NamedService(Service* s) : service(s) {}
@@ -191,7 +221,12 @@
   std::vector<std::unique_ptr<ServerBuilderOption>> options_;
   std::vector<std::unique_ptr<NamedService>> services_;
   std::vector<Port> ports_;
+
+  SyncServerSettings sync_server_settings_;
+
+  // List of completion queues added via AddCompletionQueue() method
   std::vector<ServerCompletionQueue*> cqs_;
+
   std::shared_ptr<ServerCredentials> creds_;
   std::vector<std::unique_ptr<ServerBuilderPlugin>> plugins_;
   grpc_resource_quota* resource_quota_;
diff --git a/include/grpc++/support/channel_arguments.h b/include/grpc++/support/channel_arguments.h
index ba203f8..49a3e94 100644
--- a/include/grpc++/support/channel_arguments.h
+++ b/include/grpc++/support/channel_arguments.h
@@ -85,6 +85,11 @@
   /// The given buffer pool will be attached to the constructed channel
   void SetResourceQuota(const ResourceQuota& resource_quota);
 
+  /// Set LB policy name.
+  /// Note that if the name resolver returns only balancer addresses, the
+  /// grpclb LB policy will be used, regardless of what is specified here.
+  void SetLoadBalancingPolicyName(const grpc::string& lb_policy_name);
+
   // Generic channel argument setters. Only for advanced use cases.
   /// Set an integer argument \a value under \a key.
   void SetInt(const grpc::string& key, int value);
diff --git a/src/compiler/python_generator.cc b/src/compiler/python_generator.cc
index 6830f49..febaf13 100644
--- a/src/compiler/python_generator.cc
+++ b/src/compiler/python_generator.cc
@@ -35,6 +35,8 @@
 #include <cassert>
 #include <cctype>
 #include <cstring>
+#include <fstream>
+#include <iostream>
 #include <map>
 #include <memory>
 #include <ostream>
@@ -66,66 +68,11 @@
 
 namespace grpc_python_generator {
 
-GeneratorConfiguration::GeneratorConfiguration()
-    : grpc_package_root("grpc"), beta_package_root("grpc.beta") {}
-
-PythonGrpcGenerator::PythonGrpcGenerator(const GeneratorConfiguration& config)
-    : config_(config) {}
-
-PythonGrpcGenerator::~PythonGrpcGenerator() {}
-
-bool PythonGrpcGenerator::Generate(const FileDescriptor* file,
-                                   const grpc::string& parameter,
-                                   GeneratorContext* context,
-                                   grpc::string* error) const {
-  // Get output file name.
-  grpc::string file_name;
-  static const int proto_suffix_length = strlen(".proto");
-  if (file->name().size() > static_cast<size_t>(proto_suffix_length) &&
-      file->name().find_last_of(".proto") == file->name().size() - 1) {
-    file_name =
-        file->name().substr(0, file->name().size() - proto_suffix_length) +
-        "_pb2.py";
-  } else {
-    *error = "Invalid proto file name. Proto file must end with .proto";
-    return false;
-  }
-
-  std::unique_ptr<ZeroCopyOutputStream> output(
-      context->OpenForInsert(file_name, "module_scope"));
-  CodedOutputStream coded_out(output.get());
-  bool success = false;
-  grpc::string code = "";
-  tie(success, code) = grpc_python_generator::GetServices(file, config_);
-  if (success) {
-    coded_out.WriteRaw(code.data(), code.size());
-    return true;
-  } else {
-    return false;
-  }
-}
-
 namespace {
-//////////////////////////////////
-// BEGIN FORMATTING BOILERPLATE //
-//////////////////////////////////
 
-// Converts an initializer list of the form { key0, value0, key1, value1, ... }
-// into a map of key* to value*. Is merely a readability helper for later code.
-map<grpc::string, grpc::string> ListToDict(
-    const initializer_list<grpc::string>& values) {
-  assert(values.size() % 2 == 0);
-  map<grpc::string, grpc::string> value_map;
-  auto value_iter = values.begin();
-  for (unsigned i = 0; i < values.size() / 2; ++i) {
-    grpc::string key = *value_iter;
-    ++value_iter;
-    grpc::string value = *value_iter;
-    value_map[key] = value;
-    ++value_iter;
-  }
-  return value_map;
-}
+typedef vector<const Descriptor*> DescriptorVector;
+typedef map<grpc::string, grpc::string> StringMap;
+typedef vector<grpc::string> StringVector;
 
 // Provides RAII indentation handling. Use as:
 // {
@@ -146,10 +93,6 @@
   Printer* printer_;
 };
 
-////////////////////////////////
-// END FORMATTING BOILERPLATE //
-////////////////////////////////
-
 // TODO(https://github.com/google/protobuf/issues/888):
 // Export `ModuleName` from protobuf's
 // `src/google/protobuf/compiler/python/python_generator.cc` file.
@@ -173,11 +116,61 @@
   return module_name;
 }
 
-bool GetModuleAndMessagePath(const Descriptor* type,
-                             const ServiceDescriptor* service,
-                             grpc::string* out) {
+// Tucks all generator state in an anonymous namespace away from
+// PythonGrpcGenerator and the header file, mostly to encourage future changes
+// to not require updates to the grpcio-tools C++ code part. Assumes that it is
+// only ever used from a single thread.
+struct PrivateGenerator {
+  const GeneratorConfiguration& config;
+  const FileDescriptor* file;
+
+  bool generate_in_pb2_grpc;
+
+  Printer* out;
+
+  PrivateGenerator(const GeneratorConfiguration& config,
+                   const FileDescriptor* file);
+
+  std::pair<bool, grpc::string> GetGrpcServices();
+
+ private:
+  bool PrintPreamble();
+  bool PrintBetaPreamble();
+  bool PrintGAServices();
+  bool PrintBetaServices();
+
+  bool PrintAddServicerToServer(
+      const grpc::string& package_qualified_service_name,
+      const ServiceDescriptor* service);
+  bool PrintServicer(const ServiceDescriptor* service);
+  bool PrintStub(const grpc::string& package_qualified_service_name,
+                 const ServiceDescriptor* service);
+
+  bool PrintBetaServicer(const ServiceDescriptor* service);
+  bool PrintBetaServerFactory(
+      const grpc::string& package_qualified_service_name,
+      const ServiceDescriptor* service);
+  bool PrintBetaStub(const ServiceDescriptor* service);
+  bool PrintBetaStubFactory(const grpc::string& package_qualified_service_name,
+                            const ServiceDescriptor* service);
+
+  // Get all comments (leading, leading_detached, trailing) and print them as a
+  // docstring. Any leading space of a line will be removed, but the line
+  // wrapping will not be changed.
+  template <typename DescriptorType>
+  void PrintAllComments(const DescriptorType* descriptor);
+
+  bool GetModuleAndMessagePath(const Descriptor* type, grpc::string* out);
+};
+
+PrivateGenerator::PrivateGenerator(const GeneratorConfiguration& config,
+                                   const FileDescriptor* file)
+    : config(config), file(file) {}
+
+bool PrivateGenerator::GetModuleAndMessagePath(const Descriptor* type,
+                                               grpc::string* out) {
   const Descriptor* path_elem_type = type;
-  vector<const Descriptor*> message_path;
+  DescriptorVector message_path;
   do {
     message_path.push_back(path_elem_type);
     path_elem_type = path_elem_type->containing_type();
@@ -188,12 +181,16 @@
         file_name.find_last_of(".proto") == file_name.size() - 1)) {
     return false;
   }
-  grpc::string service_file_name = service->file()->name();
-  grpc::string module =
-      service_file_name == file_name ? "" : ModuleAlias(file_name) + ".";
+  grpc::string generator_file_name = file->name();
+  grpc::string module;
+  if (generator_file_name != file_name || generate_in_pb2_grpc) {
+    module = ModuleAlias(file_name) + ".";
+  } else {
+    module = "";
+  }
   grpc::string message_type;
-  for (auto path_iter = message_path.rbegin(); path_iter != message_path.rend();
-       ++path_iter) {
+  for (DescriptorVector::reverse_iterator path_iter = message_path.rbegin();
+       path_iter != message_path.rend(); ++path_iter) {
     message_type += (*path_iter)->name() + ".";
   }
   // no pop_back prior to C++11
@@ -202,33 +199,31 @@
   return true;
 }
 
-// Get all comments (leading, leading_detached, trailing) and print them as a
-// docstring. Any leading space of a line will be removed, but the line wrapping
-// will not be changed.
 template <typename DescriptorType>
-static void PrintAllComments(const DescriptorType* desc, Printer* printer) {
-  std::vector<grpc::string> comments;
-  grpc_generator::GetComment(desc, grpc_generator::COMMENTTYPE_LEADING_DETACHED,
+void PrivateGenerator::PrintAllComments(const DescriptorType* descriptor) {
+  StringVector comments;
+  grpc_generator::GetComment(
+      descriptor, grpc_generator::COMMENTTYPE_LEADING_DETACHED, &comments);
+  grpc_generator::GetComment(descriptor, grpc_generator::COMMENTTYPE_LEADING,
                              &comments);
-  grpc_generator::GetComment(desc, grpc_generator::COMMENTTYPE_LEADING,
-                             &comments);
-  grpc_generator::GetComment(desc, grpc_generator::COMMENTTYPE_TRAILING,
+  grpc_generator::GetComment(descriptor, grpc_generator::COMMENTTYPE_TRAILING,
                              &comments);
   if (comments.empty()) {
     return;
   }
-  printer->Print("\"\"\"");
-  for (auto it = comments.begin(); it != comments.end(); ++it) {
+  out->Print("\"\"\"");
+  for (StringVector::iterator it = comments.begin(); it != comments.end();
+       ++it) {
     size_t start_pos = it->find_first_not_of(' ');
     if (start_pos != grpc::string::npos) {
-      printer->Print(it->c_str() + start_pos);
+      out->Print(it->c_str() + start_pos);
     }
-    printer->Print("\n");
+    out->Print("\n");
   }
-  printer->Print("\"\"\"\n");
+  out->Print("\"\"\"\n");
 }
 
-bool PrintBetaServicer(const ServiceDescriptor* service, Printer* out) {
+bool PrivateGenerator::PrintBetaServicer(const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print("class Beta$Service$Servicer(object):\n", "Service",
              service->name());
@@ -241,16 +236,16 @@
         "generated\n"
         "only to ease transition from grpcio<0.15.0 to "
         "grpcio>=0.15.0.\"\"\"\n");
-    PrintAllComments(service, out);
+    PrintAllComments(service);
     for (int i = 0; i < service->method_count(); ++i) {
-      auto meth = service->method(i);
+      const MethodDescriptor* method = service->method(i);
       grpc::string arg_name =
-          meth->client_streaming() ? "request_iterator" : "request";
+          method->client_streaming() ? "request_iterator" : "request";
       out->Print("def $Method$(self, $ArgName$, context):\n", "Method",
-                 meth->name(), "ArgName", arg_name);
+                 method->name(), "ArgName", arg_name);
       {
         IndentScope raii_method_indent(out);
-        PrintAllComments(meth, out);
+        PrintAllComments(method);
         out->Print("context.code(beta_interfaces.StatusCode.UNIMPLEMENTED)\n");
       }
     }
@@ -258,7 +253,7 @@
   return true;
 }
 
-bool PrintBetaStub(const ServiceDescriptor* service, Printer* out) {
+bool PrivateGenerator::PrintBetaStub(const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print("class Beta$Service$Stub(object):\n", "Service", service->name());
   {
@@ -270,30 +265,33 @@
         "generated\n"
         "only to ease transition from grpcio<0.15.0 to "
         "grpcio>=0.15.0.\"\"\"\n");
-    PrintAllComments(service, out);
+    PrintAllComments(service);
     for (int i = 0; i < service->method_count(); ++i) {
-      const MethodDescriptor* meth = service->method(i);
+      const MethodDescriptor* method = service->method(i);
       grpc::string arg_name =
-          meth->client_streaming() ? "request_iterator" : "request";
-      auto methdict = ListToDict({"Method", meth->name(), "ArgName", arg_name});
-      out->Print(methdict,
+          method->client_streaming() ? "request_iterator" : "request";
+      StringMap method_dict;
+      method_dict["Method"] = method->name();
+      method_dict["ArgName"] = arg_name;
+      out->Print(method_dict,
                  "def $Method$(self, $ArgName$, timeout, metadata=None, "
                  "with_call=False, protocol_options=None):\n");
       {
         IndentScope raii_method_indent(out);
-        PrintAllComments(meth, out);
+        PrintAllComments(method);
         out->Print("raise NotImplementedError()\n");
       }
-      if (!meth->server_streaming()) {
-        out->Print(methdict, "$Method$.future = None\n");
+      if (!method->server_streaming()) {
+        out->Print(method_dict, "$Method$.future = None\n");
       }
     }
   }
   return true;
 }
 
-bool PrintBetaServerFactory(const grpc::string& package_qualified_service_name,
-                            const ServiceDescriptor* service, Printer* out) {
+bool PrivateGenerator::PrintBetaServerFactory(
+    const grpc::string& package_qualified_service_name,
+    const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print(
       "def beta_create_$Service$_server(servicer, pool=None, "
@@ -307,9 +305,9 @@
         "file not marked beta) for all further purposes. This function was\n"
         "generated only to ease transition from grpcio<0.15.0 to grpcio>=0.15.0"
         "\"\"\"\n");
-    map<grpc::string, grpc::string> method_implementation_constructors;
-    map<grpc::string, grpc::string> input_message_modules_and_classes;
-    map<grpc::string, grpc::string> output_message_modules_and_classes;
+    StringMap method_implementation_constructors;
+    StringMap input_message_modules_and_classes;
+    StringMap output_message_modules_and_classes;
     for (int i = 0; i < service->method_count(); ++i) {
       const MethodDescriptor* method = service->method(i);
       const grpc::string method_implementation_constructor =
@@ -317,12 +315,12 @@
           grpc::string(method->server_streaming() ? "stream_" : "unary_") +
           "inline";
       grpc::string input_message_module_and_class;
-      if (!GetModuleAndMessagePath(method->input_type(), service,
+      if (!GetModuleAndMessagePath(method->input_type(),
                                    &input_message_module_and_class)) {
         return false;
       }
       grpc::string output_message_module_and_class;
-      if (!GetModuleAndMessagePath(method->output_type(), service,
+      if (!GetModuleAndMessagePath(method->output_type(),
                                    &output_message_module_and_class)) {
         return false;
       }
@@ -334,7 +332,7 @@
           make_pair(method->name(), output_message_module_and_class));
     }
     out->Print("request_deserializers = {\n");
-    for (auto name_and_input_module_class_pair =
+    for (StringMap::iterator name_and_input_module_class_pair =
              input_message_modules_and_classes.begin();
          name_and_input_module_class_pair !=
          input_message_modules_and_classes.end();
@@ -349,7 +347,7 @@
     }
     out->Print("}\n");
     out->Print("response_serializers = {\n");
-    for (auto name_and_output_module_class_pair =
+    for (StringMap::iterator name_and_output_module_class_pair =
              output_message_modules_and_classes.begin();
          name_and_output_module_class_pair !=
          output_message_modules_and_classes.end();
@@ -365,7 +363,7 @@
     }
     out->Print("}\n");
     out->Print("method_implementations = {\n");
-    for (auto name_and_implementation_constructor =
+    for (StringMap::iterator name_and_implementation_constructor =
              method_implementation_constructors.begin();
          name_and_implementation_constructor !=
          method_implementation_constructors.end();
@@ -395,11 +393,11 @@
   return true;
 }
 
-bool PrintBetaStubFactory(const grpc::string& package_qualified_service_name,
-                          const ServiceDescriptor* service, Printer* out) {
-  map<grpc::string, grpc::string> dict = ListToDict({
-      "Service", service->name(),
-  });
+bool PrivateGenerator::PrintBetaStubFactory(
+    const grpc::string& package_qualified_service_name,
+    const ServiceDescriptor* service) {
+  StringMap dict;
+  dict["Service"] = service->name();
   out->Print("\n\n");
   out->Print(dict,
              "def beta_create_$Service$_stub(channel, host=None,"
@@ -412,21 +410,21 @@
         "file not marked beta) for all further purposes. This function was\n"
         "generated only to ease transition from grpcio<0.15.0 to grpcio>=0.15.0"
         "\"\"\"\n");
-    map<grpc::string, grpc::string> method_cardinalities;
-    map<grpc::string, grpc::string> input_message_modules_and_classes;
-    map<grpc::string, grpc::string> output_message_modules_and_classes;
+    StringMap method_cardinalities;
+    StringMap input_message_modules_and_classes;
+    StringMap output_message_modules_and_classes;
     for (int i = 0; i < service->method_count(); ++i) {
       const MethodDescriptor* method = service->method(i);
       const grpc::string method_cardinality =
           grpc::string(method->client_streaming() ? "STREAM" : "UNARY") + "_" +
           grpc::string(method->server_streaming() ? "STREAM" : "UNARY");
       grpc::string input_message_module_and_class;
-      if (!GetModuleAndMessagePath(method->input_type(), service,
+      if (!GetModuleAndMessagePath(method->input_type(),
                                    &input_message_module_and_class)) {
         return false;
       }
       grpc::string output_message_module_and_class;
-      if (!GetModuleAndMessagePath(method->output_type(), service,
+      if (!GetModuleAndMessagePath(method->output_type(),
                                    &output_message_module_and_class)) {
         return false;
       }
@@ -438,7 +436,7 @@
           make_pair(method->name(), output_message_module_and_class));
     }
     out->Print("request_serializers = {\n");
-    for (auto name_and_input_module_class_pair =
+    for (StringMap::iterator name_and_input_module_class_pair =
              input_message_modules_and_classes.begin();
          name_and_input_module_class_pair !=
          input_message_modules_and_classes.end();
@@ -453,7 +451,7 @@
     }
     out->Print("}\n");
     out->Print("response_deserializers = {\n");
-    for (auto name_and_output_module_class_pair =
+    for (StringMap::iterator name_and_output_module_class_pair =
              output_message_modules_and_classes.begin();
          name_and_output_module_class_pair !=
          output_message_modules_and_classes.end();
@@ -469,7 +467,8 @@
     }
     out->Print("}\n");
     out->Print("cardinalities = {\n");
-    for (auto name_and_cardinality = method_cardinalities.begin();
+    for (StringMap::iterator name_and_cardinality =
+             method_cardinalities.begin();
          name_and_cardinality != method_cardinalities.end();
          name_and_cardinality++) {
       IndentScope raii_descriptions_indent(out);
@@ -493,13 +492,14 @@
   return true;
 }
 
-bool PrintStub(const grpc::string& package_qualified_service_name,
-               const ServiceDescriptor* service, Printer* out) {
+bool PrivateGenerator::PrintStub(
+    const grpc::string& package_qualified_service_name,
+    const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print("class $Service$Stub(object):\n", "Service", service->name());
   {
     IndentScope raii_class_indent(out);
-    PrintAllComments(service, out);
+    PrintAllComments(service);
     out->Print("\n");
     out->Print("def __init__(self, channel):\n");
     {
@@ -513,17 +513,17 @@
       }
       out->Print("\"\"\"\n");
       for (int i = 0; i < service->method_count(); ++i) {
-        auto method = service->method(i);
-        auto multi_callable_constructor =
+        const MethodDescriptor* method = service->method(i);
+        grpc::string multi_callable_constructor =
             grpc::string(method->client_streaming() ? "stream" : "unary") +
             "_" + grpc::string(method->server_streaming() ? "stream" : "unary");
         grpc::string request_module_and_class;
-        if (!GetModuleAndMessagePath(method->input_type(), service,
+        if (!GetModuleAndMessagePath(method->input_type(),
                                      &request_module_and_class)) {
           return false;
         }
         grpc::string response_module_and_class;
-        if (!GetModuleAndMessagePath(method->output_type(), service,
+        if (!GetModuleAndMessagePath(method->output_type(),
                                      &response_module_and_class)) {
           return false;
         }
@@ -550,14 +550,14 @@
   return true;
 }
 
-bool PrintServicer(const ServiceDescriptor* service, Printer* out) {
+bool PrivateGenerator::PrintServicer(const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print("class $Service$Servicer(object):\n", "Service", service->name());
   {
     IndentScope raii_class_indent(out);
-    PrintAllComments(service, out);
+    PrintAllComments(service);
     for (int i = 0; i < service->method_count(); ++i) {
-      auto method = service->method(i);
+      const MethodDescriptor* method = service->method(i);
       grpc::string arg_name =
           method->client_streaming() ? "request_iterator" : "request";
       out->Print("\n");
@@ -565,7 +565,7 @@
                  method->name(), "ArgName", arg_name);
       {
         IndentScope raii_method_indent(out);
-        PrintAllComments(method, out);
+        PrintAllComments(method);
         out->Print("context.set_code(grpc.StatusCode.UNIMPLEMENTED)\n");
         out->Print("context.set_details('Method not implemented!')\n");
         out->Print("raise NotImplementedError('Method not implemented!')\n");
@@ -575,9 +575,9 @@
   return true;
 }
 
-bool PrintAddServicerToServer(
+bool PrivateGenerator::PrintAddServicerToServer(
     const grpc::string& package_qualified_service_name,
-    const ServiceDescriptor* service, Printer* out) {
+    const ServiceDescriptor* service) {
   out->Print("\n\n");
   out->Print("def add_$Service$Servicer_to_server(servicer, server):\n",
              "Service", service->name());
@@ -588,19 +588,19 @@
       IndentScope raii_dict_first_indent(out);
       IndentScope raii_dict_second_indent(out);
       for (int i = 0; i < service->method_count(); ++i) {
-        auto method = service->method(i);
-        auto method_handler_constructor =
+        const MethodDescriptor* method = service->method(i);
+        grpc::string method_handler_constructor =
             grpc::string(method->client_streaming() ? "stream" : "unary") +
             "_" +
             grpc::string(method->server_streaming() ? "stream" : "unary") +
             "_rpc_method_handler";
         grpc::string request_module_and_class;
-        if (!GetModuleAndMessagePath(method->input_type(), service,
+        if (!GetModuleAndMessagePath(method->input_type(),
                                      &request_module_and_class)) {
           return false;
         }
         grpc::string response_module_and_class;
-        if (!GetModuleAndMessagePath(method->output_type(), service,
+        if (!GetModuleAndMessagePath(method->output_type(),
                                      &response_module_and_class)) {
           return false;
         }
@@ -635,53 +635,173 @@
   return true;
 }
 
-bool PrintPreamble(const FileDescriptor* file,
-                   const GeneratorConfiguration& config, Printer* out) {
-  out->Print("import $Package$\n", "Package", config.grpc_package_root);
+bool PrivateGenerator::PrintBetaPreamble() {
   out->Print("from $Package$ import implementations as beta_implementations\n",
              "Package", config.beta_package_root);
   out->Print("from $Package$ import interfaces as beta_interfaces\n", "Package",
              config.beta_package_root);
+  return true;
+}
+
+bool PrivateGenerator::PrintPreamble() {
+  out->Print("import $Package$\n", "Package", config.grpc_package_root);
   out->Print("from grpc.framework.common import cardinality\n");
   out->Print(
       "from grpc.framework.interfaces.face import utilities as "
       "face_utilities\n");
+  if (generate_in_pb2_grpc) {
+    out->Print("\n");
+    for (int i = 0; i < file->service_count(); ++i) {
+      const ServiceDescriptor* service = file->service(i);
+      for (int j = 0; j < service->method_count(); ++j) {
+        const MethodDescriptor* method = service->method(j);
+        const Descriptor* types[2] = {method->input_type(),
+                                      method->output_type()};
+        for (int k = 0; k < 2; ++k) {
+          const Descriptor* type = types[k];
+          grpc::string type_file_name = type->file()->name();
+          grpc::string module_name = ModuleName(type_file_name);
+          grpc::string module_alias = ModuleAlias(type_file_name);
+          out->Print("import $ModuleName$ as $ModuleAlias$\n", "ModuleName",
+                     module_name, "ModuleAlias", module_alias);
+        }
+      }
+    }
+  }
   return true;
 }
 
-}  // namespace
+bool PrivateGenerator::PrintGAServices() {
+  grpc::string package = file->package();
+  if (!package.empty()) {
+    package = package.append(".");
+  }
+  for (int i = 0; i < file->service_count(); ++i) {
+    const ServiceDescriptor* service = file->service(i);
+    grpc::string package_qualified_service_name = package + service->name();
+    if (!(PrintStub(package_qualified_service_name, service) &&
+          PrintServicer(service) &&
+          PrintAddServicerToServer(package_qualified_service_name, service))) {
+      return false;
+    }
+  }
+  return true;
+}
 
-pair<bool, grpc::string> GetServices(const FileDescriptor* file,
-                                     const GeneratorConfiguration& config) {
+bool PrivateGenerator::PrintBetaServices() {
+  grpc::string package = file->package();
+  if (!package.empty()) {
+    package = package.append(".");
+  }
+  for (int i = 0; i < file->service_count(); ++i) {
+    const ServiceDescriptor* service = file->service(i);
+    grpc::string package_qualified_service_name = package + service->name();
+    if (!(PrintBetaServicer(service) && PrintBetaStub(service) &&
+          PrintBetaServerFactory(package_qualified_service_name, service) &&
+          PrintBetaStubFactory(package_qualified_service_name, service))) {
+      return false;
+    }
+  }
+  return true;
+}
+
+pair<bool, grpc::string> PrivateGenerator::GetGrpcServices() {
   grpc::string output;
   {
     // Scope the output stream so it closes and finalizes output to the string.
     StringOutputStream output_stream(&output);
-    Printer out(&output_stream, '$');
-    if (!PrintPreamble(file, config, &out)) {
-      return make_pair(false, "");
-    }
-    auto package = file->package();
-    if (!package.empty()) {
-      package = package.append(".");
-    }
-    for (int i = 0; i < file->service_count(); ++i) {
-      auto service = file->service(i);
-      auto package_qualified_service_name = package + service->name();
-      if (!(PrintStub(package_qualified_service_name, service, &out) &&
-            PrintServicer(service, &out) &&
-            PrintAddServicerToServer(package_qualified_service_name, service,
-                                     &out) &&
-            PrintBetaServicer(service, &out) && PrintBetaStub(service, &out) &&
-            PrintBetaServerFactory(package_qualified_service_name, service,
-                                   &out) &&
-            PrintBetaStubFactory(package_qualified_service_name, service,
-                                 &out))) {
+    Printer out_printer(&output_stream, '$');
+    out = &out_printer;
+
+    if (generate_in_pb2_grpc) {
+      if (!PrintPreamble()) {
         return make_pair(false, "");
       }
+      if (!PrintGAServices()) {
+        return make_pair(false, "");
+      }
+    } else {
+      out->Print("try:\n");
+      {
+        IndentScope raii_dict_try_indent(out);
+        out->Print(
+            "# THESE ELEMENTS WILL BE DEPRECATED.\n"
+            "# Please use the generated *_pb2_grpc.py files instead.\n");
+        if (!PrintPreamble()) {
+          return make_pair(false, "");
+        }
+        if (!PrintBetaPreamble()) {
+          return make_pair(false, "");
+        }
+        if (!PrintGAServices()) {
+          return make_pair(false, "");
+        }
+        if (!PrintBetaServices()) {
+          return make_pair(false, "");
+        }
+      }
+      out->Print("except ImportError:\n");
+      {
+        IndentScope raii_dict_except_indent(out);
+        out->Print("pass");
+      }
     }
   }
   return make_pair(true, std::move(output));
 }
 
+}  // namespace
+
+GeneratorConfiguration::GeneratorConfiguration()
+    : grpc_package_root("grpc"), beta_package_root("grpc.beta") {}
+
+PythonGrpcGenerator::PythonGrpcGenerator(const GeneratorConfiguration& config)
+    : config_(config) {}
+
+PythonGrpcGenerator::~PythonGrpcGenerator() {}
+
+bool PythonGrpcGenerator::Generate(const FileDescriptor* file,
+                                   const grpc::string& parameter,
+                                   GeneratorContext* context,
+                                   grpc::string* error) const {
+  // Get output file name.
+  grpc::string pb2_file_name;
+  grpc::string pb2_grpc_file_name;
+  static const int proto_suffix_length = strlen(".proto");
+  if (file->name().size() > static_cast<size_t>(proto_suffix_length) &&
+      file->name().find_last_of(".proto") == file->name().size() - 1) {
+    grpc::string base =
+        file->name().substr(0, file->name().size() - proto_suffix_length);
+    pb2_file_name = base + "_pb2.py";
+    pb2_grpc_file_name = base + "_pb2_grpc.py";
+  } else {
+    *error = "Invalid proto file name. Proto file must end with .proto";
+    return false;
+  }
+
+  PrivateGenerator generator(config_, file);
+
+  std::unique_ptr<ZeroCopyOutputStream> pb2_output(
+      context->OpenForAppend(pb2_file_name));
+  std::unique_ptr<ZeroCopyOutputStream> grpc_output(
+      context->Open(pb2_grpc_file_name));
+  CodedOutputStream pb2_coded_out(pb2_output.get());
+  CodedOutputStream grpc_coded_out(grpc_output.get());
+  bool success = false;
+  grpc::string pb2_code;
+  grpc::string grpc_code;
+  generator.generate_in_pb2_grpc = false;
+  tie(success, pb2_code) = generator.GetGrpcServices();
+  if (success) {
+    generator.generate_in_pb2_grpc = true;
+    tie(success, grpc_code) = generator.GetGrpcServices();
+    if (success) {
+      pb2_coded_out.WriteRaw(pb2_code.data(), pb2_code.size());
+      grpc_coded_out.WriteRaw(grpc_code.data(), grpc_code.size());
+      return true;
+    }
+  }
+  return false;
+}
+
 }  // namespace grpc_python_generator
diff --git a/src/compiler/python_generator.h b/src/compiler/python_generator.h
index 9bbb83b..6a95255 100644
--- a/src/compiler/python_generator.h
+++ b/src/compiler/python_generator.h
@@ -62,10 +62,6 @@
   GeneratorConfiguration config_;
 };
 
-std::pair<bool, grpc::string> GetServices(
-    const grpc::protobuf::FileDescriptor* file,
-    const GeneratorConfiguration& config);
-
 }  // namespace grpc_python_generator
 
 #endif  // GRPC_INTERNAL_COMPILER_PYTHON_GENERATOR_H
diff --git a/src/core/ext/client_channel/lb_policy.h b/src/core/ext/client_channel/lb_policy.h
index 54ad779..120c641 100644
--- a/src/core/ext/client_channel/lb_policy.h
+++ b/src/core/ext/client_channel/lb_policy.h
@@ -109,10 +109,16 @@
 
 /*#define GRPC_LB_POLICY_REFCOUNT_DEBUG*/
 #ifdef GRPC_LB_POLICY_REFCOUNT_DEBUG
+
+/* Strong references: the policy will shutdown when they reach zero */
 #define GRPC_LB_POLICY_REF(p, r) \
   grpc_lb_policy_ref((p), __FILE__, __LINE__, (r))
 #define GRPC_LB_POLICY_UNREF(exec_ctx, p, r) \
   grpc_lb_policy_unref((exec_ctx), (p), __FILE__, __LINE__, (r))
+
+/* Weak references: they don't prevent the shutdown of the LB policy. When no
+ * strong references are left but there are still weak ones, shutdown is called.
+ * Once the weak reference also reaches zero, the LB policy is destroyed. */
 #define GRPC_LB_POLICY_WEAK_REF(p, r) \
   grpc_lb_policy_weak_ref((p), __FILE__, __LINE__, (r))
 #define GRPC_LB_POLICY_WEAK_UNREF(exec_ctx, p, r) \
diff --git a/src/core/ext/lb_policy/grpclb/grpclb.c b/src/core/ext/lb_policy/grpclb/grpclb.c
index 6da4feb..734108a 100644
--- a/src/core/ext/lb_policy/grpclb/grpclb.c
+++ b/src/core/ext/lb_policy/grpclb/grpclb.c
@@ -43,30 +43,23 @@
  * policy to select from this list of LB server backends.
  *
  * The first time the policy gets a request for a pick, a ping, or to exit the
- * idle state, \a query_for_backends() is called. It creates an instance of \a
- * lb_client_data, an internal struct meant to contain the data associated with
- * the internal communication with the LB server. This instance is created via
- * \a lb_client_data_create(). There, the call over lb_channel to pick-first
- * from {a1..an} is created, the \a LoadBalancingRequest message is assembled
- * and all necessary callbacks for the progress of the internal call configured.
+ * idle state, \a query_for_backends_locked() is called. This function sets up
+ * and initiates the internal communication with the LB server. In particular,
+ * it's responsible for instantiating the internal *streaming* call to the LB
+ * server (whichever address from {a1..an} pick-first chose). This call is
+ * serviced by two callbacks, \a lb_on_server_status_received and \a
+ * lb_on_response_received. The former will be called when the call to the LB
+ * server completes. This can happen if the LB server closes the connection or
+ * if this policy itself cancels the call (for example because it's shutting
+ * down). If the internal call times out, the usual behavior of pick-first
+ * applies, continuing to pick from the list {a1..an}.
  *
- * Back in \a query_for_backends(), the internal *streaming* call to the LB
- * server (whichever address from {a1..an} pick-first chose) is kicked off.
- * It'll progress over the callbacks configured in \a lb_client_data_create()
- * (see the field docstrings of \a lb_client_data for more details).
- *
- * If the call fails with UNIMPLEMENTED, the original call will also fail.
- * There's a misconfiguration somewhere: at least one of {a1..an} isn't a LB
- * server, which contradicts the LB bit being set. If the internal call times
- * out, the usual behavior of pick-first applies, continuing to pick from the
- * list {a1..an}.
- *
- * Upon sucesss, a \a LoadBalancingResponse is expected in \a res_recv_cb. An
- * invalid one results in the termination of the streaming call. A new streaming
- * call should be created if possible, failing the original call otherwise.
- * For a valid \a LoadBalancingResponse, the server list of actual backends is
- * extracted. A Round Robin policy will be created from this list. There are two
- * possible scenarios:
+ * Upon sucesss, the incoming \a LoadBalancingResponse is processed by \a
+ * res_recv. An invalid one results in the termination of the streaming call. A
+ * new streaming call should be created if possible, failing the original call
+ * otherwise. For a valid \a LoadBalancingResponse, the server list of actual
+ * backends is extracted. A Round Robin policy will be created from this list.
+ * There are two possible scenarios:
  *
  * 1. This is the first server list received. There was no previous instance of
  *    the Round Robin policy. \a rr_handover_locked() will instantiate the RR
@@ -84,10 +77,10 @@
  * Once a RR policy instance is in place (and getting updated as described),
  * calls to for a pick, a ping or a cancellation will be serviced right away by
  * forwarding them to the RR instance. Any time there's no RR policy available
- * (ie, right after the creation of the gRPCLB policy, if an empty serverlist
- * is received, etc), pick/ping requests are added to a list of pending
- * picks/pings to be flushed and serviced as part of \a rr_handover_locked() the
- * moment the RR policy instance becomes available.
+ * (ie, right after the creation of the gRPCLB policy, if an empty serverlist is
+ * received, etc), pick/ping requests are added to a list of pending picks/pings
+ * to be flushed and serviced as part of \a rr_handover_locked() the moment the
+ * RR policy instance becomes available.
  *
  * \see https://github.com/grpc/grpc/blob/master/doc/load-balancing.md for the
  * high level design and details. */
@@ -120,12 +113,20 @@
 #include "src/core/ext/lb_policy/grpclb/grpclb.h"
 #include "src/core/ext/lb_policy/grpclb/load_balancer_api.h"
 #include "src/core/lib/channel/channel_args.h"
+#include "src/core/lib/iomgr/sockaddr.h"
 #include "src/core/lib/iomgr/sockaddr_utils.h"
+#include "src/core/lib/iomgr/timer.h"
+#include "src/core/lib/support/backoff.h"
 #include "src/core/lib/support/string.h"
 #include "src/core/lib/surface/call.h"
 #include "src/core/lib/surface/channel.h"
 #include "src/core/lib/transport/static_metadata.h"
 
+#define BACKOFF_MULTIPLIER 1.6
+#define BACKOFF_JITTER 0.2
+#define BACKOFF_MIN_SECONDS 10
+#define BACKOFF_MAX_SECONDS 60
+
 int grpc_lb_glb_trace = 0;
 
 /* add lb_token of selected subchannel (address) to the call's initial
@@ -174,13 +175,12 @@
 static void wrapped_rr_closure(grpc_exec_ctx *exec_ctx, void *arg,
                                grpc_error *error) {
   wrapped_rr_closure_arg *wc_arg = arg;
-  if (wc_arg->rr_policy != NULL) {
-    if (grpc_lb_glb_trace) {
-      gpr_log(GPR_INFO, "Unreffing RR (0x%" PRIxPTR ")",
-              (intptr_t)wc_arg->rr_policy);
-    }
-    GRPC_LB_POLICY_UNREF(exec_ctx, wc_arg->rr_policy, "wrapped_rr_closure");
 
+  GPR_ASSERT(wc_arg->wrapped_closure != NULL);
+  grpc_exec_ctx_sched(exec_ctx, wc_arg->wrapped_closure, GRPC_ERROR_REF(error),
+                      NULL);
+
+  if (wc_arg->rr_policy != NULL) {
     /* if target is NULL, no pick has been made by the RR policy (eg, all
      * addresses failed to connect). There won't be any user_data/token
      * available */
@@ -189,10 +189,12 @@
                                     wc_arg->lb_token_mdelem_storage,
                                     GRPC_MDELEM_REF(wc_arg->lb_token));
     }
+    if (grpc_lb_glb_trace) {
+      gpr_log(GPR_INFO, "Unreffing RR (0x%" PRIxPTR ")",
+              (intptr_t)wc_arg->rr_policy);
+    }
+    GRPC_LB_POLICY_UNREF(exec_ctx, wc_arg->rr_policy, "wrapped_rr_closure");
   }
-  GPR_ASSERT(wc_arg->wrapped_closure != NULL);
-  grpc_exec_ctx_sched(exec_ctx, wc_arg->wrapped_closure, GRPC_ERROR_REF(error),
-                      NULL);
   GPR_ASSERT(wc_arg->free_when_done != NULL);
   gpr_free(wc_arg->free_when_done);
 }
@@ -264,7 +266,6 @@
  * glb_lb_policy
  */
 typedef struct rr_connectivity_data rr_connectivity_data;
-struct lb_client_data;
 static const grpc_lb_policy_vtable glb_lb_policy_vtable;
 typedef struct glb_lb_policy {
   /** base policy: must be first */
@@ -296,20 +297,47 @@
    * response has arrived. */
   grpc_grpclb_serverlist *serverlist;
 
-  /** addresses from \a serverlist */
-  grpc_lb_addresses *addresses;
-
   /** list of picks that are waiting on RR's policy connectivity */
   pending_pick *pending_picks;
 
   /** list of pings that are waiting on RR's policy connectivity */
   pending_ping *pending_pings;
 
-  /** client data associated with the LB server communication */
-  struct lb_client_data *lb_client;
+  bool shutting_down;
 
-  /** for tracking of the RR connectivity */
-  rr_connectivity_data *rr_connectivity;
+  /************************************************************/
+  /*  client data associated with the LB server communication */
+  /************************************************************/
+  /* Status from the LB server has been received. This signals the end of the LB
+   * call. */
+  grpc_closure lb_on_server_status_received;
+
+  /* A response from the LB server has been received. Process it */
+  grpc_closure lb_on_response_received;
+
+  grpc_call *lb_call; /* streaming call to the LB server, */
+
+  grpc_metadata_array lb_initial_metadata_recv; /* initial MD from LB server */
+  grpc_metadata_array
+      lb_trailing_metadata_recv; /* trailing MD from LB server */
+
+  /* what's being sent to the LB server. Note that its value may vary if the LB
+   * server indicates a redirect. */
+  grpc_byte_buffer *lb_request_payload;
+
+  /* response the LB server, if any. Processed in lb_on_response_received() */
+  grpc_byte_buffer *lb_response_payload;
+
+  /* call status code and details, set in lb_on_server_status_received() */
+  grpc_status_code lb_call_status;
+  char *lb_call_status_details;
+  size_t lb_call_status_details_capacity;
+
+  /** LB call retry backoff state */
+  gpr_backoff lb_call_backoff_state;
+
+  /** LB call retry timer */
+  grpc_timer lb_call_retry_timer;
 } glb_lb_policy;
 
 /* Keeps track and reacts to changes in connectivity of the RR instance */
@@ -358,6 +386,28 @@
 static const grpc_lb_user_data_vtable lb_token_vtable = {
     lb_token_copy, lb_token_destroy, lb_token_cmp};
 
+static void parse_server(const grpc_grpclb_server *server,
+                         grpc_resolved_address *addr) {
+  const uint16_t netorder_port = htons((uint16_t)server->port);
+  /* the addresses are given in binary format (a in(6)_addr struct) in
+   * server->ip_address.bytes. */
+  const grpc_grpclb_ip_address *ip = &server->ip_address;
+  memset(addr, 0, sizeof(*addr));
+  if (ip->size == 4) {
+    addr->len = sizeof(struct sockaddr_in);
+    struct sockaddr_in *addr4 = (struct sockaddr_in *)&addr->addr;
+    addr4->sin_family = AF_INET;
+    memcpy(&addr4->sin_addr, ip->bytes, ip->size);
+    addr4->sin_port = netorder_port;
+  } else if (ip->size == 16) {
+    addr->len = sizeof(struct sockaddr_in6);
+    struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)&addr->addr;
+    addr6->sin6_family = AF_INET;
+    memcpy(&addr6->sin6_addr, ip->bytes, ip->size);
+    addr6->sin6_port = netorder_port;
+  }
+}
+
 /* Returns addresses extracted from \a serverlist. */
 static grpc_lb_addresses *process_serverlist(
     const grpc_grpclb_serverlist *serverlist) {
@@ -384,33 +434,18 @@
     if (!is_server_valid(serverlist->servers[sl_idx], sl_idx, false)) continue;
 
     /* address processing */
-    const uint16_t netorder_port = htons((uint16_t)server->port);
-    /* the addresses are given in binary format (a in(6)_addr struct) in
-     * server->ip_address.bytes. */
-    const grpc_grpclb_ip_address *ip = &server->ip_address;
     grpc_resolved_address addr;
-    memset(&addr, 0, sizeof(addr));
-    if (ip->size == 4) {
-      addr.len = sizeof(struct sockaddr_in);
-      struct sockaddr_in *addr4 = (struct sockaddr_in *)&addr.addr;
-      addr4->sin_family = AF_INET;
-      memcpy(&addr4->sin_addr, ip->bytes, ip->size);
-      addr4->sin_port = netorder_port;
-    } else if (ip->size == 16) {
-      addr.len = sizeof(struct sockaddr_in6);
-      struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)&addr.addr;
-      addr6->sin6_family = AF_INET;
-      memcpy(&addr6->sin6_addr, ip->bytes, ip->size);
-      addr6->sin6_port = netorder_port;
-    }
+    parse_server(server, &addr);
 
     /* lb token processing */
     void *user_data;
     if (server->has_load_balance_token) {
-      const size_t lb_token_size =
-          GPR_ARRAY_SIZE(server->load_balance_token) - 1;
+      const size_t lb_token_max_length =
+          GPR_ARRAY_SIZE(server->load_balance_token);
+      const size_t lb_token_length =
+          strnlen(server->load_balance_token, lb_token_max_length);
       grpc_mdstr *lb_token_mdstr = grpc_mdstr_from_buffer(
-          (uint8_t *)server->load_balance_token, lb_token_size);
+          (uint8_t *)server->load_balance_token, lb_token_length);
       user_data = grpc_mdelem_from_metadata_strings(GRPC_MDSTR_LB_TOKEN,
                                                     lb_token_mdstr);
     } else {
@@ -427,7 +462,6 @@
     ++addr_idx;
   }
   GPR_ASSERT(addr_idx == num_valid);
-
   return lb_addresses;
 }
 
@@ -448,7 +482,7 @@
       gpr_log(GPR_INFO, "Unreffing RR (0x%" PRIxPTR ")",
               (intptr_t)wc_arg->rr_policy);
     }
-    GRPC_LB_POLICY_UNREF(exec_ctx, wc_arg->rr_policy, "glb_pick");
+    GRPC_LB_POLICY_UNREF(exec_ctx, wc_arg->rr_policy, "glb_pick_sync");
 
     /* add the load reporting initial metadata */
     initial_metadata_add_lb_token(pick_args->initial_metadata,
@@ -461,7 +495,6 @@
    * pending pick list inside the RR policy (glb_policy->rr_policy).
    * Eventually, wrapped_on_complete will be called, which will -among other
    * things- add the LB token to the call's initial metadata */
-
   return pick_done;
 }
 
@@ -470,54 +503,70 @@
     glb_lb_policy *glb_policy) {
   GPR_ASSERT(serverlist != NULL && serverlist->num_servers > 0);
 
-  if (glb_policy->addresses != NULL) {
-    /* dispose of the previous version */
-    grpc_lb_addresses_destroy(glb_policy->addresses);
-  }
-  glb_policy->addresses = process_serverlist(serverlist);
-
   grpc_lb_policy_args args;
   memset(&args, 0, sizeof(args));
   args.client_channel_factory = glb_policy->cc_factory;
+  grpc_lb_addresses *addresses = process_serverlist(serverlist);
 
   // Replace the LB addresses in the channel args that we pass down to
   // the subchannel.
   static const char *keys_to_remove[] = {GRPC_ARG_LB_ADDRESSES};
-  const grpc_arg arg =
-      grpc_lb_addresses_create_channel_arg(glb_policy->addresses);
+  const grpc_arg arg = grpc_lb_addresses_create_channel_arg(addresses);
   args.args = grpc_channel_args_copy_and_add_and_remove(
       glb_policy->args, keys_to_remove, GPR_ARRAY_SIZE(keys_to_remove), &arg,
       1);
 
   grpc_lb_policy *rr = grpc_lb_policy_create(exec_ctx, "round_robin", &args);
+  GPR_ASSERT(rr != NULL);
+  grpc_lb_addresses_destroy(addresses);
   grpc_channel_args_destroy(args.args);
-
   return rr;
 }
 
+static void glb_rr_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg,
+                                        grpc_error *error);
+/* glb_policy->rr_policy may be NULL (initial handover) */
 static void rr_handover_locked(grpc_exec_ctx *exec_ctx,
                                glb_lb_policy *glb_policy, grpc_error *error) {
   GPR_ASSERT(glb_policy->serverlist != NULL &&
              glb_policy->serverlist->num_servers > 0);
-  glb_policy->rr_policy =
-      create_rr_locked(exec_ctx, glb_policy->serverlist, glb_policy);
 
   if (grpc_lb_glb_trace) {
-    gpr_log(GPR_INFO, "Created RR policy (0x%" PRIxPTR ")",
-            (intptr_t)glb_policy->rr_policy);
+    gpr_log(GPR_INFO, "RR handover. Old RR: %p", (void *)glb_policy->rr_policy);
   }
+  if (glb_policy->rr_policy != NULL) {
+    /* if we are phasing out an existing RR instance, unref it. */
+    GRPC_LB_POLICY_UNREF(exec_ctx, glb_policy->rr_policy, "rr_handover");
+  }
+
+  glb_policy->rr_policy =
+      create_rr_locked(exec_ctx, glb_policy->serverlist, glb_policy);
+  if (grpc_lb_glb_trace) {
+    gpr_log(GPR_INFO, "Created RR policy (%p)", (void *)glb_policy->rr_policy);
+  }
+
   GPR_ASSERT(glb_policy->rr_policy != NULL);
   grpc_pollset_set_add_pollset_set(exec_ctx,
                                    glb_policy->rr_policy->interested_parties,
                                    glb_policy->base.interested_parties);
-  glb_policy->rr_connectivity->state = grpc_lb_policy_check_connectivity(
+
+  rr_connectivity_data *rr_connectivity =
+      gpr_malloc(sizeof(rr_connectivity_data));
+  memset(rr_connectivity, 0, sizeof(rr_connectivity_data));
+  grpc_closure_init(&rr_connectivity->on_change, glb_rr_connectivity_changed,
+                    rr_connectivity);
+  rr_connectivity->glb_policy = glb_policy;
+  rr_connectivity->state = grpc_lb_policy_check_connectivity(
       exec_ctx, glb_policy->rr_policy, &error);
-  grpc_lb_policy_notify_on_state_change(
-      exec_ctx, glb_policy->rr_policy, &glb_policy->rr_connectivity->state,
-      &glb_policy->rr_connectivity->on_change);
+
   grpc_connectivity_state_set(exec_ctx, &glb_policy->state_tracker,
-                              glb_policy->rr_connectivity->state,
-                              GRPC_ERROR_REF(error), "rr_handover");
+                              rr_connectivity->state, GRPC_ERROR_REF(error),
+                              "rr_handover");
+  /* subscribe */
+  GRPC_LB_POLICY_WEAK_REF(&glb_policy->base, "rr_connectivity_cb");
+  grpc_lb_policy_notify_on_state_change(exec_ctx, glb_policy->rr_policy,
+                                        &rr_connectivity->state,
+                                        &rr_connectivity->on_change);
   grpc_lb_policy_exit_idle(exec_ctx, glb_policy->rr_policy);
 
   /* flush pending ops */
@@ -551,35 +600,27 @@
 
 static void glb_rr_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg,
                                         grpc_error *error) {
+  /* If shutdown or error free the arg. Rely on the rest of the code to set the
+   * right grpclb status. */
   rr_connectivity_data *rr_conn_data = arg;
   glb_lb_policy *glb_policy = rr_conn_data->glb_policy;
 
-  if (rr_conn_data->state == GRPC_CHANNEL_SHUTDOWN) {
-    if (glb_policy->serverlist != NULL) {
-      /* a RR policy is shutting down but there's a serverlist available ->
-       * perform a handover */
-      gpr_mu_lock(&glb_policy->mu);
-      rr_handover_locked(exec_ctx, glb_policy, error);
-      gpr_mu_unlock(&glb_policy->mu);
-    } else {
-      /* shutting down and no new serverlist available. Bail out. */
-      gpr_free(rr_conn_data);
-    }
+  if (rr_conn_data->state != GRPC_CHANNEL_SHUTDOWN &&
+      !glb_policy->shutting_down) {
+    gpr_mu_lock(&glb_policy->mu);
+    /* RR not shutting down. Mimic the RR's policy state */
+    grpc_connectivity_state_set(exec_ctx, &glb_policy->state_tracker,
+                                rr_conn_data->state, GRPC_ERROR_REF(error),
+                                "rr_connectivity_cb");
+    /* resubscribe. Reuse the "rr_connectivity_cb" weak ref. */
+    grpc_lb_policy_notify_on_state_change(exec_ctx, glb_policy->rr_policy,
+                                          &rr_conn_data->state,
+                                          &rr_conn_data->on_change);
+    gpr_mu_unlock(&glb_policy->mu);
   } else {
-    if (error == GRPC_ERROR_NONE) {
-      gpr_mu_lock(&glb_policy->mu);
-      /* RR not shutting down. Mimic the RR's policy state */
-      grpc_connectivity_state_set(exec_ctx, &glb_policy->state_tracker,
-                                  rr_conn_data->state, GRPC_ERROR_REF(error),
-                                  "glb_rr_connectivity_changed");
-      /* resubscribe */
-      grpc_lb_policy_notify_on_state_change(exec_ctx, glb_policy->rr_policy,
-                                            &rr_conn_data->state,
-                                            &rr_conn_data->on_change);
-      gpr_mu_unlock(&glb_policy->mu);
-    } else { /* error */
-      gpr_free(rr_conn_data);
-    }
+    GRPC_LB_POLICY_WEAK_UNREF(exec_ctx, &glb_policy->base,
+                              "rr_connectivity_cb");
+    gpr_free(rr_conn_data);
   }
 }
 
@@ -682,18 +723,11 @@
     return NULL;
   }
 
-  rr_connectivity_data *rr_connectivity =
-      gpr_malloc(sizeof(rr_connectivity_data));
-  memset(rr_connectivity, 0, sizeof(rr_connectivity_data));
-  grpc_closure_init(&rr_connectivity->on_change, glb_rr_connectivity_changed,
-                    rr_connectivity);
-  rr_connectivity->glb_policy = glb_policy;
-  glb_policy->rr_connectivity = rr_connectivity;
-
   grpc_lb_policy_init(&glb_policy->base, &glb_lb_policy_vtable);
   gpr_mu_init(&glb_policy->mu);
   grpc_connectivity_state_init(&glb_policy->state_tracker, GRPC_CHANNEL_IDLE,
                                "grpclb");
+
   return &glb_policy->base;
 }
 
@@ -710,14 +744,13 @@
     grpc_grpclb_destroy_serverlist(glb_policy->serverlist);
   }
   gpr_mu_destroy(&glb_policy->mu);
-  grpc_lb_addresses_destroy(glb_policy->addresses);
   gpr_free(glb_policy);
 }
 
-static void lb_client_data_destroy(struct lb_client_data *lb_client);
 static void glb_shutdown(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
   glb_lb_policy *glb_policy = (glb_lb_policy *)pol;
   gpr_mu_lock(&glb_policy->mu);
+  glb_policy->shutting_down = true;
 
   pending_pick *pp = glb_policy->pending_picks;
   glb_policy->pending_picks = NULL;
@@ -741,15 +774,16 @@
   }
 
   if (glb_policy->rr_policy) {
-    /* unsubscribe */
-    grpc_lb_policy_notify_on_state_change(
-        exec_ctx, glb_policy->rr_policy, NULL,
-        &glb_policy->rr_connectivity->on_change);
     GRPC_LB_POLICY_UNREF(exec_ctx, glb_policy->rr_policy, "glb_shutdown");
   }
 
-  lb_client_data_destroy(glb_policy->lb_client);
-  glb_policy->lb_client = NULL;
+  if (glb_policy->started_picking) {
+    if (glb_policy->lb_call != NULL) {
+      grpc_call_cancel(glb_policy->lb_call, NULL);
+      /* lb_on_server_status_received will pick up the cancellation and clean up
+       */
+    }
+  }
 
   grpc_connectivity_state_set(
       exec_ctx, &glb_policy->state_tracker, GRPC_CHANNEL_SHUTDOWN,
@@ -780,17 +814,12 @@
   GRPC_ERROR_UNREF(error);
 }
 
-static grpc_call *lb_client_data_get_call(struct lb_client_data *lb_client);
 static void glb_cancel_picks(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol,
                              uint32_t initial_metadata_flags_mask,
                              uint32_t initial_metadata_flags_eq,
                              grpc_error *error) {
   glb_lb_policy *glb_policy = (glb_lb_policy *)pol;
   gpr_mu_lock(&glb_policy->mu);
-  if (glb_policy->lb_client != NULL) {
-    /* cancel the call to the load balancer service, if any */
-    grpc_call_cancel(lb_client_data_get_call(glb_policy->lb_client), NULL);
-  }
   pending_pick *pp = glb_policy->pending_picks;
   glb_policy->pending_picks = NULL;
   while (pp != NULL) {
@@ -810,18 +839,20 @@
   GRPC_ERROR_UNREF(error);
 }
 
-static void query_for_backends(grpc_exec_ctx *exec_ctx,
-                               glb_lb_policy *glb_policy);
-static void start_picking(grpc_exec_ctx *exec_ctx, glb_lb_policy *glb_policy) {
+static void query_for_backends_locked(grpc_exec_ctx *exec_ctx,
+                                      glb_lb_policy *glb_policy);
+static void start_picking_locked(grpc_exec_ctx *exec_ctx,
+                                 glb_lb_policy *glb_policy) {
   glb_policy->started_picking = true;
-  query_for_backends(exec_ctx, glb_policy);
+  gpr_backoff_reset(&glb_policy->lb_call_backoff_state);
+  query_for_backends_locked(exec_ctx, glb_policy);
 }
 
 static void glb_exit_idle(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
   glb_lb_policy *glb_policy = (glb_lb_policy *)pol;
   gpr_mu_lock(&glb_policy->mu);
   if (!glb_policy->started_picking) {
-    start_picking(exec_ctx, glb_policy);
+    start_picking_locked(exec_ctx, glb_policy);
   }
   gpr_mu_unlock(&glb_policy->mu);
 }
@@ -847,8 +878,8 @@
 
   if (glb_policy->rr_policy != NULL) {
     if (grpc_lb_glb_trace) {
-      gpr_log(GPR_INFO, "about to PICK from 0x%" PRIxPTR "",
-              (intptr_t)glb_policy->rr_policy);
+      gpr_log(GPR_INFO, "grpclb %p about to PICK from RR %p",
+              (void *)glb_policy, (void *)glb_policy->rr_policy);
     }
     GRPC_LB_POLICY_REF(glb_policy->rr_policy, "glb_pick");
 
@@ -865,11 +896,17 @@
     pick_done = pick_from_internal_rr_locked(exec_ctx, glb_policy->rr_policy,
                                              pick_args, target, wc_arg);
   } else {
+    if (grpc_lb_glb_trace) {
+      gpr_log(GPR_DEBUG,
+              "No RR policy in grpclb instance %p. Adding to grpclb's pending "
+              "picks",
+              (void *)(glb_policy));
+    }
     add_pending_pick(&glb_policy->pending_picks, pick_args, target,
                      on_complete);
 
     if (!glb_policy->started_picking) {
-      start_picking(exec_ctx, glb_policy);
+      start_picking_locked(exec_ctx, glb_policy);
     }
     pick_done = false;
   }
@@ -898,7 +935,7 @@
   } else {
     add_pending_ping(&glb_policy->pending_pings, closure);
     if (!glb_policy->started_picking) {
-      start_picking(exec_ctx, glb_policy);
+      start_picking_locked(exec_ctx, glb_policy);
     }
   }
   gpr_mu_unlock(&glb_policy->mu);
@@ -916,250 +953,182 @@
   gpr_mu_unlock(&glb_policy->mu);
 }
 
-/*
- * lb_client_data
- *
- * Used internally for the client call to the LB */
-typedef struct lb_client_data {
-  gpr_mu mu;
-
-  /* called once initial metadata's been sent */
-  grpc_closure md_sent;
-
-  /* called once the LoadBalanceRequest has been sent to the LB server. See
-   * src/proto/grpc/.../load_balancer.proto */
-  grpc_closure req_sent;
-
-  /* A response from the LB server has been received (or error). Process it */
-  grpc_closure res_rcvd;
-
-  /* After the client has sent a close to the LB server */
-  grpc_closure close_sent;
-
-  /* ... and the status from the LB server has been received */
-  grpc_closure srv_status_rcvd;
-
-  grpc_call *lb_call;    /* streaming call to the LB server, */
-  gpr_timespec deadline; /* for the streaming call to the LB server */
-
-  grpc_metadata_array initial_metadata_recv;  /* initial MD from LB server */
-  grpc_metadata_array trailing_metadata_recv; /* trailing MD from LB server */
-
-  /* what's being sent to the LB server. Note that its value may vary if the LB
-   * server indicates a redirect. */
-  grpc_byte_buffer *request_payload;
-
-  /* response from the LB server, if any. Processed in res_recv_cb() */
-  grpc_byte_buffer *response_payload;
-
-  /* the call's status and status detailset in srv_status_rcvd_cb() */
-  grpc_status_code status;
-  char *status_details;
-  size_t status_details_capacity;
-
-  /* pointer back to the enclosing policy */
-  glb_lb_policy *glb_policy;
-} lb_client_data;
-
-static void md_sent_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error);
-static void req_sent_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error);
-static void res_recv_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error);
-static void close_sent_cb(grpc_exec_ctx *exec_ctx, void *arg,
-                          grpc_error *error);
-static void srv_status_rcvd_cb(grpc_exec_ctx *exec_ctx, void *arg,
-                               grpc_error *error);
-
-static lb_client_data *lb_client_data_create(glb_lb_policy *glb_policy) {
+static void lb_on_server_status_received(grpc_exec_ctx *exec_ctx, void *arg,
+                                         grpc_error *error);
+static void lb_on_response_received(grpc_exec_ctx *exec_ctx, void *arg,
+                                    grpc_error *error);
+static void lb_call_init(glb_lb_policy *glb_policy) {
   GPR_ASSERT(glb_policy->server_name != NULL);
   GPR_ASSERT(glb_policy->server_name[0] != '\0');
 
-  lb_client_data *lb_client = gpr_malloc(sizeof(lb_client_data));
-  memset(lb_client, 0, sizeof(lb_client_data));
-
-  gpr_mu_init(&lb_client->mu);
-  grpc_closure_init(&lb_client->md_sent, md_sent_cb, lb_client);
-
-  grpc_closure_init(&lb_client->req_sent, req_sent_cb, lb_client);
-  grpc_closure_init(&lb_client->res_rcvd, res_recv_cb, lb_client);
-  grpc_closure_init(&lb_client->close_sent, close_sent_cb, lb_client);
-  grpc_closure_init(&lb_client->srv_status_rcvd, srv_status_rcvd_cb, lb_client);
-
-  lb_client->deadline = glb_policy->deadline;
-
   /* Note the following LB call progresses every time there's activity in \a
    * glb_policy->base.interested_parties, which is comprised of the polling
    * entities from \a client_channel. */
-  lb_client->lb_call = grpc_channel_create_pollset_set_call(
+  glb_policy->lb_call = grpc_channel_create_pollset_set_call(
       glb_policy->lb_channel, NULL, GRPC_PROPAGATE_DEFAULTS,
       glb_policy->base.interested_parties,
       "/grpc.lb.v1.LoadBalancer/BalanceLoad", glb_policy->server_name,
-      lb_client->deadline, NULL);
+      glb_policy->deadline, NULL);
 
-  grpc_metadata_array_init(&lb_client->initial_metadata_recv);
-  grpc_metadata_array_init(&lb_client->trailing_metadata_recv);
+  grpc_metadata_array_init(&glb_policy->lb_initial_metadata_recv);
+  grpc_metadata_array_init(&glb_policy->lb_trailing_metadata_recv);
 
   grpc_grpclb_request *request =
       grpc_grpclb_request_create(glb_policy->server_name);
   gpr_slice request_payload_slice = grpc_grpclb_request_encode(request);
-  lb_client->request_payload =
+  glb_policy->lb_request_payload =
       grpc_raw_byte_buffer_create(&request_payload_slice, 1);
   gpr_slice_unref(request_payload_slice);
   grpc_grpclb_request_destroy(request);
 
-  lb_client->status_details = NULL;
-  lb_client->status_details_capacity = 0;
-  lb_client->glb_policy = glb_policy;
-  return lb_client;
+  glb_policy->lb_call_status_details = NULL;
+  glb_policy->lb_call_status_details_capacity = 0;
+
+  grpc_closure_init(&glb_policy->lb_on_server_status_received,
+                    lb_on_server_status_received, glb_policy);
+  grpc_closure_init(&glb_policy->lb_on_response_received,
+                    lb_on_response_received, glb_policy);
+
+  gpr_backoff_init(&glb_policy->lb_call_backoff_state, BACKOFF_MULTIPLIER,
+                   BACKOFF_JITTER, BACKOFF_MIN_SECONDS * 1000,
+                   BACKOFF_MAX_SECONDS * 1000);
 }
 
-static void lb_client_data_destroy(lb_client_data *lb_client) {
-  grpc_call_destroy(lb_client->lb_call);
-  grpc_metadata_array_destroy(&lb_client->initial_metadata_recv);
-  grpc_metadata_array_destroy(&lb_client->trailing_metadata_recv);
+static void lb_call_destroy(glb_lb_policy *glb_policy) {
+  GPR_ASSERT(glb_policy->lb_call != NULL);
+  grpc_call_destroy(glb_policy->lb_call);
+  glb_policy->lb_call = NULL;
 
-  grpc_byte_buffer_destroy(lb_client->request_payload);
+  grpc_metadata_array_destroy(&glb_policy->lb_initial_metadata_recv);
+  grpc_metadata_array_destroy(&glb_policy->lb_trailing_metadata_recv);
 
-  gpr_free(lb_client->status_details);
-  gpr_mu_destroy(&lb_client->mu);
-  gpr_free(lb_client);
-}
-static grpc_call *lb_client_data_get_call(lb_client_data *lb_client) {
-  return lb_client->lb_call;
+  grpc_byte_buffer_destroy(glb_policy->lb_request_payload);
+  gpr_free(glb_policy->lb_call_status_details);
 }
 
 /*
  * Auxiliary functions and LB client callbacks.
  */
-static void query_for_backends(grpc_exec_ctx *exec_ctx,
-                               glb_lb_policy *glb_policy) {
+static void query_for_backends_locked(grpc_exec_ctx *exec_ctx,
+                                      glb_lb_policy *glb_policy) {
   GPR_ASSERT(glb_policy->lb_channel != NULL);
+  lb_call_init(glb_policy);
 
-  glb_policy->lb_client = lb_client_data_create(glb_policy);
+  if (grpc_lb_glb_trace) {
+    gpr_log(GPR_INFO, "Query for backends (grpclb: %p, lb_call: %p)",
+            (void *)glb_policy, (void *)glb_policy->lb_call);
+  }
+  GPR_ASSERT(glb_policy->lb_call != NULL);
+
   grpc_call_error call_error;
-  grpc_op ops[1];
+  grpc_op ops[4];
   memset(ops, 0, sizeof(ops));
+
   grpc_op *op = ops;
   op->op = GRPC_OP_SEND_INITIAL_METADATA;
   op->data.send_initial_metadata.count = 0;
   op->flags = 0;
   op->reserved = NULL;
   op++;
+
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata = &glb_policy->lb_initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+
+  GPR_ASSERT(glb_policy->lb_request_payload != NULL);
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message = glb_policy->lb_request_payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata =
+      &glb_policy->lb_trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &glb_policy->lb_call_status;
+  op->data.recv_status_on_client.status_details =
+      &glb_policy->lb_call_status_details;
+  op->data.recv_status_on_client.status_details_capacity =
+      &glb_policy->lb_call_status_details_capacity;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  /* take a weak ref (won't prevent calling of \a glb_shutdown if the strong ref
+   * count goes to zero) to be unref'd in lb_on_server_status_received */
+  GRPC_LB_POLICY_WEAK_REF(&glb_policy->base, "lb_on_server_status_received");
   call_error = grpc_call_start_batch_and_execute(
-      exec_ctx, glb_policy->lb_client->lb_call, ops, (size_t)(op - ops),
-      &glb_policy->lb_client->md_sent);
+      exec_ctx, glb_policy->lb_call, ops, (size_t)(op - ops),
+      &glb_policy->lb_on_server_status_received);
   GPR_ASSERT(GRPC_CALL_OK == call_error);
 
   op = ops;
-  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
-  op->data.recv_status_on_client.trailing_metadata =
-      &glb_policy->lb_client->trailing_metadata_recv;
-  op->data.recv_status_on_client.status = &glb_policy->lb_client->status;
-  op->data.recv_status_on_client.status_details =
-      &glb_policy->lb_client->status_details;
-  op->data.recv_status_on_client.status_details_capacity =
-      &glb_policy->lb_client->status_details_capacity;
-  op->flags = 0;
-  op->reserved = NULL;
-  op++;
-  call_error = grpc_call_start_batch_and_execute(
-      exec_ctx, glb_policy->lb_client->lb_call, ops, (size_t)(op - ops),
-      &glb_policy->lb_client->srv_status_rcvd);
-  GPR_ASSERT(GRPC_CALL_OK == call_error);
-}
-
-static void md_sent_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
-  lb_client_data *lb_client = arg;
-  GPR_ASSERT(lb_client->lb_call);
-  grpc_op ops[1];
-  memset(ops, 0, sizeof(ops));
-  grpc_op *op = ops;
-
-  op->op = GRPC_OP_SEND_MESSAGE;
-  op->data.send_message = lb_client->request_payload;
-  op->flags = 0;
-  op->reserved = NULL;
-  op++;
-  grpc_call_error call_error = grpc_call_start_batch_and_execute(
-      exec_ctx, lb_client->lb_call, ops, (size_t)(op - ops),
-      &lb_client->req_sent);
-  GPR_ASSERT(GRPC_CALL_OK == call_error);
-}
-
-static void req_sent_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
-  lb_client_data *lb_client = arg;
-  GPR_ASSERT(lb_client->lb_call);
-
-  grpc_op ops[2];
-  memset(ops, 0, sizeof(ops));
-  grpc_op *op = ops;
-
-  op->op = GRPC_OP_RECV_INITIAL_METADATA;
-  op->data.recv_initial_metadata = &lb_client->initial_metadata_recv;
-  op->flags = 0;
-  op->reserved = NULL;
-  op++;
-
   op->op = GRPC_OP_RECV_MESSAGE;
-  op->data.recv_message = &lb_client->response_payload;
+  op->data.recv_message = &glb_policy->lb_response_payload;
   op->flags = 0;
   op->reserved = NULL;
   op++;
-  grpc_call_error call_error = grpc_call_start_batch_and_execute(
-      exec_ctx, lb_client->lb_call, ops, (size_t)(op - ops),
-      &lb_client->res_rcvd);
+  /* take another weak ref to be unref'd in lb_on_response_received */
+  GRPC_LB_POLICY_WEAK_REF(&glb_policy->base, "lb_on_response_received");
+  call_error = grpc_call_start_batch_and_execute(
+      exec_ctx, glb_policy->lb_call, ops, (size_t)(op - ops),
+      &glb_policy->lb_on_response_received);
   GPR_ASSERT(GRPC_CALL_OK == call_error);
 }
 
-static void res_recv_cb(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {
-  lb_client_data *lb_client = arg;
+static void lb_on_response_received(grpc_exec_ctx *exec_ctx, void *arg,
+                                    grpc_error *error) {
+  glb_lb_policy *glb_policy = arg;
+
   grpc_op ops[2];
   memset(ops, 0, sizeof(ops));
   grpc_op *op = ops;
-  if (lb_client->response_payload != NULL) {
+  if (glb_policy->lb_response_payload != NULL) {
+    gpr_backoff_reset(&glb_policy->lb_call_backoff_state);
     /* Received data from the LB server. Look inside
-     * lb_client->response_payload, for a serverlist. */
+     * glb_policy->lb_response_payload, for a serverlist. */
     grpc_byte_buffer_reader bbr;
-    grpc_byte_buffer_reader_init(&bbr, lb_client->response_payload);
+    grpc_byte_buffer_reader_init(&bbr, glb_policy->lb_response_payload);
     gpr_slice response_slice = grpc_byte_buffer_reader_readall(&bbr);
-    grpc_byte_buffer_destroy(lb_client->response_payload);
+    grpc_byte_buffer_destroy(glb_policy->lb_response_payload);
     grpc_grpclb_serverlist *serverlist =
         grpc_grpclb_response_parse_serverlist(response_slice);
     if (serverlist != NULL) {
+      GPR_ASSERT(glb_policy->lb_call != NULL);
       gpr_slice_unref(response_slice);
       if (grpc_lb_glb_trace) {
         gpr_log(GPR_INFO, "Serverlist with %lu servers received",
                 (unsigned long)serverlist->num_servers);
+        for (size_t i = 0; i < serverlist->num_servers; ++i) {
+          grpc_resolved_address addr;
+          parse_server(serverlist->servers[i], &addr);
+          char *ipport;
+          grpc_sockaddr_to_string(&ipport, &addr, false);
+          gpr_log(GPR_INFO, "Serverlist[%lu]: %s", (unsigned long)i, ipport);
+          gpr_free(ipport);
+        }
       }
 
       /* update serverlist */
       if (serverlist->num_servers > 0) {
-        gpr_mu_lock(&lb_client->glb_policy->mu);
-        if (grpc_grpclb_serverlist_equals(lb_client->glb_policy->serverlist,
-                                          serverlist)) {
+        gpr_mu_lock(&glb_policy->mu);
+        if (grpc_grpclb_serverlist_equals(glb_policy->serverlist, serverlist)) {
           if (grpc_lb_glb_trace) {
             gpr_log(GPR_INFO,
                     "Incoming server list identical to current, ignoring.");
           }
         } else { /* new serverlist */
-          if (lb_client->glb_policy->serverlist != NULL) {
+          if (glb_policy->serverlist != NULL) {
             /* dispose of the old serverlist */
-            grpc_grpclb_destroy_serverlist(lb_client->glb_policy->serverlist);
+            grpc_grpclb_destroy_serverlist(glb_policy->serverlist);
           }
           /* and update the copy in the glb_lb_policy instance */
-          lb_client->glb_policy->serverlist = serverlist;
+          glb_policy->serverlist = serverlist;
+
+          rr_handover_locked(exec_ctx, glb_policy, error);
         }
-        if (lb_client->glb_policy->rr_policy == NULL) {
-          /* initial "handover", in this case from a null RR policy, meaning
-           * it'll just create the first RR policy instance */
-          rr_handover_locked(exec_ctx, lb_client->glb_policy, error);
-        } else {
-          /* unref the RR policy, eventually leading to its substitution with a
-           * new one constructed from the received serverlist (see
-           * glb_rr_connectivity_changed) */
-          GRPC_LB_POLICY_UNREF(exec_ctx, lb_client->glb_policy->rr_policy,
-                               "serverlist_received");
-        }
-        gpr_mu_unlock(&lb_client->glb_policy->mu);
+        gpr_mu_unlock(&glb_policy->mu);
       } else {
         if (grpc_lb_glb_trace) {
           gpr_log(GPR_INFO,
@@ -1167,60 +1136,94 @@
                   "response with > 0 servers is received");
         }
       }
+    } else { /* serverlist == NULL */
+      gpr_log(GPR_ERROR, "Invalid LB response received: '%s'. Ignoring.",
+              gpr_dump_slice(response_slice, GPR_DUMP_ASCII | GPR_DUMP_HEX));
+      gpr_slice_unref(response_slice);
+    }
 
+    if (!glb_policy->shutting_down) {
       /* keep listening for serverlist updates */
       op->op = GRPC_OP_RECV_MESSAGE;
-      op->data.recv_message = &lb_client->response_payload;
+      op->data.recv_message = &glb_policy->lb_response_payload;
       op->flags = 0;
       op->reserved = NULL;
       op++;
+      /* reuse the "lb_on_response_received" weak ref taken in
+       * query_for_backends_locked() */
       const grpc_call_error call_error = grpc_call_start_batch_and_execute(
-          exec_ctx, lb_client->lb_call, ops, (size_t)(op - ops),
-          &lb_client->res_rcvd); /* loop */
+          exec_ctx, glb_policy->lb_call, ops, (size_t)(op - ops),
+          &glb_policy->lb_on_response_received); /* loop */
       GPR_ASSERT(GRPC_CALL_OK == call_error);
-      return;
     }
-
-    GPR_ASSERT(serverlist == NULL);
-    gpr_log(GPR_ERROR, "Invalid LB response received: '%s'",
-            gpr_dump_slice(response_slice, GPR_DUMP_ASCII));
-    gpr_slice_unref(response_slice);
-
-    /* Disconnect from server returning invalid response. */
-    op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
-    op->flags = 0;
-    op->reserved = NULL;
-    op++;
-    grpc_call_error call_error = grpc_call_start_batch_and_execute(
-        exec_ctx, lb_client->lb_call, ops, (size_t)(op - ops),
-        &lb_client->close_sent);
-    GPR_ASSERT(GRPC_CALL_OK == call_error);
-  }
-  /* empty payload: call cancelled by server. Cleanups happening in
-   * srv_status_rcvd_cb */
-}
-
-static void close_sent_cb(grpc_exec_ctx *exec_ctx, void *arg,
-                          grpc_error *error) {
-  if (grpc_lb_glb_trace) {
-    gpr_log(GPR_INFO,
-            "Close from LB client sent. Waiting from server status now");
+  } else { /* empty payload: call cancelled. */
+           /* dispose of the "lb_on_response_received" weak ref taken in
+            * query_for_backends_locked() and reused in every reception loop */
+    GRPC_LB_POLICY_WEAK_UNREF(exec_ctx, &glb_policy->base,
+                              "lb_on_response_received_empty_payload");
   }
 }
 
-static void srv_status_rcvd_cb(grpc_exec_ctx *exec_ctx, void *arg,
-                               grpc_error *error) {
-  lb_client_data *lb_client = arg;
-  if (grpc_lb_glb_trace) {
-    gpr_log(GPR_INFO,
-            "status from lb server received. Status = %d, Details = '%s', "
-            "Capacity "
-            "= %lu",
-            lb_client->status, lb_client->status_details,
-            (unsigned long)lb_client->status_details_capacity);
+static void lb_call_on_retry_timer(grpc_exec_ctx *exec_ctx, void *arg,
+                                   grpc_error *error) {
+  glb_lb_policy *glb_policy = arg;
+  gpr_mu_lock(&glb_policy->mu);
+
+  if (!glb_policy->shutting_down) {
+    if (grpc_lb_glb_trace) {
+      gpr_log(GPR_INFO, "Restaring call to LB server (grpclb %p)",
+              (void *)glb_policy);
+    }
+    GPR_ASSERT(glb_policy->lb_call == NULL);
+    query_for_backends_locked(exec_ctx, glb_policy);
   }
-  /* TODO(dgq): deal with stream termination properly (fire up another one?
-   * fail the original call?) */
+  gpr_mu_unlock(&glb_policy->mu);
+
+  GRPC_LB_POLICY_WEAK_UNREF(exec_ctx, &glb_policy->base,
+                            "grpclb_on_retry_timer");
+}
+
+static void lb_on_server_status_received(grpc_exec_ctx *exec_ctx, void *arg,
+                                         grpc_error *error) {
+  glb_lb_policy *glb_policy = arg;
+  gpr_mu_lock(&glb_policy->mu);
+
+  GPR_ASSERT(glb_policy->lb_call != NULL);
+
+  if (grpc_lb_glb_trace) {
+    gpr_log(GPR_DEBUG,
+            "Status from LB server received. Status = %d, Details = '%s', "
+            "(call: %p)",
+            glb_policy->lb_call_status, glb_policy->lb_call_status_details,
+            (void *)glb_policy->lb_call);
+  }
+
+  /* We need to performe cleanups no matter what. */
+  lb_call_destroy(glb_policy);
+
+  if (!glb_policy->shutting_down) {
+    /* if we aren't shutting down, restart the LB client call after some time */
+    gpr_timespec now = gpr_now(GPR_CLOCK_MONOTONIC);
+    gpr_timespec next_try =
+        gpr_backoff_step(&glb_policy->lb_call_backoff_state, now);
+    if (grpc_lb_glb_trace) {
+      gpr_log(GPR_DEBUG, "Connection to LB server lost (grpclb: %p)...",
+              (void *)glb_policy);
+      gpr_timespec timeout = gpr_time_sub(next_try, now);
+      if (gpr_time_cmp(timeout, gpr_time_0(timeout.clock_type)) > 0) {
+        gpr_log(GPR_DEBUG, "... retrying in %" PRId64 ".%09d seconds.",
+                timeout.tv_sec, timeout.tv_nsec);
+      } else {
+        gpr_log(GPR_DEBUG, "... retrying immediately.");
+      }
+    }
+    GRPC_LB_POLICY_WEAK_REF(&glb_policy->base, "grpclb_retry_timer");
+    grpc_timer_init(exec_ctx, &glb_policy->lb_call_retry_timer, next_try,
+                    lb_call_on_retry_timer, glb_policy, now);
+  }
+  gpr_mu_unlock(&glb_policy->mu);
+  GRPC_LB_POLICY_WEAK_UNREF(exec_ctx, &glb_policy->base,
+                            "lb_on_server_status_received");
 }
 
 /* Code wiring the policy with the rest of the core */
diff --git a/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h b/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h
index 53fed22..e36d096 100644
--- a/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h
+++ b/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h
@@ -77,7 +77,7 @@
     bool has_port;
     int32_t port;
     bool has_load_balance_token;
-    char load_balance_token[65];
+    char load_balance_token[50];
     bool has_drop_request;
     bool drop_request;
 /* @@protoc_insertion_point(struct:grpc_lb_v1_Server) */
@@ -172,7 +172,7 @@
 #define grpc_lb_v1_LoadBalanceResponse_size      (98 + grpc_lb_v1_ServerList_size)
 #define grpc_lb_v1_InitialLoadBalanceResponse_size 90
 /* grpc_lb_v1_ServerList_size depends on runtime parameters */
-#define grpc_lb_v1_Server_size                   98
+#define grpc_lb_v1_Server_size                   83
 
 /* Message IDs (where set with "msgid" option) */
 #ifdef PB_MSGID
diff --git a/src/core/ext/lb_policy/round_robin/round_robin.c b/src/core/ext/lb_policy/round_robin/round_robin.c
index 37a9b18..b0c4617 100644
--- a/src/core/ext/lb_policy/round_robin/round_robin.c
+++ b/src/core/ext/lb_policy/round_robin/round_robin.c
@@ -120,6 +120,8 @@
   grpc_connectivity_state connectivity_state;
   /** the subchannel's target user data */
   void *user_data;
+  /** vtable to operate over \a user_data */
+  const grpc_lb_user_data_vtable *user_data_vtable;
 } subchannel_data;
 
 struct round_robin_lb_policy {
@@ -186,9 +188,13 @@
   }
 
   if (grpc_lb_round_robin_trace) {
-    gpr_log(GPR_DEBUG, "[READYLIST] ADVANCED LAST PICK. NOW AT NODE %p (SC %p)",
-            (void *)p->ready_list_last_pick,
-            (void *)p->ready_list_last_pick->subchannel);
+    gpr_log(GPR_DEBUG,
+            "[READYLIST, RR: %p] ADVANCED LAST PICK. NOW AT NODE %p (SC %p, "
+            "CSC %p)",
+            (void *)p, (void *)p->ready_list_last_pick,
+            (void *)p->ready_list_last_pick->subchannel,
+            (void *)grpc_subchannel_get_connected_subchannel(
+                p->ready_list_last_pick->subchannel));
   }
 }
 
@@ -255,9 +261,18 @@
 static void rr_destroy(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) {
   round_robin_lb_policy *p = (round_robin_lb_policy *)pol;
   ready_list *elem;
+
+  if (grpc_lb_round_robin_trace) {
+    gpr_log(GPR_DEBUG, "Destroying Round Robin policy at %p", (void *)pol);
+  }
+
   for (size_t i = 0; i < p->num_subchannels; i++) {
     subchannel_data *sd = p->subchannels[i];
-    GRPC_SUBCHANNEL_UNREF(exec_ctx, sd->subchannel, "round_robin");
+    GRPC_SUBCHANNEL_UNREF(exec_ctx, sd->subchannel, "round_robin_destroy");
+    if (sd->user_data != NULL) {
+      GPR_ASSERT(sd->user_data_vtable != NULL);
+      sd->user_data_vtable->destroy(sd->user_data);
+    }
     gpr_free(sd);
   }
 
@@ -285,6 +300,9 @@
   size_t i;
 
   gpr_mu_lock(&p->mu);
+  if (grpc_lb_round_robin_trace) {
+    gpr_log(GPR_DEBUG, "Shutting down Round Robin policy at %p", (void *)pol);
+  }
 
   p->shutdown = 1;
   while ((pp = p->pending_picks)) {
@@ -296,7 +314,7 @@
   }
   grpc_connectivity_state_set(
       exec_ctx, &p->state_tracker, GRPC_CHANNEL_SHUTDOWN,
-      GRPC_ERROR_CREATE("Channel Shutdown"), "shutdown");
+      GRPC_ERROR_CREATE("Channel Shutdown"), "rr_shutdown");
   for (i = 0; i < p->num_subchannels; i++) {
     subchannel_data *sd = p->subchannels[i];
     grpc_subchannel_notify_on_state_change(exec_ctx, sd->subchannel, NULL, NULL,
@@ -395,6 +413,11 @@
   pending_pick *pp;
   ready_list *selected;
   gpr_mu_lock(&p->mu);
+
+  if (grpc_lb_round_robin_trace) {
+    gpr_log(GPR_INFO, "Round Robin %p trying to pick", (void *)pol);
+  }
+
   if ((selected = peek_next_connected_locked(p))) {
     /* readily available, report right away */
     *target = GRPC_CONNECTED_SUBCHANNEL_REF(
@@ -435,7 +458,6 @@
   subchannel_data *sd = arg;
   round_robin_lb_policy *p = sd->policy;
   pending_pick *pp;
-  ready_list *selected;
 
   int unref = 0;
 
@@ -456,12 +478,14 @@
         /* at this point we know there's at least one suitable subchannel. Go
          * ahead and pick one and notify the pending suitors in
          * p->pending_picks. This preemtively replicates rr_pick()'s actions. */
-        selected = peek_next_connected_locked(p);
+        ready_list *selected = peek_next_connected_locked(p);
+        GPR_ASSERT(selected != NULL);
         if (p->pending_picks != NULL) {
           /* if the selected subchannel is going to be used for the pending
            * picks, update the last picked pointer */
           advance_last_picked_locked(p);
         }
+
         while ((pp = p->pending_picks)) {
           p->pending_picks = pp->next;
 
@@ -653,7 +677,9 @@
       sd->policy = p;
       sd->index = subchannel_idx;
       sd->subchannel = subchannel;
-      sd->user_data = addresses->addresses[i].user_data;
+      sd->user_data_vtable = addresses->user_data_vtable;
+      sd->user_data =
+          sd->user_data_vtable->copy(addresses->addresses[i].user_data);
       ++subchannel_idx;
       grpc_closure_init(&sd->connectivity_changed_closure,
                         rr_connectivity_changed, sd);
diff --git a/src/core/ext/transport/chttp2/client/secure/secure_channel_create.c b/src/core/ext/transport/chttp2/client/secure/secure_channel_create.c
index 57e1a8e..d0ac72a 100644
--- a/src/core/ext/transport/chttp2/client/secure/secure_channel_create.c
+++ b/src/core/ext/transport/chttp2/client/secure/secure_channel_create.c
@@ -347,7 +347,7 @@
       &exec_ctx, &f->base, target, GRPC_CLIENT_CHANNEL_TYPE_REGULAR, new_args);
   // Clean up.
   GRPC_SECURITY_CONNECTOR_UNREF(&f->security_connector->base,
-                                "client_channel_factory_create_channel");
+                                "secure_client_channel_factory_create_channel");
   grpc_channel_args_destroy(new_args);
   grpc_client_channel_factory_unref(&exec_ctx, &f->base);
   grpc_exec_ctx_finish(&exec_ctx);
diff --git a/src/core/lib/iomgr/endpoint_pair_uv.c b/src/core/lib/iomgr/endpoint_pair_uv.c
index 7941e20..ff24894 100644
--- a/src/core/lib/iomgr/endpoint_pair_uv.c
+++ b/src/core/lib/iomgr/endpoint_pair_uv.c
@@ -41,8 +41,9 @@
 
 #include "src/core/lib/iomgr/endpoint_pair.h"
 
-grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(const char *name,
-                                                   size_t read_slice_size) {
+grpc_endpoint_pair grpc_iomgr_create_endpoint_pair(
+    const char *name, grpc_resource_quota *resource_quota,
+    size_t read_slice_size) {
   grpc_endpoint_pair endpoint_pair;
   // TODO(mlumish): implement this properly under libuv
   GPR_ASSERT(false &&
diff --git a/src/core/lib/iomgr/port.h b/src/core/lib/iomgr/port.h
index c0bb3b5..f1897bb 100644
--- a/src/core/lib/iomgr/port.h
+++ b/src/core/lib/iomgr/port.h
@@ -90,7 +90,6 @@
 #define GRPC_POSIX_SOCKETUTILS
 #endif
 #elif defined(GPR_APPLE)
-#define GRPC_HAVE_IP_PKTINFO 1
 #define GRPC_HAVE_SO_NOSIGPIPE 1
 #define GRPC_HAVE_UNIX_SOCKET 1
 #define GRPC_MSG_IOVLEN_TYPE int
@@ -102,7 +101,6 @@
 #define GRPC_TIMER_USE_GENERIC 1
 #elif defined(GPR_FREEBSD)
 #define GRPC_HAVE_IPV6_RECVPKTINFO 1
-#define GRPC_HAVE_IP_PKTINFO 1
 #define GRPC_HAVE_SO_NOSIGPIPE 1
 #define GRPC_HAVE_UNIX_SOCKET 1
 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1
diff --git a/src/core/lib/iomgr/resource_quota.c b/src/core/lib/iomgr/resource_quota.c
index bfc9058..e39cf28 100644
--- a/src/core/lib/iomgr/resource_quota.c
+++ b/src/core/lib/iomgr/resource_quota.c
@@ -166,8 +166,11 @@
   do {
     if (rq_alloc(exec_ctx, resource_quota)) goto done;
   } while (rq_reclaim_from_per_user_free_pool(exec_ctx, resource_quota));
-  rq_reclaim(exec_ctx, resource_quota, false) ||
-      rq_reclaim(exec_ctx, resource_quota, true);
+
+  if (!rq_reclaim(exec_ctx, resource_quota, false)) {
+    rq_reclaim(exec_ctx, resource_quota, true);
+  }
+
 done:
   grpc_resource_quota_internal_unref(exec_ctx, resource_quota);
 }
diff --git a/src/core/lib/security/transport/security_connector.c b/src/core/lib/security/transport/security_connector.c
index 0eca46e..ebf72a3 100644
--- a/src/core/lib/security/transport/security_connector.c
+++ b/src/core/lib/security/transport/security_connector.c
@@ -210,11 +210,11 @@
 }
 
 static void connector_pointer_arg_destroy(void *p) {
-  GRPC_SECURITY_CONNECTOR_UNREF(p, "connector_pointer_arg");
+  GRPC_SECURITY_CONNECTOR_UNREF(p, "connector_pointer_arg_destroy");
 }
 
 static void *connector_pointer_arg_copy(void *p) {
-  return GRPC_SECURITY_CONNECTOR_REF(p, "connector_pointer_arg");
+  return GRPC_SECURITY_CONNECTOR_REF(p, "connector_pointer_arg_copy");
 }
 
 static int connector_pointer_cmp(void *a, void *b) { return GPR_ICMP(a, b); }
diff --git a/src/core/lib/tsi/ssl_transport_security.c b/src/core/lib/tsi/ssl_transport_security.c
index 749b46e..366dca9 100644
--- a/src/core/lib/tsi/ssl_transport_security.c
+++ b/src/core/lib/tsi/ssl_transport_security.c
@@ -31,9 +31,6 @@
  *
  */
 
-#include "src/core/lib/iomgr/sockaddr.h"
-
-#include "src/core/lib/iomgr/socket_utils.h"
 #include "src/core/lib/tsi/ssl_transport_security.h"
 
 #include <grpc/support/port_platform.h>
@@ -41,6 +38,15 @@
 #include <limits.h>
 #include <string.h>
 
+/* TODO(jboeuf): refactor inet_ntop into a portability header. */
+/* Note: for whomever reads this and tries to refactor this, this
+   can't be in grpc, it has to be in gpr. */
+#ifdef GPR_WINDOWS
+#include <ws2tcpip.h>
+#else
+#include <arpa/inet.h>
+#endif
+
 #include <grpc/support/alloc.h>
 #include <grpc/support/log.h>
 #include <grpc/support/sync.h>
@@ -349,8 +355,8 @@
         result = TSI_INTERNAL_ERROR;
         break;
       }
-      const char *name = grpc_inet_ntop(af, subject_alt_name->d.iPAddress->data,
-                                        ntop_buf, INET6_ADDRSTRLEN);
+      const char *name = inet_ntop(af, subject_alt_name->d.iPAddress->data,
+                                   ntop_buf, INET6_ADDRSTRLEN);
       if (name == NULL) {
         gpr_log(GPR_ERROR, "Could not get IP string from asn1 octet.");
         result = TSI_INTERNAL_ERROR;
diff --git a/src/cpp/common/channel_arguments.cc b/src/cpp/common/channel_arguments.cc
index d136d49..c6cad8e 100644
--- a/src/cpp/common/channel_arguments.cc
+++ b/src/cpp/common/channel_arguments.cc
@@ -121,6 +121,11 @@
                        grpc_resource_quota_arg_vtable());
 }
 
+void ChannelArguments::SetLoadBalancingPolicyName(
+    const grpc::string& lb_policy_name) {
+  SetString(GRPC_ARG_LB_POLICY_NAME, lb_policy_name);
+}
+
 void ChannelArguments::SetInt(const grpc::string& key, int value) {
   grpc_arg arg;
   arg.type = GRPC_ARG_INTEGER;
diff --git a/src/cpp/ext/proto_server_reflection.h b/src/cpp/ext/proto_server_reflection.h
index f66f3c2..be5f062 100644
--- a/src/cpp/ext/proto_server_reflection.h
+++ b/src/cpp/ext/proto_server_reflection.h
@@ -31,31 +31,14 @@
  *
  */
 
-/*
-  - If the generated header `grpc++/ext/reflection.grpc.pb.h` needs to be
-    installed, target `grpc++_reflection` in `build.yaml` should use the
-    filegroup `grpc++_reflection_proto`, and GRPC_NO_GENERATED_CODE should not
-    be defined.
-  - If the server reflection library needs to generate `reflection.grpc.pb.h`
-    from `reflection.proto` at compile time, the generated header
-    `grpc++/ext/reflection.grpc.pb.h` should not be installed. In this case,
-    target `grpc++_reflection` should depend on `grpc++_reflection_codegen`, and
-    GRPC_NO_GENERATED_CODE should be defined.
-*/
-
 #ifndef GRPC_INTERNAL_CPP_EXT_PROTO_SERVER_REFLECTION_H
 #define GRPC_INTERNAL_CPP_EXT_PROTO_SERVER_REFLECTION_H
 
 #include <unordered_set>
 #include <vector>
 
-// GRPC_NO_GENERATED_CODE indicates generated pb files should not be used
-#ifdef GRPC_NO_GENERATED_CODE
-#include "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h"
-#else
-#include <grpc++/ext/reflection.grpc.pb.h>
-#endif  // GRPC_NO_GENERATED_CODE
 #include <grpc++/grpc++.h>
+#include "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h"
 
 namespace grpc {
 
diff --git a/src/cpp/ext/reflection.grpc.pb.cc b/src/cpp/ext/reflection.grpc.pb.cc
deleted file mode 100644
index 8139c8e..0000000
--- a/src/cpp/ext/reflection.grpc.pb.cc
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-
-// Generated by tools/codegen/extensions/gen_reflection_proto.sh
-// If you make any local change, they will be lost.
-// source: reflection.proto
-
-#include <grpc++/ext/reflection.pb.h>
-#include <grpc++/ext/reflection.grpc.pb.h>
-
-#include <grpc++/impl/codegen/async_stream.h>
-#include <grpc++/impl/codegen/async_unary_call.h>
-#include <grpc++/impl/codegen/channel_interface.h>
-#include <grpc++/impl/codegen/client_unary_call.h>
-#include <grpc++/impl/codegen/method_handler_impl.h>
-#include <grpc++/impl/codegen/rpc_service_method.h>
-#include <grpc++/impl/codegen/service_type.h>
-#include <grpc++/impl/codegen/sync_stream.h>
-namespace grpc {
-namespace reflection {
-namespace v1alpha {
-
-static const char* ServerReflection_method_names[] = {
-  "/grpc.reflection.v1alpha.ServerReflection/ServerReflectionInfo",
-};
-
-std::unique_ptr< ServerReflection::Stub> ServerReflection::NewStub(const std::shared_ptr< ::grpc::ChannelInterface>& channel, const ::grpc::StubOptions& options) {
-  std::unique_ptr< ServerReflection::Stub> stub(new ServerReflection::Stub(channel));
-  return stub;
-}
-
-ServerReflection::Stub::Stub(const std::shared_ptr< ::grpc::ChannelInterface>& channel)
-  : channel_(channel), rpcmethod_ServerReflectionInfo_(ServerReflection_method_names[0], ::grpc::RpcMethod::BIDI_STREAMING, channel)
-  {}
-
-::grpc::ClientReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* ServerReflection::Stub::ServerReflectionInfoRaw(::grpc::ClientContext* context) {
-  return new ::grpc::ClientReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>(channel_.get(), rpcmethod_ServerReflectionInfo_, context);
-}
-
-::grpc::ClientAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>* ServerReflection::Stub::AsyncServerReflectionInfoRaw(::grpc::ClientContext* context, ::grpc::CompletionQueue* cq, void* tag) {
-  return new ::grpc::ClientAsyncReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>(channel_.get(), cq, rpcmethod_ServerReflectionInfo_, context, tag);
-}
-
-ServerReflection::Service::Service() {
-  (void)ServerReflection_method_names;
-  AddMethod(new ::grpc::RpcServiceMethod(
-      ServerReflection_method_names[0],
-      ::grpc::RpcMethod::BIDI_STREAMING,
-      new ::grpc::BidiStreamingHandler< ServerReflection::Service, ::grpc::reflection::v1alpha::ServerReflectionRequest, ::grpc::reflection::v1alpha::ServerReflectionResponse>(
-          std::mem_fn(&ServerReflection::Service::ServerReflectionInfo), this)));
-}
-
-ServerReflection::Service::~Service() {
-}
-
-::grpc::Status ServerReflection::Service::ServerReflectionInfo(::grpc::ServerContext* context, ::grpc::ServerReaderWriter< ::grpc::reflection::v1alpha::ServerReflectionResponse, ::grpc::reflection::v1alpha::ServerReflectionRequest>* stream) {
-  (void) context;
-  (void) stream;
-  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, "");
-}
-
-
-}  // namespace grpc
-}  // namespace reflection
-}  // namespace v1alpha
-
diff --git a/src/cpp/ext/reflection.pb.cc b/src/cpp/ext/reflection.pb.cc
deleted file mode 100644
index d75503b..0000000
--- a/src/cpp/ext/reflection.pb.cc
+++ /dev/null
@@ -1,4045 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-
-// Generated by tools/codegen/extensions/gen_reflection_proto.sh
-// source: reflection.proto
-
-#define INTERNAL_SUPPRESS_PROTOBUF_FIELD_DEPRECATION
-#include <grpc++/ext/reflection.pb.h>
-
-#include <algorithm>
-
-#include <google/protobuf/stubs/common.h>
-#include <google/protobuf/stubs/port.h>
-#include <google/protobuf/stubs/once.h>
-#include <google/protobuf/io/coded_stream.h>
-#include <google/protobuf/wire_format_lite_inl.h>
-#include <google/protobuf/descriptor.h>
-#include <google/protobuf/generated_message_reflection.h>
-#include <google/protobuf/reflection_ops.h>
-#include <google/protobuf/wire_format.h>
-// @@protoc_insertion_point(includes)
-
-namespace grpc {
-namespace reflection {
-namespace v1alpha {
-
-namespace {
-
-const ::google::protobuf::Descriptor* ServerReflectionRequest_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ServerReflectionRequest_reflection_ = NULL;
-struct ServerReflectionRequestOneofInstance {
-  ::google::protobuf::internal::ArenaStringPtr file_by_filename_;
-  ::google::protobuf::internal::ArenaStringPtr file_containing_symbol_;
-  const ::grpc::reflection::v1alpha::ExtensionRequest* file_containing_extension_;
-  ::google::protobuf::internal::ArenaStringPtr all_extension_numbers_of_type_;
-  ::google::protobuf::internal::ArenaStringPtr list_services_;
-}* ServerReflectionRequest_default_oneof_instance_ = NULL;
-const ::google::protobuf::Descriptor* ExtensionRequest_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ExtensionRequest_reflection_ = NULL;
-const ::google::protobuf::Descriptor* ServerReflectionResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ServerReflectionResponse_reflection_ = NULL;
-struct ServerReflectionResponseOneofInstance {
-  const ::grpc::reflection::v1alpha::FileDescriptorResponse* file_descriptor_response_;
-  const ::grpc::reflection::v1alpha::ExtensionNumberResponse* all_extension_numbers_response_;
-  const ::grpc::reflection::v1alpha::ListServiceResponse* list_services_response_;
-  const ::grpc::reflection::v1alpha::ErrorResponse* error_response_;
-}* ServerReflectionResponse_default_oneof_instance_ = NULL;
-const ::google::protobuf::Descriptor* FileDescriptorResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  FileDescriptorResponse_reflection_ = NULL;
-const ::google::protobuf::Descriptor* ExtensionNumberResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ExtensionNumberResponse_reflection_ = NULL;
-const ::google::protobuf::Descriptor* ListServiceResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ListServiceResponse_reflection_ = NULL;
-const ::google::protobuf::Descriptor* ServiceResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ServiceResponse_reflection_ = NULL;
-const ::google::protobuf::Descriptor* ErrorResponse_descriptor_ = NULL;
-const ::google::protobuf::internal::GeneratedMessageReflection*
-  ErrorResponse_reflection_ = NULL;
-
-}  // namespace
-
-
-void protobuf_AssignDesc_reflection_2eproto() GOOGLE_ATTRIBUTE_COLD;
-void protobuf_AssignDesc_reflection_2eproto() {
-  protobuf_AddDesc_reflection_2eproto();
-  const ::google::protobuf::FileDescriptor* file =
-    ::google::protobuf::DescriptorPool::generated_pool()->FindFileByName(
-      "reflection.proto");
-  GOOGLE_CHECK(file != NULL);
-  ServerReflectionRequest_descriptor_ = file->message_type(0);
-  static const int ServerReflectionRequest_offsets_[7] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionRequest, host_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionRequest_default_oneof_instance_, file_by_filename_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionRequest_default_oneof_instance_, file_containing_symbol_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionRequest_default_oneof_instance_, file_containing_extension_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionRequest_default_oneof_instance_, all_extension_numbers_of_type_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionRequest_default_oneof_instance_, list_services_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionRequest, message_request_),
-  };
-  ServerReflectionRequest_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ServerReflectionRequest_descriptor_,
-      ServerReflectionRequest::internal_default_instance(),
-      ServerReflectionRequest_offsets_,
-      -1,
-      -1,
-      -1,
-      ServerReflectionRequest_default_oneof_instance_,
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionRequest, _oneof_case_[0]),
-      sizeof(ServerReflectionRequest),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionRequest, _internal_metadata_));
-  ExtensionRequest_descriptor_ = file->message_type(1);
-  static const int ExtensionRequest_offsets_[2] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionRequest, containing_type_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionRequest, extension_number_),
-  };
-  ExtensionRequest_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ExtensionRequest_descriptor_,
-      ExtensionRequest::internal_default_instance(),
-      ExtensionRequest_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(ExtensionRequest),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionRequest, _internal_metadata_));
-  ServerReflectionResponse_descriptor_ = file->message_type(2);
-  static const int ServerReflectionResponse_offsets_[7] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionResponse, valid_host_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionResponse, original_request_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionResponse_default_oneof_instance_, file_descriptor_response_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionResponse_default_oneof_instance_, all_extension_numbers_response_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionResponse_default_oneof_instance_, list_services_response_),
-    PROTO2_GENERATED_DEFAULT_ONEOF_FIELD_OFFSET(ServerReflectionResponse_default_oneof_instance_, error_response_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionResponse, message_response_),
-  };
-  ServerReflectionResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ServerReflectionResponse_descriptor_,
-      ServerReflectionResponse::internal_default_instance(),
-      ServerReflectionResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      ServerReflectionResponse_default_oneof_instance_,
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionResponse, _oneof_case_[0]),
-      sizeof(ServerReflectionResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServerReflectionResponse, _internal_metadata_));
-  FileDescriptorResponse_descriptor_ = file->message_type(3);
-  static const int FileDescriptorResponse_offsets_[1] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileDescriptorResponse, file_descriptor_proto_),
-  };
-  FileDescriptorResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      FileDescriptorResponse_descriptor_,
-      FileDescriptorResponse::internal_default_instance(),
-      FileDescriptorResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(FileDescriptorResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileDescriptorResponse, _internal_metadata_));
-  ExtensionNumberResponse_descriptor_ = file->message_type(4);
-  static const int ExtensionNumberResponse_offsets_[2] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionNumberResponse, base_type_name_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionNumberResponse, extension_number_),
-  };
-  ExtensionNumberResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ExtensionNumberResponse_descriptor_,
-      ExtensionNumberResponse::internal_default_instance(),
-      ExtensionNumberResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(ExtensionNumberResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ExtensionNumberResponse, _internal_metadata_));
-  ListServiceResponse_descriptor_ = file->message_type(5);
-  static const int ListServiceResponse_offsets_[1] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ListServiceResponse, service_),
-  };
-  ListServiceResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ListServiceResponse_descriptor_,
-      ListServiceResponse::internal_default_instance(),
-      ListServiceResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(ListServiceResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ListServiceResponse, _internal_metadata_));
-  ServiceResponse_descriptor_ = file->message_type(6);
-  static const int ServiceResponse_offsets_[1] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServiceResponse, name_),
-  };
-  ServiceResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ServiceResponse_descriptor_,
-      ServiceResponse::internal_default_instance(),
-      ServiceResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(ServiceResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ServiceResponse, _internal_metadata_));
-  ErrorResponse_descriptor_ = file->message_type(7);
-  static const int ErrorResponse_offsets_[2] = {
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ErrorResponse, error_code_),
-    GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ErrorResponse, error_message_),
-  };
-  ErrorResponse_reflection_ =
-    ::google::protobuf::internal::GeneratedMessageReflection::NewGeneratedMessageReflection(
-      ErrorResponse_descriptor_,
-      ErrorResponse::internal_default_instance(),
-      ErrorResponse_offsets_,
-      -1,
-      -1,
-      -1,
-      sizeof(ErrorResponse),
-      GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(ErrorResponse, _internal_metadata_));
-}
-
-namespace {
-
-GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_AssignDescriptors_once_);
-void protobuf_AssignDescriptorsOnce() {
-  ::google::protobuf::GoogleOnceInit(&protobuf_AssignDescriptors_once_,
-                 &protobuf_AssignDesc_reflection_2eproto);
-}
-
-void protobuf_RegisterTypes(const ::std::string&) GOOGLE_ATTRIBUTE_COLD;
-void protobuf_RegisterTypes(const ::std::string&) {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ServerReflectionRequest_descriptor_, ServerReflectionRequest::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ExtensionRequest_descriptor_, ExtensionRequest::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ServerReflectionResponse_descriptor_, ServerReflectionResponse::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      FileDescriptorResponse_descriptor_, FileDescriptorResponse::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ExtensionNumberResponse_descriptor_, ExtensionNumberResponse::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ListServiceResponse_descriptor_, ListServiceResponse::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ServiceResponse_descriptor_, ServiceResponse::internal_default_instance());
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedMessage(
-      ErrorResponse_descriptor_, ErrorResponse::internal_default_instance());
-}
-
-}  // namespace
-
-void protobuf_ShutdownFile_reflection_2eproto() {
-  ServerReflectionRequest_default_instance_.Shutdown();
-  delete ServerReflectionRequest_default_oneof_instance_;
-  delete ServerReflectionRequest_reflection_;
-  ExtensionRequest_default_instance_.Shutdown();
-  delete ExtensionRequest_reflection_;
-  ServerReflectionResponse_default_instance_.Shutdown();
-  delete ServerReflectionResponse_default_oneof_instance_;
-  delete ServerReflectionResponse_reflection_;
-  FileDescriptorResponse_default_instance_.Shutdown();
-  delete FileDescriptorResponse_reflection_;
-  ExtensionNumberResponse_default_instance_.Shutdown();
-  delete ExtensionNumberResponse_reflection_;
-  ListServiceResponse_default_instance_.Shutdown();
-  delete ListServiceResponse_reflection_;
-  ServiceResponse_default_instance_.Shutdown();
-  delete ServiceResponse_reflection_;
-  ErrorResponse_default_instance_.Shutdown();
-  delete ErrorResponse_reflection_;
-}
-
-void protobuf_InitDefaults_reflection_2eproto_impl() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  ::google::protobuf::internal::GetEmptyString();
-  ServerReflectionRequest_default_instance_.DefaultConstruct();
-  ServerReflectionRequest_default_oneof_instance_ = new ServerReflectionRequestOneofInstance();
-  ::google::protobuf::internal::GetEmptyString();
-  ExtensionRequest_default_instance_.DefaultConstruct();
-  ::google::protobuf::internal::GetEmptyString();
-  ServerReflectionResponse_default_instance_.DefaultConstruct();
-  ServerReflectionResponse_default_oneof_instance_ = new ServerReflectionResponseOneofInstance();
-  ::google::protobuf::internal::GetEmptyString();
-  FileDescriptorResponse_default_instance_.DefaultConstruct();
-  ::google::protobuf::internal::GetEmptyString();
-  ExtensionNumberResponse_default_instance_.DefaultConstruct();
-  ListServiceResponse_default_instance_.DefaultConstruct();
-  ::google::protobuf::internal::GetEmptyString();
-  ServiceResponse_default_instance_.DefaultConstruct();
-  ::google::protobuf::internal::GetEmptyString();
-  ErrorResponse_default_instance_.DefaultConstruct();
-  ServerReflectionRequest_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ExtensionRequest_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ServerReflectionResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-  FileDescriptorResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ExtensionNumberResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ListServiceResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ServiceResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-  ErrorResponse_default_instance_.get_mutable()->InitAsDefaultInstance();
-}
-
-GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_InitDefaults_reflection_2eproto_once_);
-void protobuf_InitDefaults_reflection_2eproto() {
-  ::google::protobuf::GoogleOnceInit(&protobuf_InitDefaults_reflection_2eproto_once_,
-                 &protobuf_InitDefaults_reflection_2eproto_impl);
-}
-void protobuf_AddDesc_reflection_2eproto_impl() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  protobuf_InitDefaults_reflection_2eproto();
-  ::google::protobuf::DescriptorPool::InternalAddGeneratedFile(
-    "\n\020reflection.proto\022\027grpc.reflection.v1al"
-    "pha\"\212\002\n\027ServerReflectionRequest\022\014\n\004host\030"
-    "\001 \001(\t\022\032\n\020file_by_filename\030\003 \001(\tH\000\022 \n\026fil"
-    "e_containing_symbol\030\004 \001(\tH\000\022N\n\031file_cont"
-    "aining_extension\030\005 \001(\0132).grpc.reflection"
-    ".v1alpha.ExtensionRequestH\000\022\'\n\035all_exten"
-    "sion_numbers_of_type\030\006 \001(\tH\000\022\027\n\rlist_ser"
-    "vices\030\007 \001(\tH\000B\021\n\017message_request\"E\n\020Exte"
-    "nsionRequest\022\027\n\017containing_type\030\001 \001(\t\022\030\n"
-    "\020extension_number\030\002 \001(\005\"\321\003\n\030ServerReflec"
-    "tionResponse\022\022\n\nvalid_host\030\001 \001(\t\022J\n\020orig"
-    "inal_request\030\002 \001(\01320.grpc.reflection.v1a"
-    "lpha.ServerReflectionRequest\022S\n\030file_des"
-    "criptor_response\030\004 \001(\0132/.grpc.reflection"
-    ".v1alpha.FileDescriptorResponseH\000\022Z\n\036all"
-    "_extension_numbers_response\030\005 \001(\01320.grpc"
-    ".reflection.v1alpha.ExtensionNumberRespo"
-    "nseH\000\022N\n\026list_services_response\030\006 \001(\0132,."
-    "grpc.reflection.v1alpha.ListServiceRespo"
-    "nseH\000\022@\n\016error_response\030\007 \001(\0132&.grpc.ref"
-    "lection.v1alpha.ErrorResponseH\000B\022\n\020messa"
-    "ge_response\"7\n\026FileDescriptorResponse\022\035\n"
-    "\025file_descriptor_proto\030\001 \003(\014\"K\n\027Extensio"
-    "nNumberResponse\022\026\n\016base_type_name\030\001 \001(\t\022"
-    "\030\n\020extension_number\030\002 \003(\005\"P\n\023ListService"
-    "Response\0229\n\007service\030\001 \003(\0132(.grpc.reflect"
-    "ion.v1alpha.ServiceResponse\"\037\n\017ServiceRe"
-    "sponse\022\014\n\004name\030\001 \001(\t\":\n\rErrorResponse\022\022\n"
-    "\nerror_code\030\001 \001(\005\022\025\n\rerror_message\030\002 \001(\t"
-    "2\223\001\n\020ServerReflection\022\177\n\024ServerReflectio"
-    "nInfo\0220.grpc.reflection.v1alpha.ServerRe"
-    "flectionRequest\0321.grpc.reflection.v1alph"
-    "a.ServerReflectionResponse(\0010\001b\006proto3", 1318);
-  ::google::protobuf::MessageFactory::InternalRegisterGeneratedFile(
-    "reflection.proto", &protobuf_RegisterTypes);
-  ::google::protobuf::internal::OnShutdown(&protobuf_ShutdownFile_reflection_2eproto);
-}
-
-GOOGLE_PROTOBUF_DECLARE_ONCE(protobuf_AddDesc_reflection_2eproto_once_);
-void protobuf_AddDesc_reflection_2eproto() {
-  ::google::protobuf::GoogleOnceInit(&protobuf_AddDesc_reflection_2eproto_once_,
-                 &protobuf_AddDesc_reflection_2eproto_impl);
-}
-// Force AddDescriptors() to be called at static initialization time.
-struct StaticDescriptorInitializer_reflection_2eproto {
-  StaticDescriptorInitializer_reflection_2eproto() {
-    protobuf_AddDesc_reflection_2eproto();
-  }
-} static_descriptor_initializer_reflection_2eproto_;
-
-namespace {
-
-static void MergeFromFail(int line) GOOGLE_ATTRIBUTE_COLD GOOGLE_ATTRIBUTE_NORETURN;
-static void MergeFromFail(int line) {
-  ::google::protobuf::internal::MergeFromFail(__FILE__, line);
-}
-
-}  // namespace
-
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ServerReflectionRequest::kHostFieldNumber;
-const int ServerReflectionRequest::kFileByFilenameFieldNumber;
-const int ServerReflectionRequest::kFileContainingSymbolFieldNumber;
-const int ServerReflectionRequest::kFileContainingExtensionFieldNumber;
-const int ServerReflectionRequest::kAllExtensionNumbersOfTypeFieldNumber;
-const int ServerReflectionRequest::kListServicesFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ServerReflectionRequest::ServerReflectionRequest()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ServerReflectionRequest)
-}
-
-void ServerReflectionRequest::InitAsDefaultInstance() {
-  ServerReflectionRequest_default_oneof_instance_->file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  ServerReflectionRequest_default_oneof_instance_->file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  ServerReflectionRequest_default_oneof_instance_->file_containing_extension_ = const_cast< ::grpc::reflection::v1alpha::ExtensionRequest*>(
-      ::grpc::reflection::v1alpha::ExtensionRequest::internal_default_instance());
-  ServerReflectionRequest_default_oneof_instance_->all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  ServerReflectionRequest_default_oneof_instance_->list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-ServerReflectionRequest::ServerReflectionRequest(const ServerReflectionRequest& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ServerReflectionRequest)
-}
-
-void ServerReflectionRequest::SharedCtor() {
-  host_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  clear_has_message_request();
-  _cached_size_ = 0;
-}
-
-ServerReflectionRequest::~ServerReflectionRequest() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ServerReflectionRequest)
-  SharedDtor();
-}
-
-void ServerReflectionRequest::SharedDtor() {
-  host_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  if (has_message_request()) {
-    clear_message_request();
-  }
-}
-
-void ServerReflectionRequest::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ServerReflectionRequest::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ServerReflectionRequest_descriptor_;
-}
-
-const ServerReflectionRequest& ServerReflectionRequest::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ServerReflectionRequest> ServerReflectionRequest_default_instance_;
-
-ServerReflectionRequest* ServerReflectionRequest::New(::google::protobuf::Arena* arena) const {
-  ServerReflectionRequest* n = new ServerReflectionRequest;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ServerReflectionRequest::clear_message_request() {
-// @@protoc_insertion_point(one_of_clear_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  switch (message_request_case()) {
-    case kFileByFilename: {
-      message_request_.file_by_filename_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-      break;
-    }
-    case kFileContainingSymbol: {
-      message_request_.file_containing_symbol_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-      break;
-    }
-    case kFileContainingExtension: {
-      delete message_request_.file_containing_extension_;
-      break;
-    }
-    case kAllExtensionNumbersOfType: {
-      message_request_.all_extension_numbers_of_type_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-      break;
-    }
-    case kListServices: {
-      message_request_.list_services_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-      break;
-    }
-    case MESSAGE_REQUEST_NOT_SET: {
-      break;
-    }
-  }
-  _oneof_case_[0] = MESSAGE_REQUEST_NOT_SET;
-}
-
-
-void ServerReflectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  clear_message_request();
-}
-
-bool ServerReflectionRequest::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional string host = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_host()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->host().data(), this->host().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionRequest.host"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(26)) goto parse_file_by_filename;
-        break;
-      }
-
-      // optional string file_by_filename = 3;
-      case 3: {
-        if (tag == 26) {
-         parse_file_by_filename:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_file_by_filename()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->file_by_filename().data(), this->file_by_filename().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename"));
-        } else {
-          goto handle_unusual;
-        }
-        goto after_list_services;
-        break;
-      }
-
-      // optional string file_containing_symbol = 4;
-      case 4: {
-        if (tag == 34) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_file_containing_symbol()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->file_containing_symbol().data(), this->file_containing_symbol().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol"));
-        } else {
-          goto handle_unusual;
-        }
-        goto after_list_services;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-      case 5: {
-        if (tag == 42) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_file_containing_extension()));
-        } else {
-          goto handle_unusual;
-        }
-        goto after_list_services;
-        break;
-      }
-
-      // optional string all_extension_numbers_of_type = 6;
-      case 6: {
-        if (tag == 50) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_all_extension_numbers_of_type()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->all_extension_numbers_of_type().data(), this->all_extension_numbers_of_type().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(58)) goto parse_list_services;
-        break;
-      }
-
-      // optional string list_services = 7;
-      case 7: {
-        if (tag == 58) {
-         parse_list_services:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_list_services()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->list_services().data(), this->list_services().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionRequest.list_services"));
-        } else {
-          goto handle_unusual;
-        }
-       after_list_services:
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ServerReflectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ServerReflectionRequest)
-  return false;
-#undef DO_
-}
-
-void ServerReflectionRequest::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  // optional string host = 1;
-  if (this->host().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->host().data(), this->host().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.host");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->host(), output);
-  }
-
-  // optional string file_by_filename = 3;
-  if (has_file_by_filename()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->file_by_filename().data(), this->file_by_filename().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->file_by_filename(), output);
-  }
-
-  // optional string file_containing_symbol = 4;
-  if (has_file_containing_symbol()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->file_containing_symbol().data(), this->file_containing_symbol().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->file_containing_symbol(), output);
-  }
-
-  // optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-  if (has_file_containing_extension()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      5, *message_request_.file_containing_extension_, output);
-  }
-
-  // optional string all_extension_numbers_of_type = 6;
-  if (has_all_extension_numbers_of_type()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->all_extension_numbers_of_type().data(), this->all_extension_numbers_of_type().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      6, this->all_extension_numbers_of_type(), output);
-  }
-
-  // optional string list_services = 7;
-  if (has_list_services()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->list_services().data(), this->list_services().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.list_services");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      7, this->list_services(), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ServerReflectionRequest)
-}
-
-::google::protobuf::uint8* ServerReflectionRequest::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  // optional string host = 1;
-  if (this->host().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->host().data(), this->host().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.host");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        1, this->host(), target);
-  }
-
-  // optional string file_by_filename = 3;
-  if (has_file_by_filename()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->file_by_filename().data(), this->file_by_filename().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        3, this->file_by_filename(), target);
-  }
-
-  // optional string file_containing_symbol = 4;
-  if (has_file_containing_symbol()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->file_containing_symbol().data(), this->file_containing_symbol().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        4, this->file_containing_symbol(), target);
-  }
-
-  // optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-  if (has_file_containing_extension()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        5, *message_request_.file_containing_extension_, false, target);
-  }
-
-  // optional string all_extension_numbers_of_type = 6;
-  if (has_all_extension_numbers_of_type()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->all_extension_numbers_of_type().data(), this->all_extension_numbers_of_type().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        6, this->all_extension_numbers_of_type(), target);
-  }
-
-  // optional string list_services = 7;
-  if (has_list_services()) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->list_services().data(), this->list_services().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionRequest.list_services");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        7, this->list_services(), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ServerReflectionRequest)
-  return target;
-}
-
-size_t ServerReflectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  size_t total_size = 0;
-
-  // optional string host = 1;
-  if (this->host().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->host());
-  }
-
-  switch (message_request_case()) {
-    // optional string file_by_filename = 3;
-    case kFileByFilename: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::StringSize(
-          this->file_by_filename());
-      break;
-    }
-    // optional string file_containing_symbol = 4;
-    case kFileContainingSymbol: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::StringSize(
-          this->file_containing_symbol());
-      break;
-    }
-    // optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-    case kFileContainingExtension: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          *message_request_.file_containing_extension_);
-      break;
-    }
-    // optional string all_extension_numbers_of_type = 6;
-    case kAllExtensionNumbersOfType: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::StringSize(
-          this->all_extension_numbers_of_type());
-      break;
-    }
-    // optional string list_services = 7;
-    case kListServices: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::StringSize(
-          this->list_services());
-      break;
-    }
-    case MESSAGE_REQUEST_NOT_SET: {
-      break;
-    }
-  }
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ServerReflectionRequest::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ServerReflectionRequest* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ServerReflectionRequest>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ServerReflectionRequest)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ServerReflectionRequest)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ServerReflectionRequest::MergeFrom(const ServerReflectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ServerReflectionRequest::UnsafeMergeFrom(const ServerReflectionRequest& from) {
-  GOOGLE_DCHECK(&from != this);
-  switch (from.message_request_case()) {
-    case kFileByFilename: {
-      set_file_by_filename(from.file_by_filename());
-      break;
-    }
-    case kFileContainingSymbol: {
-      set_file_containing_symbol(from.file_containing_symbol());
-      break;
-    }
-    case kFileContainingExtension: {
-      mutable_file_containing_extension()->::grpc::reflection::v1alpha::ExtensionRequest::MergeFrom(from.file_containing_extension());
-      break;
-    }
-    case kAllExtensionNumbersOfType: {
-      set_all_extension_numbers_of_type(from.all_extension_numbers_of_type());
-      break;
-    }
-    case kListServices: {
-      set_list_services(from.list_services());
-      break;
-    }
-    case MESSAGE_REQUEST_NOT_SET: {
-      break;
-    }
-  }
-  if (from.host().size() > 0) {
-
-    host_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.host_);
-  }
-}
-
-void ServerReflectionRequest::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ServerReflectionRequest::CopyFrom(const ServerReflectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ServerReflectionRequest)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ServerReflectionRequest::IsInitialized() const {
-
-  return true;
-}
-
-void ServerReflectionRequest::Swap(ServerReflectionRequest* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ServerReflectionRequest::InternalSwap(ServerReflectionRequest* other) {
-  host_.Swap(&other->host_);
-  std::swap(message_request_, other->message_request_);
-  std::swap(_oneof_case_[0], other->_oneof_case_[0]);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ServerReflectionRequest::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ServerReflectionRequest_descriptor_;
-  metadata.reflection = ServerReflectionRequest_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ServerReflectionRequest
-
-// optional string host = 1;
-void ServerReflectionRequest::clear_host() {
-  host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ServerReflectionRequest::host() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  return host_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServerReflectionRequest::set_host(const ::std::string& value) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-void ServerReflectionRequest::set_host(const char* value) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-void ServerReflectionRequest::set_host(const char* value, size_t size) {
-  
-  host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-::std::string* ServerReflectionRequest::mutable_host() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  return host_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionRequest::release_host() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-  
-  return host_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServerReflectionRequest::set_allocated_host(::std::string* host) {
-  if (host != NULL) {
-    
-  } else {
-    
-  }
-  host_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), host);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.host)
-}
-
-// optional string file_by_filename = 3;
-bool ServerReflectionRequest::has_file_by_filename() const {
-  return message_request_case() == kFileByFilename;
-}
-void ServerReflectionRequest::set_has_file_by_filename() {
-  _oneof_case_[0] = kFileByFilename;
-}
-void ServerReflectionRequest::clear_file_by_filename() {
-  if (has_file_by_filename()) {
-    message_request_.file_by_filename_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-const ::std::string& ServerReflectionRequest::file_by_filename() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (has_file_by_filename()) {
-    return message_request_.file_by_filename_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-void ServerReflectionRequest::set_file_by_filename(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-void ServerReflectionRequest::set_file_by_filename(const char* value) {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-void ServerReflectionRequest::set_file_by_filename(const char* value, size_t size) {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_by_filename_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-::std::string* ServerReflectionRequest::mutable_file_by_filename() {
-  if (!has_file_by_filename()) {
-    clear_message_request();
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  return message_request_.file_by_filename_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionRequest::release_file_by_filename() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-  if (has_file_by_filename()) {
-    clear_has_message_request();
-    return message_request_.file_by_filename_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionRequest::set_allocated_file_by_filename(::std::string* file_by_filename) {
-  if (!has_file_by_filename()) {
-    message_request_.file_by_filename_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (file_by_filename != NULL) {
-    set_has_file_by_filename();
-    message_request_.file_by_filename_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        file_by_filename);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_by_filename)
-}
-
-// optional string file_containing_symbol = 4;
-bool ServerReflectionRequest::has_file_containing_symbol() const {
-  return message_request_case() == kFileContainingSymbol;
-}
-void ServerReflectionRequest::set_has_file_containing_symbol() {
-  _oneof_case_[0] = kFileContainingSymbol;
-}
-void ServerReflectionRequest::clear_file_containing_symbol() {
-  if (has_file_containing_symbol()) {
-    message_request_.file_containing_symbol_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-const ::std::string& ServerReflectionRequest::file_containing_symbol() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (has_file_containing_symbol()) {
-    return message_request_.file_containing_symbol_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-void ServerReflectionRequest::set_file_containing_symbol(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-void ServerReflectionRequest::set_file_containing_symbol(const char* value) {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-void ServerReflectionRequest::set_file_containing_symbol(const char* value, size_t size) {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.file_containing_symbol_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-::std::string* ServerReflectionRequest::mutable_file_containing_symbol() {
-  if (!has_file_containing_symbol()) {
-    clear_message_request();
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  return message_request_.file_containing_symbol_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionRequest::release_file_containing_symbol() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-  if (has_file_containing_symbol()) {
-    clear_has_message_request();
-    return message_request_.file_containing_symbol_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionRequest::set_allocated_file_containing_symbol(::std::string* file_containing_symbol) {
-  if (!has_file_containing_symbol()) {
-    message_request_.file_containing_symbol_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (file_containing_symbol != NULL) {
-    set_has_file_containing_symbol();
-    message_request_.file_containing_symbol_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        file_containing_symbol);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_symbol)
-}
-
-// optional .grpc.reflection.v1alpha.ExtensionRequest file_containing_extension = 5;
-bool ServerReflectionRequest::has_file_containing_extension() const {
-  return message_request_case() == kFileContainingExtension;
-}
-void ServerReflectionRequest::set_has_file_containing_extension() {
-  _oneof_case_[0] = kFileContainingExtension;
-}
-void ServerReflectionRequest::clear_file_containing_extension() {
-  if (has_file_containing_extension()) {
-    delete message_request_.file_containing_extension_;
-    clear_has_message_request();
-  }
-}
- const ::grpc::reflection::v1alpha::ExtensionRequest& ServerReflectionRequest::file_containing_extension() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  return has_file_containing_extension()
-      ? *message_request_.file_containing_extension_
-      : ::grpc::reflection::v1alpha::ExtensionRequest::default_instance();
-}
-::grpc::reflection::v1alpha::ExtensionRequest* ServerReflectionRequest::mutable_file_containing_extension() {
-  if (!has_file_containing_extension()) {
-    clear_message_request();
-    set_has_file_containing_extension();
-    message_request_.file_containing_extension_ = new ::grpc::reflection::v1alpha::ExtensionRequest;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  return message_request_.file_containing_extension_;
-}
-::grpc::reflection::v1alpha::ExtensionRequest* ServerReflectionRequest::release_file_containing_extension() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-  if (has_file_containing_extension()) {
-    clear_has_message_request();
-    ::grpc::reflection::v1alpha::ExtensionRequest* temp = message_request_.file_containing_extension_;
-    message_request_.file_containing_extension_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionRequest::set_allocated_file_containing_extension(::grpc::reflection::v1alpha::ExtensionRequest* file_containing_extension) {
-  clear_message_request();
-  if (file_containing_extension) {
-    set_has_file_containing_extension();
-    message_request_.file_containing_extension_ = file_containing_extension;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.file_containing_extension)
-}
-
-// optional string all_extension_numbers_of_type = 6;
-bool ServerReflectionRequest::has_all_extension_numbers_of_type() const {
-  return message_request_case() == kAllExtensionNumbersOfType;
-}
-void ServerReflectionRequest::set_has_all_extension_numbers_of_type() {
-  _oneof_case_[0] = kAllExtensionNumbersOfType;
-}
-void ServerReflectionRequest::clear_all_extension_numbers_of_type() {
-  if (has_all_extension_numbers_of_type()) {
-    message_request_.all_extension_numbers_of_type_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-const ::std::string& ServerReflectionRequest::all_extension_numbers_of_type() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (has_all_extension_numbers_of_type()) {
-    return message_request_.all_extension_numbers_of_type_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-void ServerReflectionRequest::set_all_extension_numbers_of_type(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-void ServerReflectionRequest::set_all_extension_numbers_of_type(const char* value) {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-void ServerReflectionRequest::set_all_extension_numbers_of_type(const char* value, size_t size) {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.all_extension_numbers_of_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-::std::string* ServerReflectionRequest::mutable_all_extension_numbers_of_type() {
-  if (!has_all_extension_numbers_of_type()) {
-    clear_message_request();
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  return message_request_.all_extension_numbers_of_type_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionRequest::release_all_extension_numbers_of_type() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-  if (has_all_extension_numbers_of_type()) {
-    clear_has_message_request();
-    return message_request_.all_extension_numbers_of_type_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionRequest::set_allocated_all_extension_numbers_of_type(::std::string* all_extension_numbers_of_type) {
-  if (!has_all_extension_numbers_of_type()) {
-    message_request_.all_extension_numbers_of_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (all_extension_numbers_of_type != NULL) {
-    set_has_all_extension_numbers_of_type();
-    message_request_.all_extension_numbers_of_type_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        all_extension_numbers_of_type);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.all_extension_numbers_of_type)
-}
-
-// optional string list_services = 7;
-bool ServerReflectionRequest::has_list_services() const {
-  return message_request_case() == kListServices;
-}
-void ServerReflectionRequest::set_has_list_services() {
-  _oneof_case_[0] = kListServices;
-}
-void ServerReflectionRequest::clear_list_services() {
-  if (has_list_services()) {
-    message_request_.list_services_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-    clear_has_message_request();
-  }
-}
-const ::std::string& ServerReflectionRequest::list_services() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (has_list_services()) {
-    return message_request_.list_services_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  return *&::google::protobuf::internal::GetEmptyStringAlreadyInited();
-}
-void ServerReflectionRequest::set_list_services(const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-void ServerReflectionRequest::set_list_services(const char* value) {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-void ServerReflectionRequest::set_list_services(const char* value, size_t size) {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  message_request_.list_services_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(
-      reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-::std::string* ServerReflectionRequest::mutable_list_services() {
-  if (!has_list_services()) {
-    clear_message_request();
-    set_has_list_services();
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  return message_request_.list_services_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionRequest::release_list_services() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-  if (has_list_services()) {
-    clear_has_message_request();
-    return message_request_.list_services_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionRequest::set_allocated_list_services(::std::string* list_services) {
-  if (!has_list_services()) {
-    message_request_.list_services_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  }
-  clear_message_request();
-  if (list_services != NULL) {
-    set_has_list_services();
-    message_request_.list_services_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-        list_services);
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionRequest.list_services)
-}
-
-bool ServerReflectionRequest::has_message_request() const {
-  return message_request_case() != MESSAGE_REQUEST_NOT_SET;
-}
-void ServerReflectionRequest::clear_has_message_request() {
-  _oneof_case_[0] = MESSAGE_REQUEST_NOT_SET;
-}
-ServerReflectionRequest::MessageRequestCase ServerReflectionRequest::message_request_case() const {
-  return ServerReflectionRequest::MessageRequestCase(_oneof_case_[0]);
-}
-inline const ServerReflectionRequest* ServerReflectionRequest::internal_default_instance() {
-  return &ServerReflectionRequest_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ExtensionRequest::kContainingTypeFieldNumber;
-const int ExtensionRequest::kExtensionNumberFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ExtensionRequest::ExtensionRequest()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ExtensionRequest)
-}
-
-void ExtensionRequest::InitAsDefaultInstance() {
-}
-
-ExtensionRequest::ExtensionRequest(const ExtensionRequest& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ExtensionRequest)
-}
-
-void ExtensionRequest::SharedCtor() {
-  containing_type_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  extension_number_ = 0;
-  _cached_size_ = 0;
-}
-
-ExtensionRequest::~ExtensionRequest() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ExtensionRequest)
-  SharedDtor();
-}
-
-void ExtensionRequest::SharedDtor() {
-  containing_type_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-void ExtensionRequest::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ExtensionRequest::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ExtensionRequest_descriptor_;
-}
-
-const ExtensionRequest& ExtensionRequest::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ExtensionRequest> ExtensionRequest_default_instance_;
-
-ExtensionRequest* ExtensionRequest::New(::google::protobuf::Arena* arena) const {
-  ExtensionRequest* n = new ExtensionRequest;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ExtensionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ExtensionRequest)
-  containing_type_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  extension_number_ = 0;
-}
-
-bool ExtensionRequest::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ExtensionRequest)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional string containing_type = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_containing_type()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->containing_type().data(), this->containing_type().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ExtensionRequest.containing_type"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(16)) goto parse_extension_number;
-        break;
-      }
-
-      // optional int32 extension_number = 2;
-      case 2: {
-        if (tag == 16) {
-         parse_extension_number:
-
-          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
-                   ::google::protobuf::int32, ::google::protobuf::internal::WireFormatLite::TYPE_INT32>(
-                 input, &extension_number_)));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ExtensionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ExtensionRequest)
-  return false;
-#undef DO_
-}
-
-void ExtensionRequest::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ExtensionRequest)
-  // optional string containing_type = 1;
-  if (this->containing_type().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->containing_type().data(), this->containing_type().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ExtensionRequest.containing_type");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->containing_type(), output);
-  }
-
-  // optional int32 extension_number = 2;
-  if (this->extension_number() != 0) {
-    ::google::protobuf::internal::WireFormatLite::WriteInt32(2, this->extension_number(), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ExtensionRequest)
-}
-
-::google::protobuf::uint8* ExtensionRequest::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ExtensionRequest)
-  // optional string containing_type = 1;
-  if (this->containing_type().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->containing_type().data(), this->containing_type().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ExtensionRequest.containing_type");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        1, this->containing_type(), target);
-  }
-
-  // optional int32 extension_number = 2;
-  if (this->extension_number() != 0) {
-    target = ::google::protobuf::internal::WireFormatLite::WriteInt32ToArray(2, this->extension_number(), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ExtensionRequest)
-  return target;
-}
-
-size_t ExtensionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ExtensionRequest)
-  size_t total_size = 0;
-
-  // optional string containing_type = 1;
-  if (this->containing_type().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->containing_type());
-  }
-
-  // optional int32 extension_number = 2;
-  if (this->extension_number() != 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::Int32Size(
-        this->extension_number());
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ExtensionRequest::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ExtensionRequest)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ExtensionRequest* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ExtensionRequest>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ExtensionRequest)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ExtensionRequest)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ExtensionRequest::MergeFrom(const ExtensionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ExtensionRequest)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ExtensionRequest::UnsafeMergeFrom(const ExtensionRequest& from) {
-  GOOGLE_DCHECK(&from != this);
-  if (from.containing_type().size() > 0) {
-
-    containing_type_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.containing_type_);
-  }
-  if (from.extension_number() != 0) {
-    set_extension_number(from.extension_number());
-  }
-}
-
-void ExtensionRequest::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ExtensionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ExtensionRequest::CopyFrom(const ExtensionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ExtensionRequest)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ExtensionRequest::IsInitialized() const {
-
-  return true;
-}
-
-void ExtensionRequest::Swap(ExtensionRequest* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ExtensionRequest::InternalSwap(ExtensionRequest* other) {
-  containing_type_.Swap(&other->containing_type_);
-  std::swap(extension_number_, other->extension_number_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ExtensionRequest::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ExtensionRequest_descriptor_;
-  metadata.reflection = ExtensionRequest_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ExtensionRequest
-
-// optional string containing_type = 1;
-void ExtensionRequest::clear_containing_type() {
-  containing_type_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ExtensionRequest::containing_type() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  return containing_type_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ExtensionRequest::set_containing_type(const ::std::string& value) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-void ExtensionRequest::set_containing_type(const char* value) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-void ExtensionRequest::set_containing_type(const char* value, size_t size) {
-  
-  containing_type_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-::std::string* ExtensionRequest::mutable_containing_type() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  return containing_type_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ExtensionRequest::release_containing_type() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-  
-  return containing_type_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ExtensionRequest::set_allocated_containing_type(::std::string* containing_type) {
-  if (containing_type != NULL) {
-    
-  } else {
-    
-  }
-  containing_type_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), containing_type);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ExtensionRequest.containing_type)
-}
-
-// optional int32 extension_number = 2;
-void ExtensionRequest::clear_extension_number() {
-  extension_number_ = 0;
-}
-::google::protobuf::int32 ExtensionRequest::extension_number() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionRequest.extension_number)
-  return extension_number_;
-}
-void ExtensionRequest::set_extension_number(::google::protobuf::int32 value) {
-  
-  extension_number_ = value;
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionRequest.extension_number)
-}
-
-inline const ExtensionRequest* ExtensionRequest::internal_default_instance() {
-  return &ExtensionRequest_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ServerReflectionResponse::kValidHostFieldNumber;
-const int ServerReflectionResponse::kOriginalRequestFieldNumber;
-const int ServerReflectionResponse::kFileDescriptorResponseFieldNumber;
-const int ServerReflectionResponse::kAllExtensionNumbersResponseFieldNumber;
-const int ServerReflectionResponse::kListServicesResponseFieldNumber;
-const int ServerReflectionResponse::kErrorResponseFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ServerReflectionResponse::ServerReflectionResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ServerReflectionResponse)
-}
-
-void ServerReflectionResponse::InitAsDefaultInstance() {
-  original_request_ = const_cast< ::grpc::reflection::v1alpha::ServerReflectionRequest*>(
-      ::grpc::reflection::v1alpha::ServerReflectionRequest::internal_default_instance());
-  ServerReflectionResponse_default_oneof_instance_->file_descriptor_response_ = const_cast< ::grpc::reflection::v1alpha::FileDescriptorResponse*>(
-      ::grpc::reflection::v1alpha::FileDescriptorResponse::internal_default_instance());
-  ServerReflectionResponse_default_oneof_instance_->all_extension_numbers_response_ = const_cast< ::grpc::reflection::v1alpha::ExtensionNumberResponse*>(
-      ::grpc::reflection::v1alpha::ExtensionNumberResponse::internal_default_instance());
-  ServerReflectionResponse_default_oneof_instance_->list_services_response_ = const_cast< ::grpc::reflection::v1alpha::ListServiceResponse*>(
-      ::grpc::reflection::v1alpha::ListServiceResponse::internal_default_instance());
-  ServerReflectionResponse_default_oneof_instance_->error_response_ = const_cast< ::grpc::reflection::v1alpha::ErrorResponse*>(
-      ::grpc::reflection::v1alpha::ErrorResponse::internal_default_instance());
-}
-
-ServerReflectionResponse::ServerReflectionResponse(const ServerReflectionResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ServerReflectionResponse)
-}
-
-void ServerReflectionResponse::SharedCtor() {
-  valid_host_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  original_request_ = NULL;
-  clear_has_message_response();
-  _cached_size_ = 0;
-}
-
-ServerReflectionResponse::~ServerReflectionResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ServerReflectionResponse)
-  SharedDtor();
-}
-
-void ServerReflectionResponse::SharedDtor() {
-  valid_host_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  if (has_message_response()) {
-    clear_message_response();
-  }
-  if (this != &ServerReflectionResponse_default_instance_.get()) {
-    delete original_request_;
-  }
-}
-
-void ServerReflectionResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ServerReflectionResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ServerReflectionResponse_descriptor_;
-}
-
-const ServerReflectionResponse& ServerReflectionResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ServerReflectionResponse> ServerReflectionResponse_default_instance_;
-
-ServerReflectionResponse* ServerReflectionResponse::New(::google::protobuf::Arena* arena) const {
-  ServerReflectionResponse* n = new ServerReflectionResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ServerReflectionResponse::clear_message_response() {
-// @@protoc_insertion_point(one_of_clear_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  switch (message_response_case()) {
-    case kFileDescriptorResponse: {
-      delete message_response_.file_descriptor_response_;
-      break;
-    }
-    case kAllExtensionNumbersResponse: {
-      delete message_response_.all_extension_numbers_response_;
-      break;
-    }
-    case kListServicesResponse: {
-      delete message_response_.list_services_response_;
-      break;
-    }
-    case kErrorResponse: {
-      delete message_response_.error_response_;
-      break;
-    }
-    case MESSAGE_RESPONSE_NOT_SET: {
-      break;
-    }
-  }
-  _oneof_case_[0] = MESSAGE_RESPONSE_NOT_SET;
-}
-
-
-void ServerReflectionResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  valid_host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == NULL && original_request_ != NULL) delete original_request_;
-  original_request_ = NULL;
-  clear_message_response();
-}
-
-bool ServerReflectionResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional string valid_host = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_valid_host()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->valid_host().data(), this->valid_host().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServerReflectionResponse.valid_host"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(18)) goto parse_original_request;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-      case 2: {
-        if (tag == 18) {
-         parse_original_request:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_original_request()));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(34)) goto parse_file_descriptor_response;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-      case 4: {
-        if (tag == 34) {
-         parse_file_descriptor_response:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_file_descriptor_response()));
-        } else {
-          goto handle_unusual;
-        }
-        goto after_error_response;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-      case 5: {
-        if (tag == 42) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_all_extension_numbers_response()));
-        } else {
-          goto handle_unusual;
-        }
-        goto after_error_response;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-      case 6: {
-        if (tag == 50) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_list_services_response()));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(58)) goto parse_error_response;
-        break;
-      }
-
-      // optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-      case 7: {
-        if (tag == 58) {
-         parse_error_response:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtual(
-               input, mutable_error_response()));
-        } else {
-          goto handle_unusual;
-        }
-       after_error_response:
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ServerReflectionResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ServerReflectionResponse)
-  return false;
-#undef DO_
-}
-
-void ServerReflectionResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  // optional string valid_host = 1;
-  if (this->valid_host().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->valid_host().data(), this->valid_host().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionResponse.valid_host");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->valid_host(), output);
-  }
-
-  // optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-  if (this->has_original_request()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, *this->original_request_, output);
-  }
-
-  // optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-  if (has_file_descriptor_response()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      4, *message_response_.file_descriptor_response_, output);
-  }
-
-  // optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-  if (has_all_extension_numbers_response()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      5, *message_response_.all_extension_numbers_response_, output);
-  }
-
-  // optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-  if (has_list_services_response()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      6, *message_response_.list_services_response_, output);
-  }
-
-  // optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-  if (has_error_response()) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      7, *message_response_.error_response_, output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ServerReflectionResponse)
-}
-
-::google::protobuf::uint8* ServerReflectionResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  // optional string valid_host = 1;
-  if (this->valid_host().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->valid_host().data(), this->valid_host().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServerReflectionResponse.valid_host");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        1, this->valid_host(), target);
-  }
-
-  // optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-  if (this->has_original_request()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        2, *this->original_request_, false, target);
-  }
-
-  // optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-  if (has_file_descriptor_response()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        4, *message_response_.file_descriptor_response_, false, target);
-  }
-
-  // optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-  if (has_all_extension_numbers_response()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        5, *message_response_.all_extension_numbers_response_, false, target);
-  }
-
-  // optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-  if (has_list_services_response()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        6, *message_response_.list_services_response_, false, target);
-  }
-
-  // optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-  if (has_error_response()) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        7, *message_response_.error_response_, false, target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ServerReflectionResponse)
-  return target;
-}
-
-size_t ServerReflectionResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  size_t total_size = 0;
-
-  // optional string valid_host = 1;
-  if (this->valid_host().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->valid_host());
-  }
-
-  // optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-  if (this->has_original_request()) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-        *this->original_request_);
-  }
-
-  switch (message_response_case()) {
-    // optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-    case kFileDescriptorResponse: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          *message_response_.file_descriptor_response_);
-      break;
-    }
-    // optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-    case kAllExtensionNumbersResponse: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          *message_response_.all_extension_numbers_response_);
-      break;
-    }
-    // optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-    case kListServicesResponse: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          *message_response_.list_services_response_);
-      break;
-    }
-    // optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-    case kErrorResponse: {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          *message_response_.error_response_);
-      break;
-    }
-    case MESSAGE_RESPONSE_NOT_SET: {
-      break;
-    }
-  }
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ServerReflectionResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ServerReflectionResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ServerReflectionResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ServerReflectionResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ServerReflectionResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ServerReflectionResponse::MergeFrom(const ServerReflectionResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ServerReflectionResponse::UnsafeMergeFrom(const ServerReflectionResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  switch (from.message_response_case()) {
-    case kFileDescriptorResponse: {
-      mutable_file_descriptor_response()->::grpc::reflection::v1alpha::FileDescriptorResponse::MergeFrom(from.file_descriptor_response());
-      break;
-    }
-    case kAllExtensionNumbersResponse: {
-      mutable_all_extension_numbers_response()->::grpc::reflection::v1alpha::ExtensionNumberResponse::MergeFrom(from.all_extension_numbers_response());
-      break;
-    }
-    case kListServicesResponse: {
-      mutable_list_services_response()->::grpc::reflection::v1alpha::ListServiceResponse::MergeFrom(from.list_services_response());
-      break;
-    }
-    case kErrorResponse: {
-      mutable_error_response()->::grpc::reflection::v1alpha::ErrorResponse::MergeFrom(from.error_response());
-      break;
-    }
-    case MESSAGE_RESPONSE_NOT_SET: {
-      break;
-    }
-  }
-  if (from.valid_host().size() > 0) {
-
-    valid_host_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.valid_host_);
-  }
-  if (from.has_original_request()) {
-    mutable_original_request()->::grpc::reflection::v1alpha::ServerReflectionRequest::MergeFrom(from.original_request());
-  }
-}
-
-void ServerReflectionResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ServerReflectionResponse::CopyFrom(const ServerReflectionResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ServerReflectionResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ServerReflectionResponse::IsInitialized() const {
-
-  return true;
-}
-
-void ServerReflectionResponse::Swap(ServerReflectionResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ServerReflectionResponse::InternalSwap(ServerReflectionResponse* other) {
-  valid_host_.Swap(&other->valid_host_);
-  std::swap(original_request_, other->original_request_);
-  std::swap(message_response_, other->message_response_);
-  std::swap(_oneof_case_[0], other->_oneof_case_[0]);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ServerReflectionResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ServerReflectionResponse_descriptor_;
-  metadata.reflection = ServerReflectionResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ServerReflectionResponse
-
-// optional string valid_host = 1;
-void ServerReflectionResponse::clear_valid_host() {
-  valid_host_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ServerReflectionResponse::valid_host() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  return valid_host_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServerReflectionResponse::set_valid_host(const ::std::string& value) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-void ServerReflectionResponse::set_valid_host(const char* value) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-void ServerReflectionResponse::set_valid_host(const char* value, size_t size) {
-  
-  valid_host_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-::std::string* ServerReflectionResponse::mutable_valid_host() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  return valid_host_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServerReflectionResponse::release_valid_host() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-  
-  return valid_host_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServerReflectionResponse::set_allocated_valid_host(::std::string* valid_host) {
-  if (valid_host != NULL) {
-    
-  } else {
-    
-  }
-  valid_host_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), valid_host);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.valid_host)
-}
-
-// optional .grpc.reflection.v1alpha.ServerReflectionRequest original_request = 2;
-bool ServerReflectionResponse::has_original_request() const {
-  return this != internal_default_instance() && original_request_ != NULL;
-}
-void ServerReflectionResponse::clear_original_request() {
-  if (GetArenaNoVirtual() == NULL && original_request_ != NULL) delete original_request_;
-  original_request_ = NULL;
-}
-const ::grpc::reflection::v1alpha::ServerReflectionRequest& ServerReflectionResponse::original_request() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  return original_request_ != NULL ? *original_request_
-                         : *::grpc::reflection::v1alpha::ServerReflectionRequest::internal_default_instance();
-}
-::grpc::reflection::v1alpha::ServerReflectionRequest* ServerReflectionResponse::mutable_original_request() {
-  
-  if (original_request_ == NULL) {
-    original_request_ = new ::grpc::reflection::v1alpha::ServerReflectionRequest;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  return original_request_;
-}
-::grpc::reflection::v1alpha::ServerReflectionRequest* ServerReflectionResponse::release_original_request() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-  
-  ::grpc::reflection::v1alpha::ServerReflectionRequest* temp = original_request_;
-  original_request_ = NULL;
-  return temp;
-}
-void ServerReflectionResponse::set_allocated_original_request(::grpc::reflection::v1alpha::ServerReflectionRequest* original_request) {
-  delete original_request_;
-  original_request_ = original_request;
-  if (original_request) {
-    
-  } else {
-    
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.original_request)
-}
-
-// optional .grpc.reflection.v1alpha.FileDescriptorResponse file_descriptor_response = 4;
-bool ServerReflectionResponse::has_file_descriptor_response() const {
-  return message_response_case() == kFileDescriptorResponse;
-}
-void ServerReflectionResponse::set_has_file_descriptor_response() {
-  _oneof_case_[0] = kFileDescriptorResponse;
-}
-void ServerReflectionResponse::clear_file_descriptor_response() {
-  if (has_file_descriptor_response()) {
-    delete message_response_.file_descriptor_response_;
-    clear_has_message_response();
-  }
-}
- const ::grpc::reflection::v1alpha::FileDescriptorResponse& ServerReflectionResponse::file_descriptor_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  return has_file_descriptor_response()
-      ? *message_response_.file_descriptor_response_
-      : ::grpc::reflection::v1alpha::FileDescriptorResponse::default_instance();
-}
-::grpc::reflection::v1alpha::FileDescriptorResponse* ServerReflectionResponse::mutable_file_descriptor_response() {
-  if (!has_file_descriptor_response()) {
-    clear_message_response();
-    set_has_file_descriptor_response();
-    message_response_.file_descriptor_response_ = new ::grpc::reflection::v1alpha::FileDescriptorResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  return message_response_.file_descriptor_response_;
-}
-::grpc::reflection::v1alpha::FileDescriptorResponse* ServerReflectionResponse::release_file_descriptor_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-  if (has_file_descriptor_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::FileDescriptorResponse* temp = message_response_.file_descriptor_response_;
-    message_response_.file_descriptor_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionResponse::set_allocated_file_descriptor_response(::grpc::reflection::v1alpha::FileDescriptorResponse* file_descriptor_response) {
-  clear_message_response();
-  if (file_descriptor_response) {
-    set_has_file_descriptor_response();
-    message_response_.file_descriptor_response_ = file_descriptor_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.file_descriptor_response)
-}
-
-// optional .grpc.reflection.v1alpha.ExtensionNumberResponse all_extension_numbers_response = 5;
-bool ServerReflectionResponse::has_all_extension_numbers_response() const {
-  return message_response_case() == kAllExtensionNumbersResponse;
-}
-void ServerReflectionResponse::set_has_all_extension_numbers_response() {
-  _oneof_case_[0] = kAllExtensionNumbersResponse;
-}
-void ServerReflectionResponse::clear_all_extension_numbers_response() {
-  if (has_all_extension_numbers_response()) {
-    delete message_response_.all_extension_numbers_response_;
-    clear_has_message_response();
-  }
-}
- const ::grpc::reflection::v1alpha::ExtensionNumberResponse& ServerReflectionResponse::all_extension_numbers_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  return has_all_extension_numbers_response()
-      ? *message_response_.all_extension_numbers_response_
-      : ::grpc::reflection::v1alpha::ExtensionNumberResponse::default_instance();
-}
-::grpc::reflection::v1alpha::ExtensionNumberResponse* ServerReflectionResponse::mutable_all_extension_numbers_response() {
-  if (!has_all_extension_numbers_response()) {
-    clear_message_response();
-    set_has_all_extension_numbers_response();
-    message_response_.all_extension_numbers_response_ = new ::grpc::reflection::v1alpha::ExtensionNumberResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  return message_response_.all_extension_numbers_response_;
-}
-::grpc::reflection::v1alpha::ExtensionNumberResponse* ServerReflectionResponse::release_all_extension_numbers_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-  if (has_all_extension_numbers_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ExtensionNumberResponse* temp = message_response_.all_extension_numbers_response_;
-    message_response_.all_extension_numbers_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionResponse::set_allocated_all_extension_numbers_response(::grpc::reflection::v1alpha::ExtensionNumberResponse* all_extension_numbers_response) {
-  clear_message_response();
-  if (all_extension_numbers_response) {
-    set_has_all_extension_numbers_response();
-    message_response_.all_extension_numbers_response_ = all_extension_numbers_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.all_extension_numbers_response)
-}
-
-// optional .grpc.reflection.v1alpha.ListServiceResponse list_services_response = 6;
-bool ServerReflectionResponse::has_list_services_response() const {
-  return message_response_case() == kListServicesResponse;
-}
-void ServerReflectionResponse::set_has_list_services_response() {
-  _oneof_case_[0] = kListServicesResponse;
-}
-void ServerReflectionResponse::clear_list_services_response() {
-  if (has_list_services_response()) {
-    delete message_response_.list_services_response_;
-    clear_has_message_response();
-  }
-}
- const ::grpc::reflection::v1alpha::ListServiceResponse& ServerReflectionResponse::list_services_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  return has_list_services_response()
-      ? *message_response_.list_services_response_
-      : ::grpc::reflection::v1alpha::ListServiceResponse::default_instance();
-}
-::grpc::reflection::v1alpha::ListServiceResponse* ServerReflectionResponse::mutable_list_services_response() {
-  if (!has_list_services_response()) {
-    clear_message_response();
-    set_has_list_services_response();
-    message_response_.list_services_response_ = new ::grpc::reflection::v1alpha::ListServiceResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  return message_response_.list_services_response_;
-}
-::grpc::reflection::v1alpha::ListServiceResponse* ServerReflectionResponse::release_list_services_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-  if (has_list_services_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ListServiceResponse* temp = message_response_.list_services_response_;
-    message_response_.list_services_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionResponse::set_allocated_list_services_response(::grpc::reflection::v1alpha::ListServiceResponse* list_services_response) {
-  clear_message_response();
-  if (list_services_response) {
-    set_has_list_services_response();
-    message_response_.list_services_response_ = list_services_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.list_services_response)
-}
-
-// optional .grpc.reflection.v1alpha.ErrorResponse error_response = 7;
-bool ServerReflectionResponse::has_error_response() const {
-  return message_response_case() == kErrorResponse;
-}
-void ServerReflectionResponse::set_has_error_response() {
-  _oneof_case_[0] = kErrorResponse;
-}
-void ServerReflectionResponse::clear_error_response() {
-  if (has_error_response()) {
-    delete message_response_.error_response_;
-    clear_has_message_response();
-  }
-}
- const ::grpc::reflection::v1alpha::ErrorResponse& ServerReflectionResponse::error_response() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  return has_error_response()
-      ? *message_response_.error_response_
-      : ::grpc::reflection::v1alpha::ErrorResponse::default_instance();
-}
-::grpc::reflection::v1alpha::ErrorResponse* ServerReflectionResponse::mutable_error_response() {
-  if (!has_error_response()) {
-    clear_message_response();
-    set_has_error_response();
-    message_response_.error_response_ = new ::grpc::reflection::v1alpha::ErrorResponse;
-  }
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  return message_response_.error_response_;
-}
-::grpc::reflection::v1alpha::ErrorResponse* ServerReflectionResponse::release_error_response() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-  if (has_error_response()) {
-    clear_has_message_response();
-    ::grpc::reflection::v1alpha::ErrorResponse* temp = message_response_.error_response_;
-    message_response_.error_response_ = NULL;
-    return temp;
-  } else {
-    return NULL;
-  }
-}
-void ServerReflectionResponse::set_allocated_error_response(::grpc::reflection::v1alpha::ErrorResponse* error_response) {
-  clear_message_response();
-  if (error_response) {
-    set_has_error_response();
-    message_response_.error_response_ = error_response;
-  }
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServerReflectionResponse.error_response)
-}
-
-bool ServerReflectionResponse::has_message_response() const {
-  return message_response_case() != MESSAGE_RESPONSE_NOT_SET;
-}
-void ServerReflectionResponse::clear_has_message_response() {
-  _oneof_case_[0] = MESSAGE_RESPONSE_NOT_SET;
-}
-ServerReflectionResponse::MessageResponseCase ServerReflectionResponse::message_response_case() const {
-  return ServerReflectionResponse::MessageResponseCase(_oneof_case_[0]);
-}
-inline const ServerReflectionResponse* ServerReflectionResponse::internal_default_instance() {
-  return &ServerReflectionResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int FileDescriptorResponse::kFileDescriptorProtoFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-FileDescriptorResponse::FileDescriptorResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.FileDescriptorResponse)
-}
-
-void FileDescriptorResponse::InitAsDefaultInstance() {
-}
-
-FileDescriptorResponse::FileDescriptorResponse(const FileDescriptorResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.FileDescriptorResponse)
-}
-
-void FileDescriptorResponse::SharedCtor() {
-  _cached_size_ = 0;
-}
-
-FileDescriptorResponse::~FileDescriptorResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.FileDescriptorResponse)
-  SharedDtor();
-}
-
-void FileDescriptorResponse::SharedDtor() {
-}
-
-void FileDescriptorResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* FileDescriptorResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return FileDescriptorResponse_descriptor_;
-}
-
-const FileDescriptorResponse& FileDescriptorResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<FileDescriptorResponse> FileDescriptorResponse_default_instance_;
-
-FileDescriptorResponse* FileDescriptorResponse::New(::google::protobuf::Arena* arena) const {
-  FileDescriptorResponse* n = new FileDescriptorResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void FileDescriptorResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  file_descriptor_proto_.Clear();
-}
-
-bool FileDescriptorResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated bytes file_descriptor_proto = 1;
-      case 1: {
-        if (tag == 10) {
-         parse_file_descriptor_proto:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadBytes(
-                input, this->add_file_descriptor_proto()));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(10)) goto parse_file_descriptor_proto;
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.FileDescriptorResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.FileDescriptorResponse)
-  return false;
-#undef DO_
-}
-
-void FileDescriptorResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  // repeated bytes file_descriptor_proto = 1;
-  for (int i = 0; i < this->file_descriptor_proto_size(); i++) {
-    ::google::protobuf::internal::WireFormatLite::WriteBytes(
-      1, this->file_descriptor_proto(i), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.FileDescriptorResponse)
-}
-
-::google::protobuf::uint8* FileDescriptorResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  // repeated bytes file_descriptor_proto = 1;
-  for (int i = 0; i < this->file_descriptor_proto_size(); i++) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      WriteBytesToArray(1, this->file_descriptor_proto(i), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.FileDescriptorResponse)
-  return target;
-}
-
-size_t FileDescriptorResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  size_t total_size = 0;
-
-  // repeated bytes file_descriptor_proto = 1;
-  total_size += 1 *
-      ::google::protobuf::internal::FromIntSize(this->file_descriptor_proto_size());
-  for (int i = 0; i < this->file_descriptor_proto_size(); i++) {
-    total_size += ::google::protobuf::internal::WireFormatLite::BytesSize(
-      this->file_descriptor_proto(i));
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void FileDescriptorResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const FileDescriptorResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const FileDescriptorResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.FileDescriptorResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.FileDescriptorResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void FileDescriptorResponse::MergeFrom(const FileDescriptorResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void FileDescriptorResponse::UnsafeMergeFrom(const FileDescriptorResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  file_descriptor_proto_.UnsafeMergeFrom(from.file_descriptor_proto_);
-}
-
-void FileDescriptorResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void FileDescriptorResponse::CopyFrom(const FileDescriptorResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.FileDescriptorResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool FileDescriptorResponse::IsInitialized() const {
-
-  return true;
-}
-
-void FileDescriptorResponse::Swap(FileDescriptorResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void FileDescriptorResponse::InternalSwap(FileDescriptorResponse* other) {
-  file_descriptor_proto_.UnsafeArenaSwap(&other->file_descriptor_proto_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata FileDescriptorResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = FileDescriptorResponse_descriptor_;
-  metadata.reflection = FileDescriptorResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// FileDescriptorResponse
-
-// repeated bytes file_descriptor_proto = 1;
-int FileDescriptorResponse::file_descriptor_proto_size() const {
-  return file_descriptor_proto_.size();
-}
-void FileDescriptorResponse::clear_file_descriptor_proto() {
-  file_descriptor_proto_.Clear();
-}
-const ::std::string& FileDescriptorResponse::file_descriptor_proto(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Get(index);
-}
-::std::string* FileDescriptorResponse::mutable_file_descriptor_proto(int index) {
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Mutable(index);
-}
-void FileDescriptorResponse::set_file_descriptor_proto(int index, const ::std::string& value) {
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  file_descriptor_proto_.Mutable(index)->assign(value);
-}
-void FileDescriptorResponse::set_file_descriptor_proto(int index, const char* value) {
-  file_descriptor_proto_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-void FileDescriptorResponse::set_file_descriptor_proto(int index, const void* value, size_t size) {
-  file_descriptor_proto_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-::std::string* FileDescriptorResponse::add_file_descriptor_proto() {
-  // @@protoc_insertion_point(field_add_mutable:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_.Add();
-}
-void FileDescriptorResponse::add_file_descriptor_proto(const ::std::string& value) {
-  file_descriptor_proto_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-void FileDescriptorResponse::add_file_descriptor_proto(const char* value) {
-  file_descriptor_proto_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-void FileDescriptorResponse::add_file_descriptor_proto(const void* value, size_t size) {
-  file_descriptor_proto_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-}
-const ::google::protobuf::RepeatedPtrField< ::std::string>&
-FileDescriptorResponse::file_descriptor_proto() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return file_descriptor_proto_;
-}
-::google::protobuf::RepeatedPtrField< ::std::string>*
-FileDescriptorResponse::mutable_file_descriptor_proto() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.FileDescriptorResponse.file_descriptor_proto)
-  return &file_descriptor_proto_;
-}
-
-inline const FileDescriptorResponse* FileDescriptorResponse::internal_default_instance() {
-  return &FileDescriptorResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ExtensionNumberResponse::kBaseTypeNameFieldNumber;
-const int ExtensionNumberResponse::kExtensionNumberFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ExtensionNumberResponse::ExtensionNumberResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ExtensionNumberResponse)
-}
-
-void ExtensionNumberResponse::InitAsDefaultInstance() {
-}
-
-ExtensionNumberResponse::ExtensionNumberResponse(const ExtensionNumberResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ExtensionNumberResponse)
-}
-
-void ExtensionNumberResponse::SharedCtor() {
-  base_type_name_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  _cached_size_ = 0;
-}
-
-ExtensionNumberResponse::~ExtensionNumberResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  SharedDtor();
-}
-
-void ExtensionNumberResponse::SharedDtor() {
-  base_type_name_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-void ExtensionNumberResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ExtensionNumberResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ExtensionNumberResponse_descriptor_;
-}
-
-const ExtensionNumberResponse& ExtensionNumberResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ExtensionNumberResponse> ExtensionNumberResponse_default_instance_;
-
-ExtensionNumberResponse* ExtensionNumberResponse::New(::google::protobuf::Arena* arena) const {
-  ExtensionNumberResponse* n = new ExtensionNumberResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ExtensionNumberResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  base_type_name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  extension_number_.Clear();
-}
-
-bool ExtensionNumberResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional string base_type_name = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_base_type_name()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->base_type_name().data(), this->base_type_name().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(18)) goto parse_extension_number;
-        break;
-      }
-
-      // repeated int32 extension_number = 2;
-      case 2: {
-        if (tag == 18) {
-         parse_extension_number:
-          DO_((::google::protobuf::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::google::protobuf::int32, ::google::protobuf::internal::WireFormatLite::TYPE_INT32>(
-                 input, this->mutable_extension_number())));
-        } else if (tag == 16) {
-          DO_((::google::protobuf::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::google::protobuf::int32, ::google::protobuf::internal::WireFormatLite::TYPE_INT32>(
-                 1, 18, input, this->mutable_extension_number())));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  return false;
-#undef DO_
-}
-
-void ExtensionNumberResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  // optional string base_type_name = 1;
-  if (this->base_type_name().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->base_type_name().data(), this->base_type_name().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->base_type_name(), output);
-  }
-
-  // repeated int32 extension_number = 2;
-  if (this->extension_number_size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::WriteTag(2, ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_extension_number_cached_byte_size_);
-  }
-  for (int i = 0; i < this->extension_number_size(); i++) {
-    ::google::protobuf::internal::WireFormatLite::WriteInt32NoTag(
-      this->extension_number(i), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ExtensionNumberResponse)
-}
-
-::google::protobuf::uint8* ExtensionNumberResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  // optional string base_type_name = 1;
-  if (this->base_type_name().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->base_type_name().data(), this->base_type_name().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        1, this->base_type_name(), target);
-  }
-
-  // repeated int32 extension_number = 2;
-  if (this->extension_number_size() > 0) {
-    target = ::google::protobuf::internal::WireFormatLite::WriteTagToArray(
-      2,
-      ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::google::protobuf::io::CodedOutputStream::WriteVarint32ToArray(
-      _extension_number_cached_byte_size_, target);
-  }
-  for (int i = 0; i < this->extension_number_size(); i++) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      WriteInt32NoTagToArray(this->extension_number(i), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  return target;
-}
-
-size_t ExtensionNumberResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  size_t total_size = 0;
-
-  // optional string base_type_name = 1;
-  if (this->base_type_name().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->base_type_name());
-  }
-
-  // repeated int32 extension_number = 2;
-  {
-    size_t data_size = 0;
-    unsigned int count = this->extension_number_size();
-    for (unsigned int i = 0; i < count; i++) {
-      data_size += ::google::protobuf::internal::WireFormatLite::
-        Int32Size(this->extension_number(i));
-    }
-    if (data_size > 0) {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::Int32Size(data_size);
-    }
-    int cached_size = ::google::protobuf::internal::ToCachedSize(data_size);
-    GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-    _extension_number_cached_byte_size_ = cached_size;
-    GOOGLE_SAFE_CONCURRENT_WRITES_END();
-    total_size += data_size;
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ExtensionNumberResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ExtensionNumberResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ExtensionNumberResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ExtensionNumberResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ExtensionNumberResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ExtensionNumberResponse::MergeFrom(const ExtensionNumberResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ExtensionNumberResponse::UnsafeMergeFrom(const ExtensionNumberResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  extension_number_.UnsafeMergeFrom(from.extension_number_);
-  if (from.base_type_name().size() > 0) {
-
-    base_type_name_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.base_type_name_);
-  }
-}
-
-void ExtensionNumberResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ExtensionNumberResponse::CopyFrom(const ExtensionNumberResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ExtensionNumberResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ExtensionNumberResponse::IsInitialized() const {
-
-  return true;
-}
-
-void ExtensionNumberResponse::Swap(ExtensionNumberResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ExtensionNumberResponse::InternalSwap(ExtensionNumberResponse* other) {
-  base_type_name_.Swap(&other->base_type_name_);
-  extension_number_.UnsafeArenaSwap(&other->extension_number_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ExtensionNumberResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ExtensionNumberResponse_descriptor_;
-  metadata.reflection = ExtensionNumberResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ExtensionNumberResponse
-
-// optional string base_type_name = 1;
-void ExtensionNumberResponse::clear_base_type_name() {
-  base_type_name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ExtensionNumberResponse::base_type_name() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  return base_type_name_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ExtensionNumberResponse::set_base_type_name(const ::std::string& value) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-void ExtensionNumberResponse::set_base_type_name(const char* value) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-void ExtensionNumberResponse::set_base_type_name(const char* value, size_t size) {
-  
-  base_type_name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-::std::string* ExtensionNumberResponse::mutable_base_type_name() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  return base_type_name_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ExtensionNumberResponse::release_base_type_name() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-  
-  return base_type_name_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ExtensionNumberResponse::set_allocated_base_type_name(::std::string* base_type_name) {
-  if (base_type_name != NULL) {
-    
-  } else {
-    
-  }
-  base_type_name_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), base_type_name);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ExtensionNumberResponse.base_type_name)
-}
-
-// repeated int32 extension_number = 2;
-int ExtensionNumberResponse::extension_number_size() const {
-  return extension_number_.size();
-}
-void ExtensionNumberResponse::clear_extension_number() {
-  extension_number_.Clear();
-}
-::google::protobuf::int32 ExtensionNumberResponse::extension_number(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return extension_number_.Get(index);
-}
-void ExtensionNumberResponse::set_extension_number(int index, ::google::protobuf::int32 value) {
-  extension_number_.Set(index, value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-}
-void ExtensionNumberResponse::add_extension_number(::google::protobuf::int32 value) {
-  extension_number_.Add(value);
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-}
-const ::google::protobuf::RepeatedField< ::google::protobuf::int32 >&
-ExtensionNumberResponse::extension_number() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return extension_number_;
-}
-::google::protobuf::RepeatedField< ::google::protobuf::int32 >*
-ExtensionNumberResponse::mutable_extension_number() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.ExtensionNumberResponse.extension_number)
-  return &extension_number_;
-}
-
-inline const ExtensionNumberResponse* ExtensionNumberResponse::internal_default_instance() {
-  return &ExtensionNumberResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ListServiceResponse::kServiceFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ListServiceResponse::ListServiceResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ListServiceResponse)
-}
-
-void ListServiceResponse::InitAsDefaultInstance() {
-}
-
-ListServiceResponse::ListServiceResponse(const ListServiceResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ListServiceResponse)
-}
-
-void ListServiceResponse::SharedCtor() {
-  _cached_size_ = 0;
-}
-
-ListServiceResponse::~ListServiceResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ListServiceResponse)
-  SharedDtor();
-}
-
-void ListServiceResponse::SharedDtor() {
-}
-
-void ListServiceResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ListServiceResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ListServiceResponse_descriptor_;
-}
-
-const ListServiceResponse& ListServiceResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ListServiceResponse> ListServiceResponse_default_instance_;
-
-ListServiceResponse* ListServiceResponse::New(::google::protobuf::Arena* arena) const {
-  ListServiceResponse* n = new ListServiceResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ListServiceResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ListServiceResponse)
-  service_.Clear();
-}
-
-bool ListServiceResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ListServiceResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(input->IncrementRecursionDepth());
-         parse_loop_service:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadMessageNoVirtualNoRecursionDepth(
-                input, add_service()));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(10)) goto parse_loop_service;
-        input->UnsafeDecrementRecursionDepth();
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ListServiceResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ListServiceResponse)
-  return false;
-#undef DO_
-}
-
-void ListServiceResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ListServiceResponse)
-  // repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-  for (unsigned int i = 0, n = this->service_size(); i < n; i++) {
-    ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, this->service(i), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ListServiceResponse)
-}
-
-::google::protobuf::uint8* ListServiceResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ListServiceResponse)
-  // repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-  for (unsigned int i = 0, n = this->service_size(); i < n; i++) {
-    target = ::google::protobuf::internal::WireFormatLite::
-      InternalWriteMessageNoVirtualToArray(
-        1, this->service(i), false, target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ListServiceResponse)
-  return target;
-}
-
-size_t ListServiceResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ListServiceResponse)
-  size_t total_size = 0;
-
-  // repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-  {
-    unsigned int count = this->service_size();
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::google::protobuf::internal::WireFormatLite::MessageSizeNoVirtual(
-          this->service(i));
-    }
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ListServiceResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ListServiceResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ListServiceResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ListServiceResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ListServiceResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ListServiceResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ListServiceResponse::MergeFrom(const ListServiceResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ListServiceResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ListServiceResponse::UnsafeMergeFrom(const ListServiceResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  service_.MergeFrom(from.service_);
-}
-
-void ListServiceResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ListServiceResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ListServiceResponse::CopyFrom(const ListServiceResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ListServiceResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ListServiceResponse::IsInitialized() const {
-
-  return true;
-}
-
-void ListServiceResponse::Swap(ListServiceResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ListServiceResponse::InternalSwap(ListServiceResponse* other) {
-  service_.UnsafeArenaSwap(&other->service_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ListServiceResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ListServiceResponse_descriptor_;
-  metadata.reflection = ListServiceResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ListServiceResponse
-
-// repeated .grpc.reflection.v1alpha.ServiceResponse service = 1;
-int ListServiceResponse::service_size() const {
-  return service_.size();
-}
-void ListServiceResponse::clear_service() {
-  service_.Clear();
-}
-const ::grpc::reflection::v1alpha::ServiceResponse& ListServiceResponse::service(int index) const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Get(index);
-}
-::grpc::reflection::v1alpha::ServiceResponse* ListServiceResponse::mutable_service(int index) {
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Mutable(index);
-}
-::grpc::reflection::v1alpha::ServiceResponse* ListServiceResponse::add_service() {
-  // @@protoc_insertion_point(field_add:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_.Add();
-}
-::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >*
-ListServiceResponse::mutable_service() {
-  // @@protoc_insertion_point(field_mutable_list:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return &service_;
-}
-const ::google::protobuf::RepeatedPtrField< ::grpc::reflection::v1alpha::ServiceResponse >&
-ListServiceResponse::service() const {
-  // @@protoc_insertion_point(field_list:grpc.reflection.v1alpha.ListServiceResponse.service)
-  return service_;
-}
-
-inline const ListServiceResponse* ListServiceResponse::internal_default_instance() {
-  return &ListServiceResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ServiceResponse::kNameFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ServiceResponse::ServiceResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ServiceResponse)
-}
-
-void ServiceResponse::InitAsDefaultInstance() {
-}
-
-ServiceResponse::ServiceResponse(const ServiceResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ServiceResponse)
-}
-
-void ServiceResponse::SharedCtor() {
-  name_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  _cached_size_ = 0;
-}
-
-ServiceResponse::~ServiceResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ServiceResponse)
-  SharedDtor();
-}
-
-void ServiceResponse::SharedDtor() {
-  name_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-void ServiceResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ServiceResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ServiceResponse_descriptor_;
-}
-
-const ServiceResponse& ServiceResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ServiceResponse> ServiceResponse_default_instance_;
-
-ServiceResponse* ServiceResponse::New(::google::protobuf::Arena* arena) const {
-  ServiceResponse* n = new ServiceResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ServiceResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ServiceResponse)
-  name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-bool ServiceResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ServiceResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional string name = 1;
-      case 1: {
-        if (tag == 10) {
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_name()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->name().data(), this->name().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ServiceResponse.name"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ServiceResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ServiceResponse)
-  return false;
-#undef DO_
-}
-
-void ServiceResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ServiceResponse)
-  // optional string name = 1;
-  if (this->name().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->name().data(), this->name().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServiceResponse.name");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->name(), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ServiceResponse)
-}
-
-::google::protobuf::uint8* ServiceResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ServiceResponse)
-  // optional string name = 1;
-  if (this->name().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->name().data(), this->name().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ServiceResponse.name");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        1, this->name(), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ServiceResponse)
-  return target;
-}
-
-size_t ServiceResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ServiceResponse)
-  size_t total_size = 0;
-
-  // optional string name = 1;
-  if (this->name().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->name());
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ServiceResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ServiceResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ServiceResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ServiceResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ServiceResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ServiceResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ServiceResponse::MergeFrom(const ServiceResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ServiceResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ServiceResponse::UnsafeMergeFrom(const ServiceResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  if (from.name().size() > 0) {
-
-    name_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.name_);
-  }
-}
-
-void ServiceResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ServiceResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ServiceResponse::CopyFrom(const ServiceResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ServiceResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ServiceResponse::IsInitialized() const {
-
-  return true;
-}
-
-void ServiceResponse::Swap(ServiceResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ServiceResponse::InternalSwap(ServiceResponse* other) {
-  name_.Swap(&other->name_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ServiceResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ServiceResponse_descriptor_;
-  metadata.reflection = ServiceResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ServiceResponse
-
-// optional string name = 1;
-void ServiceResponse::clear_name() {
-  name_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ServiceResponse::name() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ServiceResponse.name)
-  return name_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServiceResponse::set_name(const ::std::string& value) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-void ServiceResponse::set_name(const char* value) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-void ServiceResponse::set_name(const char* value, size_t size) {
-  
-  name_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-::std::string* ServiceResponse::mutable_name() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ServiceResponse.name)
-  return name_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ServiceResponse::release_name() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ServiceResponse.name)
-  
-  return name_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ServiceResponse::set_allocated_name(::std::string* name) {
-  if (name != NULL) {
-    
-  } else {
-    
-  }
-  name_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), name);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ServiceResponse.name)
-}
-
-inline const ServiceResponse* ServiceResponse::internal_default_instance() {
-  return &ServiceResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// ===================================================================
-
-#if !defined(_MSC_VER) || _MSC_VER >= 1900
-const int ErrorResponse::kErrorCodeFieldNumber;
-const int ErrorResponse::kErrorMessageFieldNumber;
-#endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
-
-ErrorResponse::ErrorResponse()
-  : ::google::protobuf::Message(), _internal_metadata_(NULL) {
-  if (this != internal_default_instance()) protobuf_InitDefaults_reflection_2eproto();
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:grpc.reflection.v1alpha.ErrorResponse)
-}
-
-void ErrorResponse::InitAsDefaultInstance() {
-}
-
-ErrorResponse::ErrorResponse(const ErrorResponse& from)
-  : ::google::protobuf::Message(),
-    _internal_metadata_(NULL) {
-  SharedCtor();
-  UnsafeMergeFrom(from);
-  // @@protoc_insertion_point(copy_constructor:grpc.reflection.v1alpha.ErrorResponse)
-}
-
-void ErrorResponse::SharedCtor() {
-  error_message_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-  error_code_ = 0;
-  _cached_size_ = 0;
-}
-
-ErrorResponse::~ErrorResponse() {
-  // @@protoc_insertion_point(destructor:grpc.reflection.v1alpha.ErrorResponse)
-  SharedDtor();
-}
-
-void ErrorResponse::SharedDtor() {
-  error_message_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-void ErrorResponse::SetCachedSize(int size) const {
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-}
-const ::google::protobuf::Descriptor* ErrorResponse::descriptor() {
-  protobuf_AssignDescriptorsOnce();
-  return ErrorResponse_descriptor_;
-}
-
-const ErrorResponse& ErrorResponse::default_instance() {
-  protobuf_InitDefaults_reflection_2eproto();
-  return *internal_default_instance();
-}
-
-::google::protobuf::internal::ExplicitlyConstructed<ErrorResponse> ErrorResponse_default_instance_;
-
-ErrorResponse* ErrorResponse::New(::google::protobuf::Arena* arena) const {
-  ErrorResponse* n = new ErrorResponse;
-  if (arena != NULL) {
-    arena->Own(n);
-  }
-  return n;
-}
-
-void ErrorResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:grpc.reflection.v1alpha.ErrorResponse)
-  error_code_ = 0;
-  error_message_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-
-bool ErrorResponse::MergePartialFromCodedStream(
-    ::google::protobuf::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!GOOGLE_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::google::protobuf::uint32 tag;
-  // @@protoc_insertion_point(parse_start:grpc.reflection.v1alpha.ErrorResponse)
-  for (;;) {
-    ::std::pair< ::google::protobuf::uint32, bool> p = input->ReadTagWithCutoff(127);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::google::protobuf::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // optional int32 error_code = 1;
-      case 1: {
-        if (tag == 8) {
-
-          DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<
-                   ::google::protobuf::int32, ::google::protobuf::internal::WireFormatLite::TYPE_INT32>(
-                 input, &error_code_)));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectTag(18)) goto parse_error_message;
-        break;
-      }
-
-      // optional string error_message = 2;
-      case 2: {
-        if (tag == 18) {
-         parse_error_message:
-          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
-                input, this->mutable_error_message()));
-          DO_(::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-            this->error_message().data(), this->error_message().length(),
-            ::google::protobuf::internal::WireFormatLite::PARSE,
-            "grpc.reflection.v1alpha.ErrorResponse.error_message"));
-        } else {
-          goto handle_unusual;
-        }
-        if (input->ExpectAtEnd()) goto success;
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0 ||
-            ::google::protobuf::internal::WireFormatLite::GetTagWireType(tag) ==
-            ::google::protobuf::internal::WireFormatLite::WIRETYPE_END_GROUP) {
-          goto success;
-        }
-        DO_(::google::protobuf::internal::WireFormatLite::SkipField(input, tag));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:grpc.reflection.v1alpha.ErrorResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:grpc.reflection.v1alpha.ErrorResponse)
-  return false;
-#undef DO_
-}
-
-void ErrorResponse::SerializeWithCachedSizes(
-    ::google::protobuf::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:grpc.reflection.v1alpha.ErrorResponse)
-  // optional int32 error_code = 1;
-  if (this->error_code() != 0) {
-    ::google::protobuf::internal::WireFormatLite::WriteInt32(1, this->error_code(), output);
-  }
-
-  // optional string error_message = 2;
-  if (this->error_message().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->error_message().data(), this->error_message().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ErrorResponse.error_message");
-    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->error_message(), output);
-  }
-
-  // @@protoc_insertion_point(serialize_end:grpc.reflection.v1alpha.ErrorResponse)
-}
-
-::google::protobuf::uint8* ErrorResponse::InternalSerializeWithCachedSizesToArray(
-    bool deterministic, ::google::protobuf::uint8* target) const {
-  (void)deterministic; // Unused
-  // @@protoc_insertion_point(serialize_to_array_start:grpc.reflection.v1alpha.ErrorResponse)
-  // optional int32 error_code = 1;
-  if (this->error_code() != 0) {
-    target = ::google::protobuf::internal::WireFormatLite::WriteInt32ToArray(1, this->error_code(), target);
-  }
-
-  // optional string error_message = 2;
-  if (this->error_message().size() > 0) {
-    ::google::protobuf::internal::WireFormatLite::VerifyUtf8String(
-      this->error_message().data(), this->error_message().length(),
-      ::google::protobuf::internal::WireFormatLite::SERIALIZE,
-      "grpc.reflection.v1alpha.ErrorResponse.error_message");
-    target =
-      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
-        2, this->error_message(), target);
-  }
-
-  // @@protoc_insertion_point(serialize_to_array_end:grpc.reflection.v1alpha.ErrorResponse)
-  return target;
-}
-
-size_t ErrorResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:grpc.reflection.v1alpha.ErrorResponse)
-  size_t total_size = 0;
-
-  // optional int32 error_code = 1;
-  if (this->error_code() != 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::Int32Size(
-        this->error_code());
-  }
-
-  // optional string error_message = 2;
-  if (this->error_message().size() > 0) {
-    total_size += 1 +
-      ::google::protobuf::internal::WireFormatLite::StringSize(
-        this->error_message());
-  }
-
-  int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
-  GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
-  _cached_size_ = cached_size;
-  GOOGLE_SAFE_CONCURRENT_WRITES_END();
-  return total_size;
-}
-
-void ErrorResponse::MergeFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:grpc.reflection.v1alpha.ErrorResponse)
-  if (GOOGLE_PREDICT_FALSE(&from == this)) MergeFromFail(__LINE__);
-  const ErrorResponse* source =
-      ::google::protobuf::internal::DynamicCastToGenerated<const ErrorResponse>(
-          &from);
-  if (source == NULL) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:grpc.reflection.v1alpha.ErrorResponse)
-    ::google::protobuf::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:grpc.reflection.v1alpha.ErrorResponse)
-    UnsafeMergeFrom(*source);
-  }
-}
-
-void ErrorResponse::MergeFrom(const ErrorResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:grpc.reflection.v1alpha.ErrorResponse)
-  if (GOOGLE_PREDICT_TRUE(&from != this)) {
-    UnsafeMergeFrom(from);
-  } else {
-    MergeFromFail(__LINE__);
-  }
-}
-
-void ErrorResponse::UnsafeMergeFrom(const ErrorResponse& from) {
-  GOOGLE_DCHECK(&from != this);
-  if (from.error_code() != 0) {
-    set_error_code(from.error_code());
-  }
-  if (from.error_message().size() > 0) {
-
-    error_message_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.error_message_);
-  }
-}
-
-void ErrorResponse::CopyFrom(const ::google::protobuf::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:grpc.reflection.v1alpha.ErrorResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ErrorResponse::CopyFrom(const ErrorResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:grpc.reflection.v1alpha.ErrorResponse)
-  if (&from == this) return;
-  Clear();
-  UnsafeMergeFrom(from);
-}
-
-bool ErrorResponse::IsInitialized() const {
-
-  return true;
-}
-
-void ErrorResponse::Swap(ErrorResponse* other) {
-  if (other == this) return;
-  InternalSwap(other);
-}
-void ErrorResponse::InternalSwap(ErrorResponse* other) {
-  std::swap(error_code_, other->error_code_);
-  error_message_.Swap(&other->error_message_);
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  std::swap(_cached_size_, other->_cached_size_);
-}
-
-::google::protobuf::Metadata ErrorResponse::GetMetadata() const {
-  protobuf_AssignDescriptorsOnce();
-  ::google::protobuf::Metadata metadata;
-  metadata.descriptor = ErrorResponse_descriptor_;
-  metadata.reflection = ErrorResponse_reflection_;
-  return metadata;
-}
-
-#if PROTOBUF_INLINE_NOT_IN_HEADERS
-// ErrorResponse
-
-// optional int32 error_code = 1;
-void ErrorResponse::clear_error_code() {
-  error_code_ = 0;
-}
-::google::protobuf::int32 ErrorResponse::error_code() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ErrorResponse.error_code)
-  return error_code_;
-}
-void ErrorResponse::set_error_code(::google::protobuf::int32 value) {
-  
-  error_code_ = value;
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ErrorResponse.error_code)
-}
-
-// optional string error_message = 2;
-void ErrorResponse::clear_error_message() {
-  error_message_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-const ::std::string& ErrorResponse::error_message() const {
-  // @@protoc_insertion_point(field_get:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  return error_message_.GetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ErrorResponse::set_error_message(const ::std::string& value) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-void ErrorResponse::set_error_message(const char* value) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-void ErrorResponse::set_error_message(const char* value, size_t size) {
-  
-  error_message_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-::std::string* ErrorResponse::mutable_error_message() {
-  
-  // @@protoc_insertion_point(field_mutable:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  return error_message_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-::std::string* ErrorResponse::release_error_message() {
-  // @@protoc_insertion_point(field_release:grpc.reflection.v1alpha.ErrorResponse.error_message)
-  
-  return error_message_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
-}
-void ErrorResponse::set_allocated_error_message(::std::string* error_message) {
-  if (error_message != NULL) {
-    
-  } else {
-    
-  }
-  error_message_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), error_message);
-  // @@protoc_insertion_point(field_set_allocated:grpc.reflection.v1alpha.ErrorResponse.error_message)
-}
-
-inline const ErrorResponse* ErrorResponse::internal_default_instance() {
-  return &ErrorResponse_default_instance_.get();
-}
-#endif  // PROTOBUF_INLINE_NOT_IN_HEADERS
-
-// @@protoc_insertion_point(namespace_scope)
-
-}  // namespace v1alpha
-}  // namespace reflection
-}  // namespace grpc
-
-// @@protoc_insertion_point(global_scope)
diff --git a/src/cpp/server/server_builder.cc b/src/cpp/server/server_builder.cc
index 953a433..00a90bb 100644
--- a/src/cpp/server/server_builder.cc
+++ b/src/cpp/server/server_builder.cc
@@ -36,6 +36,7 @@
 #include <grpc++/impl/service_type.h>
 #include <grpc++/resource_quota.h>
 #include <grpc++/server.h>
+#include <grpc/support/cpu.h>
 #include <grpc/support/log.h>
 #include <grpc/support/useful.h>
 
@@ -55,6 +56,7 @@
 ServerBuilder::ServerBuilder()
     : max_receive_message_size_(-1),
       max_send_message_size_(-1),
+      sync_server_settings_(SyncServerSettings()),
       resource_quota_(nullptr),
       generic_service_(nullptr) {
   gpr_once_init(&once_init_plugin_list, do_plugin_list_init);
@@ -63,6 +65,7 @@
     auto& factory = *it;
     plugins_.emplace_back(factory());
   }
+
   // all compression algorithms enabled by default.
   enabled_compression_algorithms_bitset_ =
       (1u << GRPC_COMPRESS_ALGORITHMS_COUNT) - 1;
@@ -102,7 +105,7 @@
     gpr_log(GPR_ERROR,
             "Adding multiple AsyncGenericService is unsupported for now. "
             "Dropping the service %p",
-            service);
+            (void*)service);
   } else {
     generic_service_ = service;
   }
@@ -115,6 +118,25 @@
   return *this;
 }
 
+ServerBuilder& ServerBuilder::SetSyncServerOption(
+    ServerBuilder::SyncServerOption option, int val) {
+  switch (option) {
+    case NUM_CQS:
+      sync_server_settings_.num_cqs = val;
+      break;
+    case MIN_POLLERS:
+      sync_server_settings_.min_pollers = val;
+      break;
+    case MAX_POLLERS:
+      sync_server_settings_.max_pollers = val;
+      break;
+    case CQ_TIMEOUT_MSEC:
+      sync_server_settings_.cq_timeout_msec = val;
+      break;
+  }
+  return *this;
+}
+
 ServerBuilder& ServerBuilder::SetCompressionAlgorithmSupportStatus(
     grpc_compression_algorithm algorithm, bool enabled) {
   if (enabled) {
@@ -157,35 +179,24 @@
 }
 
 std::unique_ptr<Server> ServerBuilder::BuildAndStart() {
-  std::unique_ptr<ThreadPoolInterface> thread_pool;
-  bool has_sync_methods = false;
-  for (auto it = services_.begin(); it != services_.end(); ++it) {
-    if ((*it)->service->has_synchronous_methods()) {
-      if (!thread_pool) {
-        thread_pool.reset(CreateDefaultThreadPool());
-        has_sync_methods = true;
-        break;
-      }
-    }
-  }
   ChannelArguments args;
   for (auto option = options_.begin(); option != options_.end(); ++option) {
     (*option)->UpdateArguments(&args);
     (*option)->UpdatePlugins(&plugins_);
   }
+
   for (auto plugin = plugins_.begin(); plugin != plugins_.end(); plugin++) {
-    if (!thread_pool && (*plugin)->has_sync_methods()) {
-      thread_pool.reset(CreateDefaultThreadPool());
-      has_sync_methods = true;
-    }
     (*plugin)->UpdateChannelArguments(&args);
   }
+
   if (max_receive_message_size_ >= 0) {
     args.SetInt(GRPC_ARG_MAX_RECEIVE_MESSAGE_LENGTH, max_receive_message_size_);
   }
+
   if (max_send_message_size_ >= 0) {
     args.SetInt(GRPC_ARG_MAX_SEND_MESSAGE_LENGTH, max_send_message_size_);
   }
+
   args.SetInt(GRPC_COMPRESSION_CHANNEL_ENABLED_ALGORITHMS_BITSET,
               enabled_compression_algorithms_bitset_);
   if (maybe_default_compression_level_.is_set) {
@@ -196,31 +207,89 @@
     args.SetInt(GRPC_COMPRESSION_CHANNEL_DEFAULT_ALGORITHM,
                 maybe_default_compression_algorithm_.algorithm);
   }
+
   if (resource_quota_ != nullptr) {
     args.SetPointerWithVtable(GRPC_ARG_RESOURCE_QUOTA, resource_quota_,
                               grpc_resource_quota_arg_vtable());
   }
-  std::unique_ptr<Server> server(new Server(thread_pool.release(), true,
-                                            max_receive_message_size_, &args));
+
+  // == Determine if the server has any syncrhonous methods ==
+  bool has_sync_methods = false;
+  for (auto it = services_.begin(); it != services_.end(); ++it) {
+    if ((*it)->service->has_synchronous_methods()) {
+      has_sync_methods = true;
+      break;
+    }
+  }
+
+  if (!has_sync_methods) {
+    for (auto plugin = plugins_.begin(); plugin != plugins_.end(); plugin++) {
+      if ((*plugin)->has_sync_methods()) {
+        has_sync_methods = true;
+        break;
+      }
+    }
+  }
+
+  // If this is a Sync server, i.e a server expositing sync API, then the server
+  // needs to create some completion queues to listen for incoming requests.
+  // 'sync_server_cqs' are those internal completion queues.
+  //
+  // This is different from the completion queues added to the server via
+  // ServerBuilder's AddCompletionQueue() method (those completion queues
+  // are in 'cqs_' member variable of ServerBuilder object)
+  std::shared_ptr<std::vector<std::unique_ptr<ServerCompletionQueue>>>
+      sync_server_cqs(std::make_shared<
+                      std::vector<std::unique_ptr<ServerCompletionQueue>>>());
+
+  if (has_sync_methods) {
+    // This is a Sync server
+    gpr_log(GPR_INFO,
+            "Synchronous server. Num CQs: %d, Min pollers: %d, Max Pollers: "
+            "%d, CQ timeout (msec): %d",
+            sync_server_settings_.num_cqs, sync_server_settings_.min_pollers,
+            sync_server_settings_.max_pollers,
+            sync_server_settings_.cq_timeout_msec);
+
+    // Create completion queues to listen to incoming rpc requests
+    for (int i = 0; i < sync_server_settings_.num_cqs; i++) {
+      sync_server_cqs->emplace_back(new ServerCompletionQueue());
+    }
+  }
+
+  std::unique_ptr<Server> server(new Server(
+      max_receive_message_size_, &args, sync_server_cqs,
+      sync_server_settings_.min_pollers, sync_server_settings_.max_pollers,
+      sync_server_settings_.cq_timeout_msec));
+
   ServerInitializer* initializer = server->initializer();
 
-  // If the server has atleast one sync methods, we know that this is a Sync
-  // server or a Hybrid server and the completion queue (server->cq_) would be
-  // frequently polled.
-  int num_frequently_polled_cqs = has_sync_methods ? 1 : 0;
+  // Register all the completion queues with the server. i.e
+  //  1. sync_server_cqs: internal completion queues created IF this is a sync
+  //     server
+  //  2. cqs_: Completion queues added via AddCompletionQueue() call
 
-  for (auto cq = cqs_.begin(); cq != cqs_.end(); ++cq) {
-    // A completion queue that is not polled frequently (by calling Next() or
-    // AsyncNext()) is not safe to use for listening to incoming channels.
-    // Register all such completion queues as non-listening completion queues
-    // with the GRPC core library.
-    if ((*cq)->IsFrequentlyPolled()) {
-      grpc_server_register_completion_queue(server->server_, (*cq)->cq(),
+  // All sync cqs (if any) are frequently polled by ThreadManager
+  int num_frequently_polled_cqs = sync_server_cqs->size();
+
+  for (auto it = sync_server_cqs->begin(); it != sync_server_cqs->end(); ++it) {
+    grpc_server_register_completion_queue(server->server_, (*it)->cq(),
+                                          nullptr);
+  }
+
+  // cqs_ contains the completion queue added by calling the ServerBuilder's
+  // AddCompletionQueue() API. Some of them may not be frequently polled (i.e by
+  // calling Next() or AsyncNext()) and hence are not safe to be used for
+  // listening to incoming channels. Such completion queues must be registered
+  // as non-listening queues
+  for (auto it = cqs_.begin(); it != cqs_.end(); ++it) {
+    if ((*it)->IsFrequentlyPolled()) {
+      grpc_server_register_completion_queue(server->server_, (*it)->cq(),
                                             nullptr);
       num_frequently_polled_cqs++;
     } else {
       grpc_server_register_non_listening_completion_queue(server->server_,
-                                                          (*cq)->cq(), nullptr);
+                                                          (*it)->cq(), nullptr);
     }
   }
 
@@ -236,9 +305,11 @@
       return nullptr;
     }
   }
+
   for (auto plugin = plugins_.begin(); plugin != plugins_.end(); plugin++) {
     (*plugin)->InitServer(initializer);
   }
+
   if (generic_service_) {
     server->RegisterAsyncGenericService(generic_service_);
   } else {
@@ -251,6 +322,7 @@
       }
     }
   }
+
   for (auto port = ports_.begin(); port != ports_.end(); port++) {
     int r = server->AddListeningPort(port->addr, port->creds.get());
     if (!r) return nullptr;
@@ -258,13 +330,16 @@
       *port->selected_port = r;
     }
   }
+
   auto cqs_data = cqs_.empty() ? nullptr : &cqs_[0];
   if (!server->Start(cqs_data, cqs_.size())) {
     return nullptr;
   }
+
   for (auto plugin = plugins_.begin(); plugin != plugins_.end(); plugin++) {
     (*plugin)->Finish(initializer);
   }
+
   return server;
 }
 
diff --git a/src/cpp/server/server_cc.cc b/src/cpp/server/server_cc.cc
index 3f89275..d46942d 100644
--- a/src/cpp/server/server_cc.cc
+++ b/src/cpp/server/server_cc.cc
@@ -1,5 +1,4 @@
 /*
- *
  * Copyright 2015, Google Inc.
  * All rights reserved.
  *
@@ -52,7 +51,7 @@
 #include <grpc/support/log.h>
 
 #include "src/core/lib/profiling/timers.h"
-#include "src/cpp/server/thread_pool_interface.h"
+#include "src/cpp/thread_manager/thread_manager.h"
 
 namespace grpc {
 
@@ -118,12 +117,9 @@
   UnimplementedAsyncRequest* const request_;
 };
 
-class Server::ShutdownRequest GRPC_FINAL : public CompletionQueueTag {
+class ShutdownTag : public CompletionQueueTag {
  public:
-  bool FinalizeResult(void** tag, bool* status) {
-    delete this;
-    return false;
-  }
+  bool FinalizeResult(void** tag, bool* status) { return false; }
 };
 
 class Server::SyncRequest GRPC_FINAL : public CompletionQueueTag {
@@ -147,36 +143,6 @@
     grpc_metadata_array_destroy(&request_metadata_);
   }
 
-  static SyncRequest* Wait(CompletionQueue* cq, bool* ok) {
-    void* tag = nullptr;
-    *ok = false;
-    if (!cq->Next(&tag, ok)) {
-      return nullptr;
-    }
-    auto* mrd = static_cast<SyncRequest*>(tag);
-    GPR_ASSERT(mrd->in_flight_);
-    return mrd;
-  }
-
-  static bool AsyncWait(CompletionQueue* cq, SyncRequest** req, bool* ok,
-                        gpr_timespec deadline) {
-    void* tag = nullptr;
-    *ok = false;
-    switch (cq->AsyncNext(&tag, ok, deadline)) {
-      case CompletionQueue::TIMEOUT:
-        *req = nullptr;
-        return true;
-      case CompletionQueue::SHUTDOWN:
-        *req = nullptr;
-        return false;
-      case CompletionQueue::GOT_EVENT:
-        *req = static_cast<SyncRequest*>(tag);
-        GPR_ASSERT((*req)->in_flight_);
-        return true;
-    }
-    GPR_UNREACHABLE_CODE(return false);
-  }
-
   void SetupRequest() { cq_ = grpc_completion_queue_create(nullptr); }
 
   void TeardownRequest() {
@@ -266,7 +232,6 @@
   void* const tag_;
   bool in_flight_;
   const bool has_request_payload_;
-  uint32_t incoming_flags_;
   grpc_call* call_;
   grpc_call_details* call_details_;
   gpr_timespec deadline_;
@@ -275,33 +240,141 @@
   grpc_completion_queue* cq_;
 };
 
+// Implementation of ThreadManager. Each instance of SyncRequestThreadManager
+// manages a pool of threads that poll for incoming Sync RPCs and call the
+// appropriate RPC handlers
+class Server::SyncRequestThreadManager : public ThreadManager {
+ public:
+  SyncRequestThreadManager(Server* server, CompletionQueue* server_cq,
+                           std::shared_ptr<GlobalCallbacks> global_callbacks,
+                           int min_pollers, int max_pollers,
+                           int cq_timeout_msec)
+      : ThreadManager(min_pollers, max_pollers),
+        server_(server),
+        server_cq_(server_cq),
+        cq_timeout_msec_(cq_timeout_msec),
+        global_callbacks_(global_callbacks) {}
+
+  WorkStatus PollForWork(void** tag, bool* ok) GRPC_OVERRIDE {
+    *tag = nullptr;
+    gpr_timespec deadline =
+        gpr_time_from_millis(cq_timeout_msec_, GPR_TIMESPAN);
+
+    switch (server_cq_->AsyncNext(tag, ok, deadline)) {
+      case CompletionQueue::TIMEOUT:
+        return TIMEOUT;
+      case CompletionQueue::SHUTDOWN:
+        return SHUTDOWN;
+      case CompletionQueue::GOT_EVENT:
+        return WORK_FOUND;
+    }
+
+    GPR_UNREACHABLE_CODE(return TIMEOUT);
+  }
+
+  void DoWork(void* tag, bool ok) GRPC_OVERRIDE {
+    SyncRequest* sync_req = static_cast<SyncRequest*>(tag);
+
+    if (!sync_req) {
+      // No tag. Nothing to work on. This is an unlikley scenario and possibly a
+      // bug in RPC Manager implementation.
+      gpr_log(GPR_ERROR, "Sync server. DoWork() was called with NULL tag");
+      return;
+    }
+
+    if (ok) {
+      // Calldata takes ownership of the completion queue inside sync_req
+      SyncRequest::CallData cd(server_, sync_req);
+      {
+        // Prepare for the next request
+        if (!IsShutdown()) {
+          sync_req->SetupRequest();  // Create new completion queue for sync_req
+          sync_req->Request(server_->c_server(), server_cq_->cq());
+        }
+      }
+
+      GPR_TIMER_SCOPE("cd.Run()", 0);
+      cd.Run(global_callbacks_);
+    }
+    // TODO (sreek) If ok is false here (which it isn't in case of
+    // grpc_request_registered_call), we should still re-queue the request
+    // object
+  }
+
+  void AddSyncMethod(RpcServiceMethod* method, void* tag) {
+    sync_requests_.emplace_back(new SyncRequest(method, tag));
+  }
+
+  void AddUnknownSyncMethod() {
+    if (!sync_requests_.empty()) {
+      unknown_method_.reset(new RpcServiceMethod(
+          "unknown", RpcMethod::BIDI_STREAMING, new UnknownMethodHandler));
+      sync_requests_.emplace_back(
+          new SyncRequest(unknown_method_.get(), nullptr));
+    }
+  }
+
+  void ShutdownAndDrainCompletionQueue() {
+    server_cq_->Shutdown();
+
+    // Drain any pending items from the queue
+    void* tag;
+    bool ok;
+    while (server_cq_->Next(&tag, &ok)) {
+      // Nothing to be done here
+    }
+  }
+
+  void Start() {
+    if (!sync_requests_.empty()) {
+      for (auto m = sync_requests_.begin(); m != sync_requests_.end(); m++) {
+        (*m)->SetupRequest();
+        (*m)->Request(server_->c_server(), server_cq_->cq());
+      }
+
+      Initialize();  // ThreadManager's Initialize()
+    }
+  }
+
+ private:
+  Server* server_;
+  CompletionQueue* server_cq_;
+  int cq_timeout_msec_;
+  std::vector<std::unique_ptr<SyncRequest>> sync_requests_;
+  std::unique_ptr<RpcServiceMethod> unknown_method_;
+  std::shared_ptr<Server::GlobalCallbacks> global_callbacks_;
+};
+
 static internal::GrpcLibraryInitializer g_gli_initializer;
-Server::Server(ThreadPoolInterface* thread_pool, bool thread_pool_owned,
-               int max_receive_message_size, ChannelArguments* args)
+Server::Server(
+    int max_receive_message_size, ChannelArguments* args,
+    std::shared_ptr<std::vector<std::unique_ptr<ServerCompletionQueue>>>
+        sync_server_cqs,
+    int min_pollers, int max_pollers, int sync_cq_timeout_msec)
     : max_receive_message_size_(max_receive_message_size),
+      sync_server_cqs_(sync_server_cqs),
       started_(false),
       shutdown_(false),
       shutdown_notified_(false),
-      num_running_cb_(0),
-      sync_methods_(new std::list<SyncRequest>),
       has_generic_service_(false),
       server_(nullptr),
-      thread_pool_(thread_pool),
-      thread_pool_owned_(thread_pool_owned),
       server_initializer_(new ServerInitializer(this)) {
   g_gli_initializer.summon();
   gpr_once_init(&g_once_init_callbacks, InitGlobalCallbacks);
   global_callbacks_ = g_callbacks;
   global_callbacks_->UpdateArguments(args);
+
+  for (auto it = sync_server_cqs_->begin(); it != sync_server_cqs_->end();
+       it++) {
+    sync_req_mgrs_.emplace_back(new SyncRequestThreadManager(
+        this, (*it).get(), global_callbacks_, min_pollers, max_pollers,
+        sync_cq_timeout_msec));
+  }
+
   grpc_channel_args channel_args;
   args->SetChannelArgs(&channel_args);
+
   server_ = grpc_server_create(&channel_args, nullptr);
-  if (thread_pool_ == nullptr) {
-    grpc_server_register_non_listening_completion_queue(server_, cq_.cq(),
-                                                        nullptr);
-  } else {
-    grpc_server_register_completion_queue(server_, cq_.cq(), nullptr);
-  }
 }
 
 Server::~Server() {
@@ -311,17 +384,14 @@
       lock.unlock();
       Shutdown();
     } else if (!started_) {
-      cq_.Shutdown();
+      // Shutdown the completion queues
+      for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+        (*it)->ShutdownAndDrainCompletionQueue();
+      }
     }
   }
-  void* got_tag;
-  bool ok;
-  GPR_ASSERT(!cq_.Next(&got_tag, &ok));
+
   grpc_server_destroy(server_);
-  if (thread_pool_owned_) {
-    delete thread_pool_;
-  }
-  delete sync_methods_;
 }
 
 void Server::SetGlobalCallbacks(GlobalCallbacks* callbacks) {
@@ -352,12 +422,14 @@
                "Can only register an asynchronous service against one server.");
     service->server_ = this;
   }
+
   const char* method_name = nullptr;
   for (auto it = service->methods_.begin(); it != service->methods_.end();
        ++it) {
     if (it->get() == nullptr) {  // Handled by generic service if any.
       continue;
     }
+
     RpcServiceMethod* method = it->get();
     void* tag = grpc_server_register_method(
         server_, method->name(), host ? host->c_str() : nullptr,
@@ -367,11 +439,15 @@
               method->name());
       return false;
     }
-    if (method->handler() == nullptr) {
+
+    if (method->handler() == nullptr) {  // Async method
       method->set_server_tag(tag);
     } else {
-      sync_methods_->emplace_back(method, tag);
+      for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+        (*it)->AddSyncMethod(method, tag);
+      }
     }
+
     method_name = method->name();
   }
 
@@ -406,28 +482,19 @@
   grpc_server_start(server_);
 
   if (!has_generic_service_) {
-    if (!sync_methods_->empty()) {
-      unknown_method_.reset(new RpcServiceMethod(
-          "unknown", RpcMethod::BIDI_STREAMING, new UnknownMethodHandler));
-      // Use of emplace_back with just constructor arguments is not accepted
-      // here by gcc-4.4 because it can't match the anonymous nullptr with a
-      // proper constructor implicitly. Construct the object and use push_back.
-      sync_methods_->push_back(SyncRequest(unknown_method_.get(), nullptr));
+    for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+      (*it)->AddUnknownSyncMethod();
     }
+
     for (size_t i = 0; i < num_cqs; i++) {
       if (cqs[i]->IsFrequentlyPolled()) {
         new UnimplementedAsyncRequest(this, cqs[i]);
       }
     }
   }
-  // Start processing rpcs.
-  if (!sync_methods_->empty()) {
-    for (auto m = sync_methods_->begin(); m != sync_methods_->end(); m++) {
-      m->SetupRequest();
-      m->Request(server_, cq_.cq());
-    }
 
-    ScheduleCallback();
+  for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+    (*it)->Start();
   }
 
   return true;
@@ -437,29 +504,43 @@
   grpc::unique_lock<grpc::mutex> lock(mu_);
   if (started_ && !shutdown_) {
     shutdown_ = true;
-    grpc_server_shutdown_and_notify(server_, cq_.cq(), new ShutdownRequest());
-    cq_.Shutdown();
-    lock.unlock();
-    // Spin, eating requests until the completion queue is completely shutdown.
-    // If the deadline expires then cancel anything that's pending and keep
-    // spinning forever until the work is actually drained.
-    // Since nothing else needs to touch state guarded by mu_, holding it
-    // through this loop is fine.
-    SyncRequest* request;
-    bool ok;
-    while (SyncRequest::AsyncWait(&cq_, &request, &ok, deadline)) {
-      if (request == NULL) {  // deadline expired
-        grpc_server_cancel_all_calls(server_);
-        deadline = gpr_inf_future(GPR_CLOCK_MONOTONIC);
-      } else if (ok) {
-        SyncRequest::CallData call_data(this, request);
-      }
-    }
-    lock.lock();
 
-    // Wait for running callbacks to finish.
-    while (num_running_cb_ != 0) {
-      callback_cv_.wait(lock);
+    /// The completion queue to use for server shutdown completion notification
+    CompletionQueue shutdown_cq;
+    ShutdownTag shutdown_tag;  // Dummy shutdown tag
+    grpc_server_shutdown_and_notify(server_, shutdown_cq.cq(), &shutdown_tag);
+
+    // Shutdown all ThreadManagers. This will try to gracefully stop all the
+    // threads in the ThreadManagers (once they process any inflight requests)
+    for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+      (*it)->Shutdown();  // ThreadManager's Shutdown()
+    }
+
+    shutdown_cq.Shutdown();
+
+    void* tag;
+    bool ok;
+    CompletionQueue::NextStatus status =
+        shutdown_cq.AsyncNext(&tag, &ok, deadline);
+
+    // If this timed out, it means we are done with the grace period for a clean
+    // shutdown. We should force a shutdown now by cancelling all inflight calls
+    if (status == CompletionQueue::NextStatus::TIMEOUT) {
+      grpc_server_cancel_all_calls(server_);
+    }
+    // Else in case of SHUTDOWN or GOT_EVENT, it means that the server has
+    // successfully shutdown
+
+    // Wait for threads in all ThreadManagers to terminate
+    for (auto it = sync_req_mgrs_.begin(); it != sync_req_mgrs_.end(); it++) {
+      (*it)->Wait();
+      (*it)->ShutdownAndDrainCompletionQueue();
+    }
+
+    // Drain the shutdown queue (if the previous call to AsyncNext() timed out
+    // and we didn't remove the tag from the queue yet)
+    while (shutdown_cq.Next(&tag, &ok)) {
+      // Nothing to be done here. Just ignore ok and tag values
     }
 
     shutdown_notified_ = true;
@@ -585,47 +666,6 @@
   request_->stream()->call_.PerformOps(this);
 }
 
-void Server::ScheduleCallback() {
-  {
-    grpc::unique_lock<grpc::mutex> lock(mu_);
-    num_running_cb_++;
-  }
-  thread_pool_->Add(std::bind(&Server::RunRpc, this));
-}
-
-void Server::RunRpc() {
-  // Wait for one more incoming rpc.
-  bool ok;
-  GPR_TIMER_SCOPE("Server::RunRpc", 0);
-  auto* mrd = SyncRequest::Wait(&cq_, &ok);
-  if (mrd) {
-    ScheduleCallback();
-    if (ok) {
-      SyncRequest::CallData cd(this, mrd);
-      {
-        mrd->SetupRequest();
-        grpc::unique_lock<grpc::mutex> lock(mu_);
-        if (!shutdown_) {
-          mrd->Request(server_, cq_.cq());
-        } else {
-          // destroy the structure that was created
-          mrd->TeardownRequest();
-        }
-      }
-      GPR_TIMER_SCOPE("cd.Run()", 0);
-      cd.Run(global_callbacks_);
-    }
-  }
-
-  {
-    grpc::unique_lock<grpc::mutex> lock(mu_);
-    num_running_cb_--;
-    if (shutdown_) {
-      callback_cv_.notify_all();
-    }
-  }
-}
-
 ServerInitializer* Server::initializer() { return server_initializer_.get(); }
 
 }  // namespace grpc
diff --git a/src/cpp/thread_manager/thread_manager.cc b/src/cpp/thread_manager/thread_manager.cc
new file mode 100644
index 0000000..caae4c4
--- /dev/null
+++ b/src/cpp/thread_manager/thread_manager.cc
@@ -0,0 +1,181 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <grpc++/impl/sync.h>
+#include <grpc++/impl/thd.h>
+#include <grpc/support/log.h>
+#include <climits>
+
+#include "src/cpp/thread_manager/thread_manager.h"
+
+namespace grpc {
+
+ThreadManager::WorkerThread::WorkerThread(ThreadManager* thd_mgr)
+    : thd_mgr_(thd_mgr), thd_(&ThreadManager::WorkerThread::Run, this) {}
+
+void ThreadManager::WorkerThread::Run() {
+  thd_mgr_->MainWorkLoop();
+  thd_mgr_->MarkAsCompleted(this);
+}
+
+ThreadManager::WorkerThread::~WorkerThread() { thd_.join(); }
+
+ThreadManager::ThreadManager(int min_pollers, int max_pollers)
+    : shutdown_(false),
+      num_pollers_(0),
+      min_pollers_(min_pollers),
+      max_pollers_(max_pollers == -1 ? INT_MAX : max_pollers),
+      num_threads_(0) {}
+
+ThreadManager::~ThreadManager() {
+  {
+    std::unique_lock<grpc::mutex> lock(mu_);
+    GPR_ASSERT(num_threads_ == 0);
+  }
+
+  CleanupCompletedThreads();
+}
+
+void ThreadManager::Wait() {
+  std::unique_lock<grpc::mutex> lock(mu_);
+  while (num_threads_ != 0) {
+    shutdown_cv_.wait(lock);
+  }
+}
+
+void ThreadManager::Shutdown() {
+  std::unique_lock<grpc::mutex> lock(mu_);
+  shutdown_ = true;
+}
+
+bool ThreadManager::IsShutdown() {
+  std::unique_lock<grpc::mutex> lock(mu_);
+  return shutdown_;
+}
+
+void ThreadManager::MarkAsCompleted(WorkerThread* thd) {
+  {
+    std::unique_lock<grpc::mutex> list_lock(list_mu_);
+    completed_threads_.push_back(thd);
+  }
+
+  grpc::unique_lock<grpc::mutex> lock(mu_);
+  num_threads_--;
+  if (num_threads_ == 0) {
+    shutdown_cv_.notify_one();
+  }
+}
+
+void ThreadManager::CleanupCompletedThreads() {
+  std::unique_lock<grpc::mutex> lock(list_mu_);
+  for (auto thd = completed_threads_.begin(); thd != completed_threads_.end();
+       thd = completed_threads_.erase(thd)) {
+    delete *thd;
+  }
+}
+
+void ThreadManager::Initialize() {
+  for (int i = 0; i < min_pollers_; i++) {
+    MaybeCreatePoller();
+  }
+}
+
+// If the number of pollers (i.e threads currently blocked in PollForWork()) is
+// less than max threshold (i.e max_pollers_) and the total number of threads is
+// below the maximum threshold, we can let the current thread continue as poller
+bool ThreadManager::MaybeContinueAsPoller() {
+  std::unique_lock<grpc::mutex> lock(mu_);
+  if (shutdown_ || num_pollers_ > max_pollers_) {
+    return false;
+  }
+
+  num_pollers_++;
+  return true;
+}
+
+// Create a new poller if the current number of pollers i.e num_pollers_ (i.e
+// threads currently blocked in PollForWork()) is below the threshold (i.e
+// min_pollers_) and the total number of threads is below the maximum threshold
+void ThreadManager::MaybeCreatePoller() {
+  grpc::unique_lock<grpc::mutex> lock(mu_);
+  if (!shutdown_ && num_pollers_ < min_pollers_) {
+    num_pollers_++;
+    num_threads_++;
+
+    // Create a new thread (which ends up calling the MainWorkLoop() function
+    new WorkerThread(this);
+  }
+}
+
+void ThreadManager::MainWorkLoop() {
+  void* tag;
+  bool ok;
+
+  /*
+   1. Poll for work (i.e PollForWork())
+   2. After returning from PollForWork, reduce the number of pollers by 1. If
+      PollForWork() returned a TIMEOUT, then it may indicate that we have more
+      polling threads than needed. Check if the number of pollers is greater
+      than min_pollers and if so, terminate the thread.
+   3. Since we are short of one poller now, see if a new poller has to be
+      created (i.e see MaybeCreatePoller() for more details)
+   4. Do the actual work (DoWork())
+   5. After doing the work, see it this thread can resume polling work (i.e
+      see MaybeContinueAsPoller() for more details) */
+  do {
+    WorkStatus work_status = PollForWork(&tag, &ok);
+
+    {
+      grpc::unique_lock<grpc::mutex> lock(mu_);
+      num_pollers_--;
+
+      if (work_status == TIMEOUT && num_pollers_ > min_pollers_) {
+        break;
+      }
+    }
+
+    // Note that MaybeCreatePoller does check for shutdown and creates a new
+    // thread only if ThreadManager is not shutdown
+    if (work_status == WORK_FOUND) {
+      MaybeCreatePoller();
+      DoWork(tag, ok);
+    }
+  } while (MaybeContinueAsPoller());
+
+  CleanupCompletedThreads();
+
+  // If we are here, either ThreadManager is shutting down or it already has
+  // enough threads.
+}
+
+}  // namespace grpc
diff --git a/src/cpp/thread_manager/thread_manager.h b/src/cpp/thread_manager/thread_manager.h
new file mode 100644
index 0000000..9cfdb8a
--- /dev/null
+++ b/src/cpp/thread_manager/thread_manager.h
@@ -0,0 +1,159 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef GRPC_INTERNAL_CPP_THREAD_MANAGER_H
+#define GRPC_INTERNAL_CPP_THREAD_MANAGER_H
+
+#include <list>
+#include <memory>
+
+#include <grpc++/impl/sync.h>
+#include <grpc++/impl/thd.h>
+#include <grpc++/support/config.h>
+
+namespace grpc {
+
+class ThreadManager {
+ public:
+  explicit ThreadManager(int min_pollers, int max_pollers);
+  virtual ~ThreadManager();
+
+  // Initializes and Starts the Rpc Manager threads
+  void Initialize();
+
+  // The return type of PollForWork() function
+  enum WorkStatus { WORK_FOUND, SHUTDOWN, TIMEOUT };
+
+  // "Polls" for new work.
+  // If the return value is WORK_FOUND:
+  //  - The implementaion of PollForWork() MAY set some opaque identifier to
+  //    (identify the work item found) via the '*tag' parameter
+  //  - The implementaion MUST set the value of 'ok' to 'true' or 'false'. A
+  //    value of 'false' indicates some implemenation specific error (that is
+  //    neither SHUTDOWN nor TIMEOUT)
+  //  - ThreadManager does not interpret the values of 'tag' and 'ok'
+  //  - ThreadManager WILL call DoWork() and pass '*tag' and 'ok' as input to
+  //    DoWork()
+  //
+  // If the return value is SHUTDOWN:,
+  //  - ThreadManager WILL NOT call DoWork() and terminates the thead
+  //
+  // If the return value is TIMEOUT:,
+  //  - ThreadManager WILL NOT call DoWork()
+  //  - ThreadManager MAY terminate the thread depending on the current number
+  //    of active poller threads and mix_pollers/max_pollers settings
+  //  - Also, the value of timeout is specific to the derived class
+  //    implementation
+  virtual WorkStatus PollForWork(void** tag, bool* ok) = 0;
+
+  // The implementation of DoWork() is supposed to perform the work found by
+  // PollForWork(). The tag and ok parameters are the same as returned by
+  // PollForWork()
+  //
+  // The implementation of DoWork() should also do any setup needed to ensure
+  // that the next call to PollForWork() (not necessarily by the current thread)
+  // actually finds some work
+  virtual void DoWork(void* tag, bool ok) = 0;
+
+  // Mark the ThreadManager as shutdown and begin draining the work. This is a
+  // non-blocking call and the caller should call Wait(), a blocking call which
+  // returns only once the shutdown is complete
+  void Shutdown();
+
+  // Has Shutdown() been called
+  bool IsShutdown();
+
+  // A blocking call that returns only after the ThreadManager has shutdown and
+  // all the threads have drained all the outstanding work
+  void Wait();
+
+ private:
+  // Helper wrapper class around std::thread. This takes a ThreadManager object
+  // and starts a new std::thread to calls the Run() function.
+  //
+  // The Run() function calls ThreadManager::MainWorkLoop() function and once
+  // that completes, it marks the WorkerThread completed by calling
+  // ThreadManager::MarkAsCompleted()
+  class WorkerThread {
+   public:
+    WorkerThread(ThreadManager* thd_mgr);
+    ~WorkerThread();
+
+   private:
+    // Calls thd_mgr_->MainWorkLoop() and once that completes, calls
+    // thd_mgr_>MarkAsCompleted(this) to mark the thread as completed
+    void Run();
+
+    ThreadManager* thd_mgr_;
+    grpc::thread thd_;
+  };
+
+  // The main funtion in ThreadManager
+  void MainWorkLoop();
+
+  // Create a new poller if the number of current pollers is less than the
+  // minimum number of pollers needed (i.e min_pollers).
+  void MaybeCreatePoller();
+
+  // Returns true if the current thread can resume as a poller. i.e if the
+  // current number of pollers is less than the max_pollers.
+  bool MaybeContinueAsPoller();
+
+  void MarkAsCompleted(WorkerThread* thd);
+  void CleanupCompletedThreads();
+
+  // Protects shutdown_, num_pollers_ and num_threads_
+  // TODO: sreek - Change num_pollers and num_threads_ to atomics
+  grpc::mutex mu_;
+
+  bool shutdown_;
+  grpc::condition_variable shutdown_cv_;
+
+  // Number of threads doing polling
+  int num_pollers_;
+
+  // The minimum and maximum number of threads that should be doing polling
+  int min_pollers_;
+  int max_pollers_;
+
+  // The total number of threads (includes threads includes the threads that are
+  // currently polling i.e num_pollers_)
+  int num_threads_;
+
+  grpc::mutex list_mu_;
+  std::list<WorkerThread*> completed_threads_;
+};
+
+}  // namespace grpc
+
+#endif  // GRPC_INTERNAL_CPP_THREAD_MANAGER_H
diff --git a/src/objective-c/GRPCClient/GRPCCall+ChannelArg.h b/src/objective-c/GRPCClient/GRPCCall+ChannelArg.h
index c1623a0..4a3f3fa 100644
--- a/src/objective-c/GRPCClient/GRPCCall+ChannelArg.h
+++ b/src/objective-c/GRPCClient/GRPCCall+ChannelArg.h
@@ -40,18 +40,15 @@
 @interface GRPCCall (ChannelArg)
 
 /**
- * Use the provided @c userAgentPrefix at the beginning of the HTTP User Agent
- * string for all calls to the specified @c host.
+ * Use the provided @c userAgentPrefix at the beginning of the HTTP User Agent string for all calls
+ * to the specified @c host.
  */
-+ (void)setUserAgentPrefix:(nonnull NSString *)userAgentPrefix
-                   forHost:(nonnull NSString *)host;
++ (void)setUserAgentPrefix:(nonnull NSString *)userAgentPrefix forHost:(nonnull NSString *)host;
 
-/** The default response size limit is 4MB. Set this to override that default.
- */
+/** The default response size limit is 4MB. Set this to override that default. */
 + (void)setResponseSizeLimit:(NSUInteger)limit forHost:(nonnull NSString *)host;
 
-+ (void)closeOpenConnections DEPRECATED_MSG_ATTRIBUTE(
-    "The API for this feature is experimental, "
-    "and might be removed or modified at any "
-    "time.");
++ (void)closeOpenConnections DEPRECATED_MSG_ATTRIBUTE("The API for this feature is experimental, "
+                                                      "and might be removed or modified at any "
+                                                      "time.");
 @end
diff --git a/src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h b/src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h
index beae0d1..ac2a37d 100644
--- a/src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h
+++ b/src/objective-c/GRPCClient/GRPCCall+ChannelCredentials.h
@@ -33,26 +33,24 @@
 
 #import "GRPCCall.h"
 
-/** Helpers for setting TLS Trusted Roots, Client Certificates, and Private Key
- */
+/** Helpers for setting TLS Trusted Roots, Client Certificates, and Private Key */
 @interface GRPCCall (ChannelCredentials)
 
 /**
- * Use the provided @c pemRootCert as the set of trusted root Certificate
- * Authorities for @c host.
+ * Use the provided @c pemRootCert as the set of trusted root Certificate Authorities for @c host.
  */
 + (BOOL)setTLSPEMRootCerts:(nullable NSString *)pemRootCert
                    forHost:(nonnull NSString *)host
-                     error:(NSError *_Nullable *_Nullable)errorPtr;
+                     error:(NSError * _Nullable * _Nullable)errorPtr;
 /**
- * Configures @c host with TLS/SSL Client Credentials and optionally trusted
- * root Certificate Authorities. If @c pemRootCerts is nil, the default CA
- * Certificates bundled with gRPC will be used.
+ * Configures @c host with TLS/SSL Client Credentials and optionally trusted root Certificate
+ * Authorities. If @c pemRootCerts is nil, the default CA Certificates bundled with gRPC will be
+ * used.
  */
 + (BOOL)setTLSPEMRootCerts:(nullable NSString *)pemRootCerts
             withPrivateKey:(nullable NSString *)pemPrivateKey
              withCertChain:(nullable NSString *)pemCertChain
                    forHost:(nonnull NSString *)host
-                     error:(NSError *_Nullable *_Nullable)errorPtr;
+                     error:(NSError * _Nullable * _Nullable)errorPtr;
 
 @end
diff --git a/src/objective-c/GRPCClient/GRPCCall+OAuth2.h b/src/objective-c/GRPCClient/GRPCCall+OAuth2.h
index 467c633..6b44387 100644
--- a/src/objective-c/GRPCClient/GRPCCall+OAuth2.h
+++ b/src/objective-c/GRPCClient/GRPCCall+OAuth2.h
@@ -37,17 +37,15 @@
 @interface GRPCCall (OAuth2)
 
 /**
- * Setting this property is equivalent to setting "Bearer <passed token>" as the
- * value of the request header with key "authorization" (the authorization
- * header). Setting it to nil removes the authorization header from the request.
- * The value obtained by getting the property is the OAuth2 bearer token if the
- * authorization header of the request has the form "Bearer <token>", or nil
- * otherwise.
+ * Setting this property is equivalent to setting "Bearer <passed token>" as the value of the
+ * request header with key "authorization" (the authorization header). Setting it to nil removes the
+ * authorization header from the request.
+ * The value obtained by getting the property is the OAuth2 bearer token if the authorization header
+ * of the request has the form "Bearer <token>", or nil otherwise.
  */
 @property(atomic, copy) NSString *oauth2AccessToken;
 
-/** Returns the value (if any) of the "www-authenticate" response header (the
- * challenge header). */
+/** Returns the value (if any) of the "www-authenticate" response header (the challenge header). */
 @property(atomic, readonly) NSString *oauth2ChallengeHeader;
 
 @end
diff --git a/src/objective-c/GRPCClient/GRPCCall+Tests.h b/src/objective-c/GRPCClient/GRPCCall+Tests.h
index f517f3a..184ad09 100644
--- a/src/objective-c/GRPCClient/GRPCCall+Tests.h
+++ b/src/objective-c/GRPCClient/GRPCCall+Tests.h
@@ -34,36 +34,33 @@
 #import "GRPCCall.h"
 
 /**
- * Methods to let tune down the security of gRPC connections for specific hosts.
- * These shouldn't be used in releases, but are sometimes needed for testing.
+ * Methods to let tune down the security of gRPC connections for specific hosts. These shouldn't be
+ * used in releases, but are sometimes needed for testing.
  */
 @interface GRPCCall (Tests)
 
 /**
- * Establish all SSL connections to the provided host using the passed SSL
- * target name and the root certificates found in the file at |certsPath|.
+ * Establish all SSL connections to the provided host using the passed SSL target name and the root
+ * certificates found in the file at |certsPath|.
  *
- * Must be called before any gRPC call to that host is made. It's illegal to
- * pass the same host to more than one invocation of the methods of this
- * category.
+ * Must be called before any gRPC call to that host is made. It's illegal to pass the same host to
+ * more than one invocation of the methods of this category.
  */
 + (void)useTestCertsPath:(NSString *)certsPath
                 testName:(NSString *)testName
                  forHost:(NSString *)host;
 
 /**
- * Establish all connections to the provided host using cleartext instead of
- * SSL.
+ * Establish all connections to the provided host using cleartext instead of SSL.
  *
- * Must be called before any gRPC call to that host is made. It's illegal to
- * pass the same host to more than one invocation of the methods of this
- * category.
+ * Must be called before any gRPC call to that host is made. It's illegal to pass the same host to
+ * more than one invocation of the methods of this category.
  */
 + (void)useInsecureConnectionsForHost:(NSString *)host;
 
 /**
- * Resets all host configurations to their default values, and flushes all
- * connections from the cache.
+ * Resets all host configurations to their default values, and flushes all connections from the
+ * cache.
  */
 + (void)resetHostSettings;
 @end
diff --git a/src/objective-c/GRPCClient/GRPCCall.h b/src/objective-c/GRPCClient/GRPCCall.h
index 5ed160d..7645bb1 100644
--- a/src/objective-c/GRPCClient/GRPCCall.h
+++ b/src/objective-c/GRPCClient/GRPCCall.h
@@ -34,18 +34,17 @@
 /**
  * The gRPC protocol is an RPC protocol on top of HTTP2.
  *
- * While the most common type of RPC receives only one request message and
- * returns only one response message, the protocol also supports RPCs that
- * return multiple individual messages in a streaming fashion, RPCs that accept
- * a stream of request messages, or RPCs with both streaming requests and
+ * While the most common type of RPC receives only one request message and returns only one response
+ * message, the protocol also supports RPCs that return multiple individual messages in a streaming
+ * fashion, RPCs that accept a stream of request messages, or RPCs with both streaming requests and
  * responses.
  *
- * Conceptually, each gRPC call consists of a bidirectional stream of binary
- * messages, with RPCs of the "non-streaming type" sending only one message in
- * the corresponding direction (the protocol doesn't make any distinction).
+ * Conceptually, each gRPC call consists of a bidirectional stream of binary messages, with RPCs of
+ * the "non-streaming type" sending only one message in the corresponding direction (the protocol
+ * doesn't make any distinction).
  *
- * Each RPC uses a different HTTP2 stream, and thus multiple simultaneous RPCs
- * can be multiplexed transparently on the same TCP connection.
+ * Each RPC uses a different HTTP2 stream, and thus multiple simultaneous RPCs can be multiplexed
+ * transparently on the same TCP connection.
  */
 
 #import <Foundation/Foundation.h>
@@ -60,56 +59,51 @@
 
 /**
  * gRPC error codes.
- * Note that a few of these are never produced by the gRPC libraries, but are of
- * general utility for server applications to produce.
+ * Note that a few of these are never produced by the gRPC libraries, but are of general utility for
+ * server applications to produce.
  */
 typedef NS_ENUM(NSUInteger, GRPCErrorCode) {
   /** The operation was cancelled (typically by the caller). */
   GRPCErrorCodeCancelled = 1,
 
   /**
-   * Unknown error. Errors raised by APIs that do not return enough error
-   * information may be
+   * Unknown error. Errors raised by APIs that do not return enough error information may be
    * converted to this error.
    */
   GRPCErrorCodeUnknown = 2,
 
   /**
-   * The client specified an invalid argument. Note that this differs from
-   * FAILED_PRECONDITION.
-   * INVALID_ARGUMENT indicates arguments that are problematic regardless of the
-   * state of the server (e.g., a malformed file name).
+   * The client specified an invalid argument. Note that this differs from FAILED_PRECONDITION.
+   * INVALID_ARGUMENT indicates arguments that are problematic regardless of the state of the
+   * server (e.g., a malformed file name).
    */
   GRPCErrorCodeInvalidArgument = 3,
 
   /**
-   * Deadline expired before operation could complete. For operations that
-   * change the state of the server, this error may be returned even if the
-   * operation has completed successfully. For example, a successful response
-   * from the server could have been delayed long enough for the deadline to
-   * expire.
+   * Deadline expired before operation could complete. For operations that change the state of the
+   * server, this error may be returned even if the operation has completed successfully. For
+   * example, a successful response from the server could have been delayed long enough for the
+   * deadline to expire.
    */
   GRPCErrorCodeDeadlineExceeded = 4,
 
   /** Some requested entity (e.g., file or directory) was not found. */
   GRPCErrorCodeNotFound = 5,
 
-  /** Some entity that we attempted to create (e.g., file or directory) already
-     exists. */
+  /** Some entity that we attempted to create (e.g., file or directory) already exists. */
   GRPCErrorCodeAlreadyExists = 6,
 
   /**
-   * The caller does not have permission to execute the specified operation.
-   * PERMISSION_DENIED isn't used for rejections caused by exhausting some
-   * resource (RESOURCE_EXHAUSTED is used instead for those errors).
-   * PERMISSION_DENIED doesn't indicate a failure to identify the caller
+   * The caller does not have permission to execute the specified operation. PERMISSION_DENIED isn't
+   * used for rejections caused by exhausting some resource (RESOURCE_EXHAUSTED is used instead for
+   * those errors). PERMISSION_DENIED doesn't indicate a failure to identify the caller
    * (UNAUTHENTICATED is used instead for those errors).
    */
   GRPCErrorCodePermissionDenied = 7,
 
   /**
-   * The request does not have valid authentication credentials for the
-   * operation (e.g. the caller's identity can't be verified).
+   * The request does not have valid authentication credentials for the operation (e.g. the caller's
+   * identity can't be verified).
    */
   GRPCErrorCodeUnauthenticated = 16,
 
@@ -117,47 +111,42 @@
   GRPCErrorCodeResourceExhausted = 8,
 
   /**
-   * The RPC was rejected because the server is not in a state required for the
-   * procedure's
+   * The RPC was rejected because the server is not in a state required for the procedure's
    * execution. For example, a directory to be deleted may be non-empty, etc.
-   * The client should not retry until the server state has been explicitly
-   * fixed (e.g. by
-   * performing another RPC). The details depend on the service being called,
-   * and should be found in the NSError's userInfo.
+   * The client should not retry until the server state has been explicitly fixed (e.g. by
+   * performing another RPC). The details depend on the service being called, and should be found in
+   * the NSError's userInfo.
    */
   GRPCErrorCodeFailedPrecondition = 9,
 
   /**
-   * The RPC was aborted, typically due to a concurrency issue like sequencer
-   * check failures, transaction aborts, etc. The client should retry at a
-   * higher-level (e.g., restarting a read-modify-write sequence).
+   * The RPC was aborted, typically due to a concurrency issue like sequencer check failures,
+   * transaction aborts, etc. The client should retry at a higher-level (e.g., restarting a read-
+   * modify-write sequence).
    */
   GRPCErrorCodeAborted = 10,
 
   /**
-   * The RPC was attempted past the valid range. E.g., enumerating past the end
-   * of a list.
-   * Unlike INVALID_ARGUMENT, this error indicates a problem that may be fixed
-   * if the system state changes. For example, an RPC to get elements of a list
-   * will generate INVALID_ARGUMENT if asked to return the element at a negative
-   * index, but it will generate OUT_OF_RANGE if asked to return the element at
-   * an index past the current size of the list.
+   * The RPC was attempted past the valid range. E.g., enumerating past the end of a list.
+   * Unlike INVALID_ARGUMENT, this error indicates a problem that may be fixed if the system state
+   * changes. For example, an RPC to get elements of a list will generate INVALID_ARGUMENT if asked
+   * to return the element at a negative index, but it will generate OUT_OF_RANGE if asked to return
+   * the element at an index past the current size of the list.
    */
   GRPCErrorCodeOutOfRange = 11,
 
-  /** The procedure is not implemented or not supported/enabled in this server.
-     */
+  /** The procedure is not implemented or not supported/enabled in this server. */
   GRPCErrorCodeUnimplemented = 12,
 
   /**
-   * Internal error. Means some invariant expected by the server application or
-   * the gRPC library has been broken.
+   * Internal error. Means some invariant expected by the server application or the gRPC library has
+   * been broken.
    */
   GRPCErrorCodeInternal = 13,
 
   /**
-   * The server is currently unavailable. This is most likely a transient
-   * condition and may be corrected by retrying with a backoff.
+   * The server is currently unavailable. This is most likely a transient condition and may be
+   * corrected by retrying with a backoff.
    */
   GRPCErrorCodeUnavailable = 14,
 
@@ -169,19 +158,17 @@
  * Safety remark of a gRPC method as defined in RFC 2616 Section 9.1
  */
 typedef NS_ENUM(NSUInteger, GRPCCallSafety) {
-  /** Signal that there is no guarantees on how the call affects the server
-     state. */
+  /** Signal that there is no guarantees on how the call affects the server state. */
   GRPCCallSafetyDefault = 0,
   /** Signal that the call is idempotent. gRPC is free to use PUT verb. */
   GRPCCallSafetyIdempotentRequest = 1,
-  /** Signal that the call is cacheable and will not affect server state. gRPC
-     is free to use GET verb. */
+  /** Signal that the call is cacheable and will not affect server state. gRPC is free to use GET verb. */
   GRPCCallSafetyCacheableRequest = 2,
 };
 
 /**
- * Keys used in |NSError|'s |userInfo| dictionary to store the response headers
- * and trailers sent by the server.
+ * Keys used in |NSError|'s |userInfo| dictionary to store the response headers and trailers sent by
+ * the server.
  */
 extern id const kGRPCHeadersKey;
 extern id const kGRPCTrailersKey;
@@ -192,24 +179,20 @@
 @interface GRPCCall : GRXWriter
 
 /**
- * The container of the request headers of an RPC conforms to this protocol,
- * which is a subset of NSMutableDictionary's interface. It will become a
- * NSMutableDictionary later on. The keys of this container are the header
- * names, which per the HTTP standard are case-insensitive. They are stored in
- * lowercase (which is how HTTP/2 mandates them on the wire), and can only
- * consist of ASCII characters.
- * A header value is a NSString object (with only ASCII characters), unless the
- * header name has the suffix "-bin", in which case the value has to be a NSData
- * object.
+ * The container of the request headers of an RPC conforms to this protocol, which is a subset of
+ * NSMutableDictionary's interface. It will become a NSMutableDictionary later on.
+ * The keys of this container are the header names, which per the HTTP standard are case-
+ * insensitive. They are stored in lowercase (which is how HTTP/2 mandates them on the wire), and
+ * can only consist of ASCII characters.
+ * A header value is a NSString object (with only ASCII characters), unless the header name has the
+ * suffix "-bin", in which case the value has to be a NSData object.
  */
 /**
- * These HTTP headers will be passed to the server as part of this call. Each
- * HTTP header is a name-value pair with string names and either string or
- * binary values.
+ * These HTTP headers will be passed to the server as part of this call. Each HTTP header is a
+ * name-value pair with string names and either string or binary values.
  *
- * The passed dictionary has to use NSString keys, corresponding to the header
- * names. The value associated to each can be a NSString object or a NSData
- * object. E.g.:
+ * The passed dictionary has to use NSString keys, corresponding to the header names. The value
+ * associated to each can be a NSString object or a NSData object. E.g.:
  *
  * call.requestHeaders = @{@"authorization": @"Bearer ..."};
  *
@@ -222,61 +205,53 @@
 @property(atomic, readonly) NSMutableDictionary *requestHeaders;
 
 /**
- * This dictionary is populated with the HTTP headers received from the server.
- * This happens before any response message is received from the server. It has
- * the same structure as the request headers dictionary: Keys are NSString
- * header names; names ending with the suffix "-bin" have a NSData value; the
- * others have a NSString value.
+ * This dictionary is populated with the HTTP headers received from the server. This happens before
+ * any response message is received from the server. It has the same structure as the request
+ * headers dictionary: Keys are NSString header names; names ending with the suffix "-bin" have a
+ * NSData value; the others have a NSString value.
  *
- * The value of this property is nil until all response headers are received,
- * and will change before any of -writeValue: or -writesFinishedWithError: are
- * sent to the writeable.
+ * The value of this property is nil until all response headers are received, and will change before
+ * any of -writeValue: or -writesFinishedWithError: are sent to the writeable.
  */
 @property(atomic, readonly) NSDictionary *responseHeaders;
 
 /**
- * Same as responseHeaders, but populated with the HTTP trailers received from
- * the server before the call finishes.
+ * Same as responseHeaders, but populated with the HTTP trailers received from the server before the
+ * call finishes.
  *
- * The value of this property is nil until all response trailers are received,
- * and will change before -writesFinishedWithError: is sent to the writeable.
+ * The value of this property is nil until all response trailers are received, and will change
+ * before -writesFinishedWithError: is sent to the writeable.
  */
 @property(atomic, readonly) NSDictionary *responseTrailers;
 
 /**
- * The request writer has to write NSData objects into the provided Writeable.
- * The server will receive each of those separately and in order as distinct
- * messages.
- * A gRPC call might not complete until the request writer finishes. On the
- * other hand, the request finishing doesn't necessarily make the call to
- * finish, as the server might continue sending messages to the response side of
- * the call indefinitely (depending on the semantics of the specific remote
- * method called).
+ * The request writer has to write NSData objects into the provided Writeable. The server will
+ * receive each of those separately and in order as distinct messages.
+ * A gRPC call might not complete until the request writer finishes. On the other hand, the request
+ * finishing doesn't necessarily make the call to finish, as the server might continue sending
+ * messages to the response side of the call indefinitely (depending on the semantics of the
+ * specific remote method called).
  * To finish a call right away, invoke cancel.
- * host parameter should not contain the scheme (http:// or https://), only the
- * name or IP addr and the port number, for example @"localhost:5050".
+ * host parameter should not contain the scheme (http:// or https://), only the name or IP addr
+ * and the port number, for example @"localhost:5050".
  */
 - (instancetype)initWithHost:(NSString *)host
                         path:(NSString *)path
-              requestsWriter:(GRXWriter *)requestsWriter
-    NS_DESIGNATED_INITIALIZER;
+              requestsWriter:(GRXWriter *)requestsWriter NS_DESIGNATED_INITIALIZER;
 
 /**
- * Finishes the request side of this call, notifies the server that the RPC
- * should be cancelled, and finishes the response side of the call with an error
- * of code CANCELED.
+ * Finishes the request side of this call, notifies the server that the RPC should be cancelled, and
+ * finishes the response side of the call with an error of code CANCELED.
  */
 - (void)cancel;
 
 /**
  * Set the call flag for a specific host path.
  *
- * Host parameter should not contain the scheme (http:// or https://), only the
- * name or IP addr and the port number, for example @"localhost:5050".
+ * Host parameter should not contain the scheme (http:// or https://), only the name or IP addr
+ * and the port number, for example @"localhost:5050".
  */
-+ (void)setCallSafety:(GRPCCallSafety)callSafety
-                 host:(NSString *)host
-                 path:(NSString *)path;
++ (void)setCallSafety:(GRPCCallSafety)callSafety host:(NSString *)host path:(NSString *)path;
 
 // TODO(jcanizales): Let specify a deadline. As a category of GRXWriter?
 @end
@@ -285,7 +260,7 @@
 
 /** This protocol is kept for backwards compatibility with existing code. */
 DEPRECATED_MSG_ATTRIBUTE("Use NSDictionary or NSMutableDictionary instead.")
-@protocol GRPCRequestHeaders<NSObject>
+@protocol GRPCRequestHeaders <NSObject>
 @property(nonatomic, readonly) NSUInteger count;
 
 - (id)objectForKeyedSubscript:(id)key;
@@ -298,6 +273,6 @@
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wdeprecated"
 /** This is only needed for backwards-compatibility. */
-@interface NSMutableDictionary (GRPCRequestHeaders)<GRPCRequestHeaders>
+@interface NSMutableDictionary (GRPCRequestHeaders) <GRPCRequestHeaders>
 @end
 #pragma clang diagnostic pop
diff --git a/src/objective-c/GRPCClient/GRPCCall.m b/src/objective-c/GRPCClient/GRPCCall.m
index 85d141a..44393f6 100644
--- a/src/objective-c/GRPCClient/GRPCCall.m
+++ b/src/objective-c/GRPCClient/GRPCCall.m
@@ -33,9 +33,9 @@
 
 #import "GRPCCall.h"
 
-#import <RxLibrary/GRXConcurrentWriteable.h>
 #include <grpc/grpc.h>
 #include <grpc/support/time.h>
+#import <RxLibrary/GRXConcurrentWriteable.h>
 
 #import "private/GRPCConnectivityMonitor.h"
 #import "private/GRPCHost.h"
@@ -45,11 +45,11 @@
 #import "private/NSDictionary+GRPC.h"
 #import "private/NSError+GRPC.h"
 
-NSString *const kGRPCHeadersKey = @"io.grpc.HeadersKey";
-NSString *const kGRPCTrailersKey = @"io.grpc.TrailersKey";
+NSString * const kGRPCHeadersKey = @"io.grpc.HeadersKey";
+NSString * const kGRPCTrailersKey = @"io.grpc.TrailersKey";
 static NSMutableDictionary *callFlags;
 
-@interface GRPCCall ()<GRXWriteable>
+@interface GRPCCall () <GRXWriteable>
 // Make them read-write.
 @property(atomic, strong) NSDictionary *responseHeaders;
 @property(atomic, strong) NSDictionary *responseTrailers;
@@ -85,21 +85,17 @@
   // correct ordering.
   GRXConcurrentWriteable *_responseWriteable;
 
-  // The network thread wants the requestWriter to resume (when the server is
-  // ready for more input), or to stop (on errors), concurrently with user
-  // threads that want to start it, pause it or stop it. Because a writer isn't
-  // thread-safe, we'll synchronize those operations on it.
-  // We don't use a dispatch queue for that purpose, because the writer can call
-  // writeValue: or writesFinishedWithError: on this GRPCCall as part of those
-  // operations. We want to be able to pause the writer immediately on
-  // writeValue:, so we need our locking to be recursive.
+  // The network thread wants the requestWriter to resume (when the server is ready for more input),
+  // or to stop (on errors), concurrently with user threads that want to start it, pause it or stop
+  // it. Because a writer isn't thread-safe, we'll synchronize those operations on it.
+  // We don't use a dispatch queue for that purpose, because the writer can call writeValue: or
+  // writesFinishedWithError: on this GRPCCall as part of those operations. We want to be able to
+  // pause the writer immediately on writeValue:, so we need our locking to be recursive.
   GRXWriter *_requestWriter;
 
   // To create a retain cycle when a call is started, up until it finishes. See
-  // |startWithWriteable:| and |finishWithError:|. This saves users from having
-  // to retain a
-  // reference to the call object if all they're interested in is the handler
-  // being executed when
+  // |startWithWriteable:| and |finishWithError:|. This saves users from having to retain a
+  // reference to the call object if all they're interested in is the handler being executed when
   // the response arrives.
   GRPCCall *_retainSelf;
 
@@ -108,16 +104,13 @@
 
 @synthesize state = _state;
 
-// TODO(jcanizales): If grpc_init is idempotent, this should be changed from
-// load to initialize.
+// TODO(jcanizales): If grpc_init is idempotent, this should be changed from load to initialize.
 + (void)load {
   grpc_init();
   callFlags = [NSMutableDictionary dictionary];
 }
 
-+ (void)setCallSafety:(GRPCCallSafety)callSafety
-                 host:(NSString *)host
-                 path:(NSString *)path {
++ (void)setCallSafety:(GRPCCallSafety)callSafety host:(NSString *)host path:(NSString *)path {
   NSString *hostAndPath = [NSString stringWithFormat:@"%@/%@", host, path];
   switch (callSafety) {
     case GRPCCallSafetyDefault:
@@ -148,8 +141,7 @@
                         path:(NSString *)path
               requestsWriter:(GRXWriter *)requestWriter {
   if (!host || !path) {
-    [NSException raise:NSInvalidArgumentException
-                format:@"Neither host nor path can be nil."];
+    [NSException raise:NSInvalidArgumentException format:@"Neither host nor path can be nil."];
   }
   if (requestWriter.state != GRXWriterStateNotStarted) {
     [NSException raise:NSInvalidArgumentException
@@ -199,10 +191,7 @@
 - (void)cancel {
   [self finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
                                             code:GRPCErrorCodeCancelled
-                                        userInfo:@{
-                                          NSLocalizedDescriptionKey :
-                                              @"Canceled by app"
-                                        }]];
+                                        userInfo:@{NSLocalizedDescriptionKey: @"Canceled by app"}]];
   [self cancelCall];
 }
 
@@ -217,18 +206,15 @@
 
 // Only called from the call queue.
 // The handler will be called from the network queue.
-- (void)startReadWithHandler:(void (^)(grpc_byte_buffer *))handler {
+- (void)startReadWithHandler:(void(^)(grpc_byte_buffer *))handler {
   // TODO(jcanizales): Add error handlers for async failures
-  [_wrappedCall startBatchWithOperations:@[ [[GRPCOpRecvMessage alloc]
-                                             initWithHandler:handler] ]];
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpRecvMessage alloc] initWithHandler:handler]]];
 }
 
 // Called initially from the network queue once response headers are received,
-// then "recursively" from the responseWriteable queue after each response from
-// the
+// then "recursively" from the responseWriteable queue after each response from the
 // server has been written.
-// If the call is currently paused, this is a noop. Restarting the call will
-// invoke this
+// If the call is currently paused, this is a noop. Restarting the call will invoke this
 // method.
 // TODO(jcanizales): Rename to readResponseIfNotPaused.
 - (void)startNextRead {
@@ -251,23 +237,15 @@
         // don't want to throw, because the app shouldn't crash for a behavior
         // that's on the hands of any server to have. Instead we finish and ask
         // the server to cancel.
-        [weakSelf
-            finishWithError:[NSError
-                                errorWithDomain:kGRPCErrorDomain
-                                           code:GRPCErrorCodeResourceExhausted
-                                       userInfo:@{
-                                         NSLocalizedDescriptionKey :
-                                             @"Client does not have enough "
-                                             @"memory to hold the server "
-                                             @"response."
-                                       }]];
+        [weakSelf finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
+                                                      code:GRPCErrorCodeResourceExhausted
+                                                  userInfo:@{NSLocalizedDescriptionKey: @"Client does not have enough memory to hold the server response."}]];
         [weakSelf cancelCall];
         return;
       }
-      [weakWriteable enqueueValue:data
-                completionHandler:^{
-                  [weakSelf startNextRead];
-                }];
+      [weakWriteable enqueueValue:data completionHandler:^{
+        [weakSelf startNextRead];
+      }];
     }];
   });
 }
@@ -276,22 +254,19 @@
 
 - (void)sendHeaders:(NSDictionary *)headers {
   // TODO(jcanizales): Add error handlers for async failures
-  [_wrappedCall startBatchWithOperations:@[
-    [[GRPCOpSendMetadata alloc]
-        initWithMetadata:headers
-                   flags:[GRPCCall callFlagsForHost:_host path:_path]
-                 handler:nil]
-  ]];
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpSendMetadata alloc] initWithMetadata:headers
+                                                                                  flags:[GRPCCall callFlagsForHost:_host path:_path]
+                                                                                handler:nil]]];
 }
 
 #pragma mark GRXWriteable implementation
 
 // Only called from the call queue. The error handler will be called from the
 // network queue if the write didn't succeed.
-- (void)writeMessage:(NSData *)message
-    withErrorHandler:(void (^)())errorHandler {
+- (void)writeMessage:(NSData *)message withErrorHandler:(void (^)())errorHandler {
+
   __weak GRPCCall *weakSelf = self;
-  void (^resumingHandler)(void) = ^{
+  void(^resumingHandler)(void) = ^{
     // Resume the request writer.
     GRPCCall *strongSelf = weakSelf;
     if (strongSelf) {
@@ -300,9 +275,8 @@
       }
     }
   };
-  [_wrappedCall startBatchWithOperations:@[ [[GRPCOpSendMessage alloc]
-                                             initWithMessage:message
-                                                     handler:resumingHandler] ]
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpSendMessage alloc] initWithMessage:message
+                                                                              handler:resumingHandler]]
                             errorHandler:errorHandler];
 }
 
@@ -317,20 +291,18 @@
 
   __weak GRPCCall *weakSelf = self;
   dispatch_async(_callQueue, ^{
-    [weakSelf writeMessage:value
-          withErrorHandler:^{
-            [weakSelf
-                finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
+    [weakSelf writeMessage:value withErrorHandler:^{
+      [weakSelf finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
                                                     code:GRPCErrorCodeInternal
                                                 userInfo:nil]];
-          }];
+    }];
   });
 }
 
 // Only called from the call queue. The error handler will be called from the
 // network queue if the requests stream couldn't be closed successfully.
 - (void)finishRequestWithErrorHandler:(void (^)())errorHandler {
-  [_wrappedCall startBatchWithOperations:@[ [[GRPCOpSendClose alloc] init] ]
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpSendClose alloc] init]]
                             errorHandler:errorHandler];
 }
 
@@ -351,19 +323,17 @@
 
 #pragma mark Invoke
 
-// Both handlers will eventually be called, from the network queue. Writes can
-// start immediately after this.
+// Both handlers will eventually be called, from the network queue. Writes can start immediately
+// after this.
 // The first one (headersHandler), when the response headers are received.
 // The second one (completionHandler), whenever the RPC finishes for any reason.
-- (void)invokeCallWithHeadersHandler:(void (^)(NSDictionary *))headersHandler
-                   completionHandler:
-                       (void (^)(NSError *, NSDictionary *))completionHandler {
+- (void)invokeCallWithHeadersHandler:(void(^)(NSDictionary *))headersHandler
+                    completionHandler:(void(^)(NSError *, NSDictionary *))completionHandler {
   // TODO(jcanizales): Add error handlers for async failures
-  [_wrappedCall startBatchWithOperations:@[ [[GRPCOpRecvMetadata alloc]
-                                             initWithHandler:headersHandler] ]];
-  [_wrappedCall
-      startBatchWithOperations:@[ [[GRPCOpRecvStatus alloc]
-                                   initWithHandler:completionHandler] ]];
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpRecvMetadata alloc]
+                                            initWithHandler:headersHandler]]];
+  [_wrappedCall startBatchWithOperations:@[[[GRPCOpRecvStatus alloc]
+                                            initWithHandler:completionHandler]]];
 }
 
 - (void)invokeCall {
@@ -371,31 +341,27 @@
     // Response headers received.
     self.responseHeaders = headers;
     [self startNextRead];
-  }
-      completionHandler:^(NSError *error, NSDictionary *trailers) {
-        self.responseTrailers = trailers;
+  } completionHandler:^(NSError *error, NSDictionary *trailers) {
+    self.responseTrailers = trailers;
 
-        if (error) {
-          NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
-          if (error.userInfo) {
-            [userInfo addEntriesFromDictionary:error.userInfo];
-          }
-          userInfo[kGRPCTrailersKey] = self.responseTrailers;
-          // TODO(jcanizales): The C gRPC library doesn't guarantee that the
-          // headers block will be called before this one, so an error might end
-          // up with trailers but no headers. We shouldn't call finishWithError
-          // until ater both blocks are called. It is also when this is done
-          // that we can provide a merged view of response headers and trailers
-          // in a thread-safe way.
-          if (self.responseHeaders) {
-            userInfo[kGRPCHeadersKey] = self.responseHeaders;
-          }
-          error = [NSError errorWithDomain:error.domain
-                                      code:error.code
-                                  userInfo:userInfo];
-        }
-        [self finishWithError:error];
-      }];
+    if (error) {
+      NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
+      if (error.userInfo) {
+        [userInfo addEntriesFromDictionary:error.userInfo];
+      }
+      userInfo[kGRPCTrailersKey] = self.responseTrailers;
+      // TODO(jcanizales): The C gRPC library doesn't guarantee that the headers block will be
+      // called before this one, so an error might end up with trailers but no headers. We
+      // shouldn't call finishWithError until ater both blocks are called. It is also when this is
+      // done that we can provide a merged view of response headers and trailers in a thread-safe
+      // way.
+      if (self.responseHeaders) {
+        userInfo[kGRPCHeadersKey] = self.responseHeaders;
+      }
+      error = [NSError errorWithDomain:error.domain code:error.code userInfo:userInfo];
+    }
+    [self finishWithError:error];
+  }];
   // Now that the RPC has been initiated, request writes can start.
   @synchronized(_requestWriter) {
     [_requestWriter startWithWriteable:self];
@@ -409,16 +375,14 @@
     _state = GRXWriterStateStarted;
   }
 
-  // Create a retain cycle so that this instance lives until the RPC finishes
-  // (or is cancelled). This makes RPCs in which the call isn't externally
-  // retained possible (as long as it is started before being autoreleased).
-  // Care is taken not to retain self strongly in any of the blocks used in this
-  // implementation, so that the life of the instance is determined by this
-  // retain cycle.
+  // Create a retain cycle so that this instance lives until the RPC finishes (or is cancelled).
+  // This makes RPCs in which the call isn't externally retained possible (as long as it is started
+  // before being autoreleased).
+  // Care is taken not to retain self strongly in any of the blocks used in this implementation, so
+  // that the life of the instance is determined by this retain cycle.
   _retainSelf = self;
 
-  _responseWriteable =
-      [[GRXConcurrentWriteable alloc] initWithWriteable:writeable];
+  _responseWriteable = [[GRXConcurrentWriteable alloc] initWithWriteable:writeable];
 
   _wrappedCall = [[GRPCWrappedCall alloc] initWithHost:_host path:_path];
   NSAssert(_wrappedCall, @"Error allocating RPC objects. Low memory?");
@@ -427,37 +391,29 @@
   [self invokeCall];
 
   // TODO(jcanizales): Extract this logic somewhere common.
-  NSString *host =
-  [NSURL URLWithString:[@"https://" stringByAppendingString:_host]].host;
+  NSString *host = [NSURL URLWithString:[@"https://" stringByAppendingString:_host]].host;
   if (!host) {
     // TODO(jcanizales): Check this on init.
-    [NSException raise:NSInvalidArgumentException
-                format:@"host of %@ is nil", _host];
+    [NSException raise:NSInvalidArgumentException format:@"host of %@ is nil", _host];
   }
   __weak typeof(self) weakSelf = self;
   _connectivityMonitor = [GRPCConnectivityMonitor monitorWithHost:host];
   void (^handler)() = ^{
     typeof(self) strongSelf = weakSelf;
     if (strongSelf) {
-      [strongSelf
-       finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
-                                           code:GRPCErrorCodeUnavailable
-                                       userInfo:@{
-                                                  NSLocalizedDescriptionKey :
-                                                    @"Connectivity lost."
-                                                  }]];
+      [strongSelf finishWithError:[NSError errorWithDomain:kGRPCErrorDomain
+                                                      code:GRPCErrorCodeUnavailable
+                                                  userInfo:@{ NSLocalizedDescriptionKey : @"Connectivity lost." }]];
     }
   };
   [_connectivityMonitor handleLossWithHandler:handler
-                      wifiStatusChangeHandler:^{
-                      }];
+                      wifiStatusChangeHandler:nil];
 }
 
 - (void)setState:(GRXWriterState)newState {
   @synchronized(self) {
     // Manual transitions are only allowed from the started or paused states.
-    if (_state == GRXWriterStateNotStarted ||
-        _state == GRXWriterStateFinished) {
+    if (_state == GRXWriterStateNotStarted || _state == GRXWriterStateFinished) {
       return;
     }
 
diff --git a/src/objective-c/GRPCClient/private/GRPCCompletionQueue.h b/src/objective-c/GRPCClient/private/GRPCCompletionQueue.h
index c0bbf22..fe3b8f3 100644
--- a/src/objective-c/GRPCClient/private/GRPCCompletionQueue.h
+++ b/src/objective-c/GRPCClient/private/GRPCCompletionQueue.h
@@ -34,19 +34,18 @@
 #import <Foundation/Foundation.h>
 #include <grpc/grpc.h>
 
-typedef void (^GRPCQueueCompletionHandler)(bool success);
+typedef void(^GRPCQueueCompletionHandler)(bool success);
 
 /**
- * This class lets one more easily use |grpc_completion_queue|. To use it, pass
- * the value of the |unmanagedQueue| property of an instance of this class to
- * |grpc_channel_create_call|. Then for every |grpc_call_*| method that accepts
- * a tag, you can pass a block of type |GRPCQueueCompletionHandler| (remembering
- * to cast it using |__bridge_retained|). The block is guaranteed to eventually
- * be called, by a concurrent queue, and then released. Each such block is
+ * This class lets one more easily use |grpc_completion_queue|. To use it, pass the value of the
+ * |unmanagedQueue| property of an instance of this class to |grpc_channel_create_call|. Then for
+ * every |grpc_call_*| method that accepts a tag, you can pass a block of type
+ * |GRPCQueueCompletionHandler| (remembering to cast it using |__bridge_retained|). The block is
+ * guaranteed to eventually be called, by a concurrent queue, and then released. Each such block is
  * passed a |bool| that tells if the operation was successful.
  *
- * Release the GRPCCompletionQueue object only after you are not going to pass
- * any more blocks to the |grpc_call| that's using it.
+ * Release the GRPCCompletionQueue object only after you are not going to pass any more blocks to
+ * the |grpc_call| that's using it.
  */
 @interface GRPCCompletionQueue : NSObject
 @property(nonatomic, readonly) grpc_completion_queue *unmanagedQueue;
diff --git a/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.h b/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.h
index 941b596..e341b6e 100644
--- a/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.h
+++ b/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.h
@@ -45,7 +45,7 @@
 
  */
 #define GRPC_XMACRO_ITEM(methodName, FlagName) \
-  @property(nonatomic, readonly) BOOL methodName;
+@property(nonatomic, readonly) BOOL methodName;
 
 #include "GRPCReachabilityFlagNames.xmacro.h"
 #undef GRPC_XMACRO_ITEM
@@ -60,19 +60,18 @@
 - (nonnull instancetype)init NS_UNAVAILABLE;
 
 /**
- * Queue on which callbacks will be dispatched. Default is the main queue. Set
- * it before calling handleLossWithHandler:.
+ * Queue on which callbacks will be dispatched. Default is the main queue. Set it before calling
+ * handleLossWithHandler:.
  */
 // TODO(jcanizales): Default to a serial background queue instead.
 @property(nonatomic, strong, null_resettable) dispatch_queue_t queue;
 
 /**
- * Calls handler every time the connectivity to this instance's host is lost. If
- * this instance is released before that happens, the handler won't be called.
- * Only one handler is active at a time, so if this method is called again
- * before the previous handler has been called, it might never be called at all
- * (or yes, if it has already been queued).
+ * Calls handler every time the connectivity to this instance's host is lost. If this instance is
+ * released before that happens, the handler won't be called.
+ * Only one handler is active at a time, so if this method is called again before the previous
+ * handler has been called, it might never be called at all (or yes, if it has already been queued).
  */
-- (void)handleLossWithHandler:(nonnull void (^)())handler
-      wifiStatusChangeHandler:(nonnull void (^)())wifiStatusChangeHandler;
+- (void)handleLossWithHandler:(nullable void (^)())lossHandler
+      wifiStatusChangeHandler:(nullable void (^)())wifiStatusChangeHandler;
 @end
diff --git a/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.m b/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.m
index fec6391..40afca2 100644
--- a/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.m
+++ b/src/objective-c/GRPCClient/private/GRPCConnectivityMonitor.m
@@ -58,20 +58,19 @@
 }
 
  */
-#define GRPC_XMACRO_ITEM(methodName, FlagName)                 \
-  -(BOOL)methodName {                                          \
-    return !!(_flags & kSCNetworkReachabilityFlags##FlagName); \
-  }
+#define GRPC_XMACRO_ITEM(methodName, FlagName) \
+- (BOOL)methodName { \
+  return !!(_flags & kSCNetworkReachabilityFlags ## FlagName); \
+}
 #include "GRPCReachabilityFlagNames.xmacro.h"
 #undef GRPC_XMACRO_ITEM
 
 - (BOOL)isHostReachable {
-  // Note: connectionOnDemand means it'll be reachable only if using the
-  // CFSocketStream API or APIs on top of it.
-  // connectionRequired means we can't tell until a connection is attempted
-  // (e.g. for VPN on demand).
-  return self.reachable && !self.interventionRequired &&
-         !self.connectionOnDemand;
+  // Note: connectionOnDemand means it'll be reachable only if using the CFSocketStream API or APIs
+  // on top of it.
+  // connectionRequired means we can't tell until a connection is attempted (e.g. for VPN on
+  // demand).
+  return self.reachable && !self.interventionRequired && !self.connectionOnDemand;
 }
 
 - (NSString *)description {
@@ -80,9 +79,9 @@
   /*
    * For each flag, add its name to the array if it's ON. Example:
 
-     if (self.isCell) {
-       [activeOptions addObject:@"isCell"];
-     }
+  if (self.isCell) {
+    [activeOptions addObject:@"isCell"];
+  }
 
    */
   #define GRPC_XMACRO_ITEM(methodName, FlagName) \
@@ -92,14 +91,12 @@
   #include "GRPCReachabilityFlagNames.xmacro.h"
   #undef GRPC_XMACRO_ITEM
 
-  return activeOptions.count == 0
-             ? @"(none)"
-             : [activeOptions componentsJoinedByString:@", "];
+  return activeOptions.count == 0 ? @"(none)" : [activeOptions componentsJoinedByString:@", "];
 }
 
 - (BOOL)isEqual:(id)object {
   return [object isKindOfClass:[GRPCReachabilityFlags class]] &&
-         _flags == ((GRPCReachabilityFlags *)object)->_flags;
+      _flags == ((GRPCReachabilityFlags *)object)->_flags;
 }
 
 - (NSUInteger)hash {
@@ -109,16 +106,15 @@
 
 #pragma mark Connectivity Monitor
 
-// Assumes the third argument is a block that accepts a GRPCReachabilityFlags
-// object, and passes the received ones to it.
+// Assumes the third argument is a block that accepts a GRPCReachabilityFlags object, and passes the
+// received ones to it.
 static void PassFlagsToContextInfoBlock(SCNetworkReachabilityRef target,
                                         SCNetworkReachabilityFlags flags,
                                         void *info) {
-#pragma unused(target)
-  // This can be called many times with the same info. The info is retained by
-  // SCNetworkReachability while this function is being executed.
-  void (^handler)(GRPCReachabilityFlags *) =
-      (__bridge void (^)(GRPCReachabilityFlags *))info;
+  #pragma unused (target)
+  // This can be called many times with the same info. The info is retained by SCNetworkReachability
+  // while this function is being executed.
+  void (^handler)(GRPCReachabilityFlags *) = (__bridge void (^)(GRPCReachabilityFlags *))info;
   handler([[GRPCReachabilityFlags alloc] initWithFlags:flags]);
 }
 
@@ -127,8 +123,7 @@
   GRPCReachabilityFlags *_previousReachabilityFlags;
 }
 
-- (nullable instancetype)initWithReachability:
-    (nullable SCNetworkReachabilityRef)reachability {
+- (nullable instancetype)initWithReachability:(nullable SCNetworkReachabilityRef)reachability {
   if (!reachability) {
     return nil;
   }
@@ -149,23 +144,23 @@
   SCNetworkReachabilityRef reachability =
       SCNetworkReachabilityCreateWithName(NULL, hostName);
 
-  GRPCConnectivityMonitor *returnValue =
-      [[self alloc] initWithReachability:reachability];
+  GRPCConnectivityMonitor *returnValue = [[self alloc] initWithReachability:reachability];
   if (reachability) {
     CFRelease(reachability);
   }
   return returnValue;
 }
 
-- (void)handleLossWithHandler:(void (^)())handler
-      wifiStatusChangeHandler:(nonnull void (^)())wifiStatusChangeHandler {
+- (void)handleLossWithHandler:(nullable void (^)())lossHandler
+      wifiStatusChangeHandler:(nullable void (^)())wifiStatusChangeHandler {
   __weak typeof(self) weakSelf = self;
   [self startListeningWithHandler:^(GRPCReachabilityFlags *flags) {
     typeof(self) strongSelf = weakSelf;
     if (strongSelf) {
-      if (!flags.reachable) {
-        handler();
-      } else if (strongSelf->_previousReachabilityFlags &&
+      if (lossHandler && !flags.reachable) {
+        lossHandler();
+      } else if (wifiStatusChangeHandler &&
+                 strongSelf->_previousReachabilityFlags &&
                  (flags.isWWAN ^
                   strongSelf->_previousReachabilityFlags.isWWAN)) {
         wifiStatusChangeHandler();
@@ -176,19 +171,17 @@
 }
 
 - (void)startListeningWithHandler:(void (^)(GRPCReachabilityFlags *))handler {
-  // Copy to ensure the handler block is in the heap (and so can't be
-  // deallocated when this method returns).
+  // Copy to ensure the handler block is in the heap (and so can't be deallocated when this method
+  // returns).
   void (^copiedHandler)(GRPCReachabilityFlags *) = [handler copy];
   SCNetworkReachabilityContext context = {
-      .version = 0,
-      .info = (__bridge void *)copiedHandler,
-      .retain = CFRetain,
-      .release = CFRelease,
+    .version = 0,
+    .info = (__bridge void *)copiedHandler,
+    .retain = CFRetain,
+    .release = CFRelease,
   };
-  // The following will retain context.info, and release it when the callback is
-  // set to NULL.
-  SCNetworkReachabilitySetCallback(_reachabilityRef,
-                                   PassFlagsToContextInfoBlock, &context);
+  // The following will retain context.info, and release it when the callback is set to NULL.
+  SCNetworkReachabilitySetCallback(_reachabilityRef, PassFlagsToContextInfoBlock, &context);
   SCNetworkReachabilitySetDispatchQueue(_reachabilityRef, _queue);
 }
 
diff --git a/src/objective-c/GRPCClient/private/GRPCHost.m b/src/objective-c/GRPCClient/private/GRPCHost.m
index dd04790..31065cb 100644
--- a/src/objective-c/GRPCClient/private/GRPCHost.m
+++ b/src/objective-c/GRPCClient/private/GRPCHost.m
@@ -33,9 +33,9 @@
 
 #import "GRPCHost.h"
 
-#import <GRPCClient/GRPCCall.h>
 #include <grpc/grpc.h>
 #include <grpc/grpc_security.h>
+#import <GRPCClient/GRPCCall.h>
 #ifdef GRPC_COMPILE_WITH_CRONET
 #import <GRPCClient/GRPCCall+ChannelArg.h>
 #import <GRPCClient/GRPCCall+Cronet.h>
@@ -48,8 +48,7 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-// TODO(jcanizales): Generate the version in a standalone header, from
-// templates. Like
+// TODO(jcanizales): Generate the version in a standalone header, from templates. Like
 // templates/src/core/surface/version.c.template .
 #define GRPC_OBJC_VERSION_STRING @"1.0.1"
 
@@ -62,8 +61,7 @@
 static GRPCConnectivityMonitor *connectivityMonitor = nil;
 
 @implementation GRPCHost {
-  // TODO(mlumish): Investigate whether caching channels with strong links is a
-  // good idea.
+  // TODO(mlumish): Investigate whether caching channels with strong links is a good idea.
   GRPCChannel *_channel;
 }
 
@@ -83,13 +81,11 @@
     return nil;
   }
 
-  // To provide a default port, we try to interpret the address. If it's just a
-  // host name without scheme and without port, we'll use port 443. If it has a
-  // scheme, we pass it untouched to the C gRPC library.
-  // TODO(jcanizales): Add unit tests for the types of addresses we want to let
-  // pass untouched.
-  NSURL *hostURL =
-      [NSURL URLWithString:[@"https://" stringByAppendingString:address]];
+  // To provide a default port, we try to interpret the address. If it's just a host name without
+  // scheme and without port, we'll use port 443. If it has a scheme, we pass it untouched to the C
+  // gRPC library.
+  // TODO(jcanizales): Add unit tests for the types of addresses we want to let pass untouched.
+  NSURL *hostURL = [NSURL URLWithString:[@"https://" stringByAppendingString:address]];
   if (hostURL.host && !hostURL.port) {
     address = [hostURL.host stringByAppendingString:@":443"];
   }
@@ -99,7 +95,6 @@
   dispatch_once(&cacheInitialization, ^{
     kHostCache = [NSMutableDictionary dictionary];
   });
-
   @synchronized(kHostCache) {
     GRPCHost *cachedHost = kHostCache[address];
     if (cachedHost) {
@@ -137,7 +132,7 @@
 }
 
 + (void)resetAllHostSettings {
-  @synchronized(kHostCache) {
+  @synchronized (kHostCache) {
     kHostCache = [NSMutableDictionary dictionary];
   }
 }
@@ -163,19 +158,16 @@
   static NSError *kDefaultRootsError;
   static dispatch_once_t loading;
   dispatch_once(&loading, ^{
-    NSString *defaultPath = @"gRPCCertificates.bundle/roots";  // .pem
-    // Do not use NSBundle.mainBundle, as it's nil for tests of library
-    // projects.
+    NSString *defaultPath = @"gRPCCertificates.bundle/roots"; // .pem
+    // Do not use NSBundle.mainBundle, as it's nil for tests of library projects.
     NSBundle *bundle = [NSBundle bundleForClass:self.class];
     NSString *path = [bundle pathForResource:defaultPath ofType:@"pem"];
     NSError *error;
-    // Files in PEM format can have non-ASCII characters in their comments (e.g.
-    // for the name of the issuer). Load them as UTF8 and produce an ASCII
-    // equivalent.
-    NSString *contentInUTF8 =
-        [NSString stringWithContentsOfFile:path
-                                  encoding:NSUTF8StringEncoding
-                                     error:&error];
+    // Files in PEM format can have non-ASCII characters in their comments (e.g. for the name of the
+    // issuer). Load them as UTF8 and produce an ASCII equivalent.
+    NSString *contentInUTF8 = [NSString stringWithContentsOfFile:path
+                                                        encoding:NSUTF8StringEncoding
+                                                           error:&error];
     if (contentInUTF8 == nil) {
       kDefaultRootsError = error;
       return;
@@ -193,15 +185,11 @@
       if (errorPtr) {
         *errorPtr = kDefaultRootsError;
       }
-      NSAssert(kDefaultRootsASCII,
-               @"Could not read gRPCCertificates.bundle/roots.pem. This file, "
-                "with the root certificates, is needed to establish secure "
-                "(TLS) connections. "
-                "Because the file is distributed with the gRPC library, this "
-                "error is usually a sign "
-                "that the library wasn't configured correctly for your "
-                "project. Error: %@",
-               kDefaultRootsError);
+      NSAssert(kDefaultRootsASCII, @"Could not read gRPCCertificates.bundle/roots.pem. This file, "
+               "with the root certificates, is needed to establish secure (TLS) connections. "
+               "Because the file is distributed with the gRPC library, this error is usually a sign "
+               "that the library wasn't configured correctly for your project. Error: %@",
+                kDefaultRootsError);
       return NO;
     }
     rootsASCII = kDefaultRootsASCII;
@@ -212,12 +200,10 @@
     creds = grpc_ssl_credentials_create(rootsASCII.bytes, NULL, NULL);
   } else {
     grpc_ssl_pem_key_cert_pair key_cert_pair;
-    NSData *privateKeyASCII =
-        [pemPrivateKey dataUsingEncoding:NSASCIIStringEncoding
-                    allowLossyConversion:YES];
-    NSData *certChainASCII =
-        [pemCertChain dataUsingEncoding:NSASCIIStringEncoding
-                   allowLossyConversion:YES];
+    NSData *privateKeyASCII = [pemPrivateKey dataUsingEncoding:NSASCIIStringEncoding
+                                       allowLossyConversion:YES];
+    NSData *certChainASCII = [pemCertChain dataUsingEncoding:NSASCIIStringEncoding
+                                     allowLossyConversion:YES];
     key_cert_pair.private_key = privateKeyASCII.bytes;
     key_cert_pair.cert_chain = certChainASCII.bytes;
     creds = grpc_ssl_credentials_create(rootsASCII.bytes, &key_cert_pair, NULL);
@@ -237,8 +223,7 @@
   NSMutableDictionary *args = [NSMutableDictionary dictionary];
 
   // TODO(jcanizales): Add OS and device information (see
-  // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#user-agents
-  // ).
+  // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#user-agents ).
   NSString *userAgent = @"grpc-objc/" GRPC_OBJC_VERSION_STRING;
   if (_userAgentPrefix) {
     userAgent = [_userAgentPrefix stringByAppendingFormat:@" %@", userAgent];
@@ -252,7 +237,7 @@
   if (_responseSizeLimitOverride) {
     args[@GRPC_ARG_MAX_RECEIVE_MESSAGE_LENGTH] = _responseSizeLimitOverride;
   }
-  // Use 10000ms initial backoff time for correct behavior on bad/slow networks
+  // Use 10000ms initial backoff time for correct behavior on bad/slow networks  
   args[@GRPC_ARG_INITIAL_RECONNECT_BACKOFF_MS] = @10000;
   return args;
 }
@@ -266,15 +251,12 @@
     GRPCChannel *channel;
     @synchronized(self) {
       if (_channelCreds == nil) {
-        [self setTLSPEMRootCerts:nil
-                  withPrivateKey:nil
-                   withCertChain:nil
-                           error:nil];
+        [self setTLSPEMRootCerts:nil withPrivateKey:nil withCertChain:nil error:nil];
       }
 #ifdef GRPC_COMPILE_WITH_CRONET
       if (useCronet) {
-        channel =
-            [GRPCChannel secureCronetChannelWithHost:_address channelArgs:args];
+        channel = [GRPCChannel secureCronetChannelWithHost:_address
+                                               channelArgs:args];
       } else
 #endif
       {
@@ -290,8 +272,7 @@
 }
 
 - (NSString *)hostName {
-  // TODO(jcanizales): Default to nil instead of _address when Issue #2635 is
-  // clarified.
+  // TODO(jcanizales): Default to nil instead of _address when Issue #2635 is clarified.
   return _hostNameOverride ?: _address;
 }
 
diff --git a/src/objective-c/GRPCClient/private/GRPCRequestHeaders.m b/src/objective-c/GRPCClient/private/GRPCRequestHeaders.m
index 58c6032..c6a03c1 100644
--- a/src/objective-c/GRPCClient/private/GRPCRequestHeaders.m
+++ b/src/objective-c/GRPCClient/private/GRPCRequestHeaders.m
@@ -38,10 +38,9 @@
 #import "NSDictionary+GRPC.h"
 
 // Used by the setter.
-static void CheckIsNonNilASCII(NSString *name, NSString *value) {
+static void CheckIsNonNilASCII(NSString *name, NSString* value) {
   if (!value) {
-    [NSException raise:NSInvalidArgumentException
-                format:@"%@ cannot be nil", name];
+    [NSException raise:NSInvalidArgumentException format:@"%@ cannot be nil", name];
   }
   if (![value canBeConvertedToEncoding:NSASCIIStringEncoding]) {
     [NSException raise:NSInvalidArgumentException
@@ -53,20 +52,15 @@
 static void CheckKeyValuePairIsValid(NSString *key, id value) {
   if ([key hasSuffix:@"-bin"]) {
     if (![value isKindOfClass:NSData.class]) {
-      [NSException
-           raise:NSInvalidArgumentException
-          format:@"Expected NSData value for header %@ ending in \"-bin\", "
-                 @"instead got %@",
-                 key, value];
+      [NSException raise:NSInvalidArgumentException
+                  format:@"Expected NSData value for header %@ ending in \"-bin\", "
+       @"instead got %@", key, value];
     }
   } else {
     if (![value isKindOfClass:NSString.class]) {
-      [NSException
-           raise:NSInvalidArgumentException
-          format:
-              @"Expected NSString value for header %@ not ending in \"-bin\", "
-              @"instead got %@",
-              key, value];
+      [NSException raise:NSInvalidArgumentException
+                  format:@"Expected NSString value for header %@ not ending in \"-bin\", "
+       @"instead got %@", key, value];
     }
     CheckIsNonNilASCII(@"Text header value", (NSString *)value);
   }
@@ -74,10 +68,9 @@
 
 @implementation GRPCRequestHeaders {
   __weak GRPCCall *_call;
-  // The NSMutableDictionary superclass doesn't hold any storage (so that people
-  // can implement their own in subclasses). As that's not the reason we're
-  // subclassing, we just delegate storage to the default NSMutableDictionary
-  // subclass returned by the cluster (e.g. __NSDictionaryM on iOS 9).
+  // The NSMutableDictionary superclass doesn't hold any storage (so that people can implement their
+  // own in subclasses). As that's not the reason we're subclassing, we just delegate storage to the
+  // default NSMutableDictionary subclass returned by the cluster (e.g. __NSDictionaryM on iOS 9).
   NSMutableDictionary *_delegate;
 }
 
@@ -98,8 +91,7 @@
 }
 
 // Designated initializer
-- (instancetype)initWithCall:(GRPCCall *)call
-                     storage:(NSMutableDictionary *)storage {
+- (instancetype)initWithCall:(GRPCCall *)call storage:(NSMutableDictionary *)storage {
   // TODO(jcanizales): Throw if call or storage are nil.
   if ((self = [super init])) {
     _call = call;
@@ -108,10 +100,9 @@
   return self;
 }
 
-- (instancetype)
-initWithObjects:(const id _Nonnull __unsafe_unretained *)objects
-        forKeys:(const id<NSCopying> _Nonnull __unsafe_unretained *)keys
-          count:(NSUInteger)cnt {
+- (instancetype)initWithObjects:(const id  _Nonnull __unsafe_unretained *)objects
+                        forKeys:(const id<NSCopying>  _Nonnull __unsafe_unretained *)keys
+                          count:(NSUInteger)cnt {
   return [self init];
 }
 
@@ -143,7 +134,7 @@
   return _delegate.count;
 }
 
-- (NSEnumerator *_Nonnull)keyEnumerator {
+- (NSEnumerator * _Nonnull)keyEnumerator {
   return [_delegate keyEnumerator];
 }
 
diff --git a/src/objective-c/GRPCClient/private/GRPCWrappedCall.m b/src/objective-c/GRPCClient/private/GRPCWrappedCall.m
index bbda9f2..627b6aa 100644
--- a/src/objective-c/GRPCClient/private/GRPCWrappedCall.m
+++ b/src/objective-c/GRPCClient/private/GRPCWrappedCall.m
@@ -34,27 +34,27 @@
 #import "GRPCWrappedCall.h"
 
 #import <Foundation/Foundation.h>
-#include <grpc/byte_buffer.h>
 #include <grpc/grpc.h>
+#include <grpc/byte_buffer.h>
 #include <grpc/support/alloc.h>
 
 #import "GRPCCompletionQueue.h"
 #import "GRPCHost.h"
-#import "NSData+GRPC.h"
 #import "NSDictionary+GRPC.h"
+#import "NSData+GRPC.h"
 #import "NSError+GRPC.h"
 
 @implementation GRPCOperation {
- @protected
-  // Most operation subclasses don't set any flags in the grpc_op, and rely on
-  // the flag member being initialized to zero.
+@protected
+  // Most operation subclasses don't set any flags in the grpc_op, and rely on the flag member being
+  // initialized to zero.
   grpc_op _op;
-  void (^_handler)();
+  void(^_handler)();
 }
 
 - (void)finish {
   if (_handler) {
-    void (^handler)() = _handler;
+    void(^handler)() = _handler;
     _handler = nil;
     handler();
   }
@@ -101,8 +101,7 @@
 
 - (instancetype)initWithMessage:(NSData *)message handler:(void (^)())handler {
   if (!message) {
-    [NSException raise:NSInvalidArgumentException
-                format:@"message cannot be nil"];
+    [NSException raise:NSInvalidArgumentException format:@"message cannot be nil"];
   }
   if (self = [super init]) {
     _op.op = GRPC_OP_SEND_MESSAGE;
@@ -138,11 +137,11 @@
   grpc_metadata_array _headers;
 }
 
-- (instancetype)init {
+- (instancetype) init {
   return [self initWithHandler:nil];
 }
 
-- (instancetype)initWithHandler:(void (^)(NSDictionary *))handler {
+- (instancetype) initWithHandler:(void (^)(NSDictionary *))handler {
   if (self = [super init]) {
     _op.op = GRPC_OP_RECV_INITIAL_METADATA;
     grpc_metadata_array_init(&_headers);
@@ -153,7 +152,7 @@
       _handler = ^{
         __strong typeof(self) strongSelf = weakSelf;
         NSDictionary *metadata = [NSDictionary
-            grpc_dictionaryFromMetadataArray:strongSelf->_headers];
+                                  grpc_dictionaryFromMetadataArray:strongSelf->_headers];
         handler(metadata);
       };
     }
@@ -167,7 +166,7 @@
 
 @end
 
-@implementation GRPCOpRecvMessage {
+@implementation GRPCOpRecvMessage{
   grpc_byte_buffer *_receivedMessage;
 }
 
@@ -193,18 +192,18 @@
 
 @end
 
-@implementation GRPCOpRecvStatus {
+@implementation GRPCOpRecvStatus{
   grpc_status_code _statusCode;
   char *_details;
   size_t _detailsCapacity;
   grpc_metadata_array _trailers;
 }
 
-- (instancetype)init {
+- (instancetype) init {
   return [self initWithHandler:nil];
 }
 
-- (instancetype)initWithHandler:(void (^)(NSError *, NSDictionary *))handler {
+- (instancetype) initWithHandler:(void (^)(NSError *, NSDictionary *))handler {
   if (self = [super init]) {
     _op.op = GRPC_OP_RECV_STATUS_ON_CLIENT;
     _op.data.recv_status_on_client.status = &_statusCode;
@@ -217,11 +216,10 @@
       __weak typeof(self) weakSelf = self;
       _handler = ^{
         __strong typeof(self) strongSelf = weakSelf;
-        NSError *error =
-            [NSError grpc_errorFromStatusCode:strongSelf->_statusCode
-                                      details:strongSelf->_details];
+        NSError *error = [NSError grpc_errorFromStatusCode:strongSelf->_statusCode
+                                                   details:strongSelf->_details];
         NSDictionary *trailers = [NSDictionary
-            grpc_dictionaryFromMetadataArray:strongSelf->_trailers];
+                                  grpc_dictionaryFromMetadataArray:strongSelf->_trailers];
         handler(error, trailers);
       };
     }
@@ -247,21 +245,20 @@
   return [self initWithHost:nil path:nil];
 }
 
-- (instancetype)initWithHost:(NSString *)host path:(NSString *)path {
+- (instancetype)initWithHost:(NSString *)host
+                        path:(NSString *)path {
   if (!path || !host) {
     [NSException raise:NSInvalidArgumentException
                 format:@"path and host cannot be nil."];
   }
 
   if (self = [super init]) {
-    // Each completion queue consumes one thread. There's a trade to be made
-    // between creating and consuming too many threads and having contention of
-    // multiple calls in a single completion queue. Currently we use a singleton
-    // queue.
+    // Each completion queue consumes one thread. There's a trade to be made between creating and
+    // consuming too many threads and having contention of multiple calls in a single completion
+    // queue. Currently we use a singleton queue.
     _queue = [GRPCCompletionQueue completionQueue];
 
-    _call = [[GRPCHost hostWithAddress:host] unmanagedCallWithPath:path
-                                                   completionQueue:_queue];
+    _call = [[GRPCHost hostWithAddress:host] unmanagedCallWithPath:path completionQueue:_queue];
     if (_call == NULL) {
       return nil;
     }
@@ -273,35 +270,32 @@
   [self startBatchWithOperations:operations errorHandler:nil];
 }
 
-- (void)startBatchWithOperations:(NSArray *)operations
-                    errorHandler:(void (^)())errorHandler {
+- (void)startBatchWithOperations:(NSArray *)operations errorHandler:(void (^)())errorHandler {
   size_t nops = operations.count;
   grpc_op *ops_array = gpr_malloc(nops * sizeof(grpc_op));
   size_t i = 0;
   for (GRPCOperation *operation in operations) {
     ops_array[i++] = operation.op;
   }
-  grpc_call_error error = grpc_call_start_batch(
-      _call, ops_array, nops, (__bridge_retained void *)(^(bool success) {
-        if (!success) {
-          if (errorHandler) {
-            errorHandler();
-          } else {
-            return;
-          }
-        }
-        for (GRPCOperation *operation in operations) {
-          [operation finish];
-        }
-      }),
-      NULL);
+  grpc_call_error error = grpc_call_start_batch(_call, ops_array, nops,
+                                                (__bridge_retained void *)(^(bool success){
+    if (!success) {
+      if (errorHandler) {
+        errorHandler();
+      } else {
+        return;
+      }
+    }
+    for (GRPCOperation *operation in operations) {
+      [operation finish];
+    }
+  }), NULL);
   gpr_free(ops_array);
 
   if (error != GRPC_CALL_OK) {
     [NSException raise:NSInternalInconsistencyException
-                format:@"A precondition for calling grpc_call_start_batch "
-                       @"wasn't met. Error %i",
-                       error];
+                format:@"A precondition for calling grpc_call_start_batch wasn't met. Error %i",
+     error];
   }
 }
 
diff --git a/src/objective-c/GRPCClient/private/NSError+GRPC.h b/src/objective-c/GRPCClient/private/NSError+GRPC.h
index a9a3214..e0c1efc 100644
--- a/src/objective-c/GRPCClient/private/NSError+GRPC.h
+++ b/src/objective-c/GRPCClient/private/NSError+GRPC.h
@@ -36,9 +36,8 @@
 
 @interface NSError (GRPC)
 /**
- * Returns nil if the status code is OK. Otherwise, a NSError whose code is one
- * of |GRPCErrorCode| and whose domain is |kGRPCErrorDomain|.
+ * Returns nil if the status code is OK. Otherwise, a NSError whose code is one of |GRPCErrorCode|
+ * and whose domain is |kGRPCErrorDomain|.
  */
-+ (instancetype)grpc_errorFromStatusCode:(grpc_status_code)statusCode
-                                 details:(char *)details;
++ (instancetype)grpc_errorFromStatusCode:(grpc_status_code)statusCode details:(char *)details;
 @end
diff --git a/src/proto/grpc/lb/v1/load_balancer.options b/src/proto/grpc/lb/v1/load_balancer.options
index a9398d5..7fbd44b 100644
--- a/src/proto/grpc/lb/v1/load_balancer.options
+++ b/src/proto/grpc/lb/v1/load_balancer.options
@@ -1,6 +1,5 @@
 grpc.lb.v1.InitialLoadBalanceRequest.name max_size:128
-grpc.lb.v1.InitialLoadBalanceResponse.client_config max_size:64
 grpc.lb.v1.InitialLoadBalanceResponse.load_balancer_delegate max_size:64
 grpc.lb.v1.Server.ip_address max_size:16
-grpc.lb.v1.Server.load_balance_token max_size:65
+grpc.lb.v1.Server.load_balance_token max_size:50
 load_balancer.proto no_unions:true
diff --git a/src/proto/grpc/lb/v1/load_balancer.proto b/src/proto/grpc/lb/v1/load_balancer.proto
index 210fba1..44a5150 100644
--- a/src/proto/grpc/lb/v1/load_balancer.proto
+++ b/src/proto/grpc/lb/v1/load_balancer.proto
@@ -63,7 +63,8 @@
 }
 
 message InitialLoadBalanceRequest {
-  // Name of load balanced service (IE, service.grpc.gslb.google.com)
+  // Name of load balanced service (IE, service.grpc.gslb.google.com). Its
+  // length should be less than 256 bytes.
   string name = 1;
 }
 
@@ -95,7 +96,8 @@
   // This is an application layer redirect that indicates the client should use
   // the specified server for load balancing. When this field is non-empty in
   // the response, the client should open a separate connection to the
-  // load_balancer_delegate and call the BalanceLoad method.
+  // load_balancer_delegate and call the BalanceLoad method. Its length should
+  // be less than 64 bytes.
   string load_balancer_delegate = 1;
 
   // This interval defines how often the client should send the client stats
@@ -130,6 +132,8 @@
   // frontend requests for that pick must include the token in its initial
   // metadata. The token is used by the backend to verify the request and to
   // allow the backend to report load to the gRPC LB system.
+  //
+  // Its length is variable but less than 50 bytes.
   string load_balance_token = 3;
 
   // Indicates whether this particular request should be dropped by the client
diff --git a/src/proto/grpc/reflection/v1alpha/reflection.proto b/src/proto/grpc/reflection/v1alpha/reflection.proto
index 276ff0e..01e582c 100644
--- a/src/proto/grpc/reflection/v1alpha/reflection.proto
+++ b/src/proto/grpc/reflection/v1alpha/reflection.proto
@@ -59,8 +59,8 @@
     // message type with the given field number.
     ExtensionRequest file_containing_extension = 5;
 
-    // Finds the tag numbers used by all known extensions of extendee_type, and
-    // appends them to ExtensionNumberResponse in an undefined order.
+    // Finds the tag numbers used by all known extensions of the given message
+    // type, and appends them to ExtensionNumberResponse in an undefined order.
     // Its corresponding method is best-effort: it's not guaranteed that the
     // reflection service will implement this method, and it's not guaranteed
     // that this method will provide all extensions. Returns
diff --git a/src/python/grpcio_health_checking/.gitignore b/src/python/grpcio_health_checking/.gitignore
index 85af466..432c319 100644
--- a/src/python/grpcio_health_checking/.gitignore
+++ b/src/python/grpcio_health_checking/.gitignore
@@ -1,5 +1,6 @@
 *.proto
 *_pb2.py
+*_pb2_grpc.py
 build/
 grpcio_health_checking.egg-info/
 dist/
diff --git a/src/python/grpcio_tests/.gitignore b/src/python/grpcio_tests/.gitignore
index fc62013..dcba283 100644
--- a/src/python/grpcio_tests/.gitignore
+++ b/src/python/grpcio_tests/.gitignore
@@ -1,4 +1,5 @@
 proto/
 src/
 *_pb2.py
+*_pb2_grpc.py
 *.egg-info/
diff --git a/src/python/grpcio_tests/setup.py b/src/python/grpcio_tests/setup.py
index 7384206..01d5fa8 100644
--- a/src/python/grpcio_tests/setup.py
+++ b/src/python/grpcio_tests/setup.py
@@ -80,8 +80,14 @@
         'credentials/server1.key',
         'credentials/server1.pem',
     ],
-    'tests.protoc_plugin': [
-        'protoc_plugin_test.proto',
+    'tests.protoc_plugin.protos.invocation_testing': [
+        'same.proto',
+    ],
+    'tests.protoc_plugin.protos.invocation_testing.split_messages': [
+        'messages.proto',
+    ],
+    'tests.protoc_plugin.protos.invocation_testing.split_services': [
+        'services.proto',
     ],
     'tests.unit': [
         'credentials/ca.pem',
diff --git a/src/python/grpcio_tests/tests/_loader.py b/src/python/grpcio_tests/tests/_loader.py
index c2f097f..621bedc 100644
--- a/src/python/grpcio_tests/tests/_loader.py
+++ b/src/python/grpcio_tests/tests/_loader.py
@@ -84,11 +84,9 @@
         along.
     """
     for importer, module_name, is_package in (
-        pkgutil.iter_modules(package_paths)):
+        pkgutil.walk_packages(package_paths)):
       module = importer.find_module(module_name).load_module(module_name)
       self.visit_module(module)
-      if is_package:
-        self.walk_packages(module.__path__)
 
   def visit_module(self, module):
     """Visits the module, adding discovered tests to the test suite.
diff --git a/src/python/grpcio_tests/tests/protoc_plugin/_split_definitions_test.py b/src/python/grpcio_tests/tests/protoc_plugin/_split_definitions_test.py
new file mode 100644
index 0000000..089366a
--- /dev/null
+++ b/src/python/grpcio_tests/tests/protoc_plugin/_split_definitions_test.py
@@ -0,0 +1,304 @@
+# Copyright 2016, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import collections
+from concurrent import futures
+import contextlib
+import distutils.spawn
+import errno
+import importlib
+import os
+import os.path
+import pkgutil
+import shutil
+import subprocess
+import sys
+import tempfile
+import threading
+import unittest
+
+import grpc
+from grpc.tools import protoc
+from tests.unit.framework.common import test_constants
+
+_MESSAGES_IMPORT = b'import "messages.proto";'
+
+@contextlib.contextmanager
+def _system_path(path):
+  old_system_path = sys.path[:]
+  sys.path = sys.path[0:1] + path + sys.path[1:]
+  yield
+  sys.path = old_system_path
+
+
+class DummySplitServicer(object):
+
+  def __init__(self, request_class, response_class):
+    self.request_class = request_class
+    self.response_class = response_class
+
+  def Call(self, request, context):
+    return self.response_class()
+
+
+class SeparateTestMixin(object):
+
+  def testImportAttributes(self):
+    with _system_path([self.python_out_directory]):
+      pb2 = importlib.import_module(self.pb2_import)
+    pb2.Request
+    pb2.Response
+    if self.should_find_services_in_pb2:
+      pb2.TestServiceServicer
+    else:
+      with self.assertRaises(AttributeError):
+        pb2.TestServiceServicer
+
+    with _system_path([self.grpc_python_out_directory]):
+      pb2_grpc = importlib.import_module(self.pb2_grpc_import)
+    pb2_grpc.TestServiceServicer
+    with self.assertRaises(AttributeError):
+      pb2_grpc.Request
+    with self.assertRaises(AttributeError):
+      pb2_grpc.Response
+
+  def testCall(self):
+    with _system_path([self.python_out_directory]):
+      pb2 = importlib.import_module(self.pb2_import)
+    with _system_path([self.grpc_python_out_directory]):
+      pb2_grpc = importlib.import_module(self.pb2_grpc_import)
+    server = grpc.server(
+        futures.ThreadPoolExecutor(max_workers=test_constants.POOL_SIZE))
+    pb2_grpc.add_TestServiceServicer_to_server(
+        DummySplitServicer(
+            pb2.Request, pb2.Response), server)
+    port = server.add_insecure_port('[::]:0')
+    server.start()
+    channel = grpc.insecure_channel('localhost:{}'.format(port))
+    stub = pb2_grpc.TestServiceStub(channel)
+    request = pb2.Request()
+    expected_response = pb2.Response()
+    response = stub.Call(request)
+    self.assertEqual(expected_response, response)
+
+
+class CommonTestMixin(object):
+
+  def testImportAttributes(self):
+    with _system_path([self.python_out_directory]):
+      pb2 = importlib.import_module(self.pb2_import)
+    pb2.Request
+    pb2.Response
+    if self.should_find_services_in_pb2:
+      pb2.TestServiceServicer
+    else:
+      with self.assertRaises(AttributeError):
+        pb2.TestServiceServicer
+
+    with _system_path([self.grpc_python_out_directory]):
+      pb2_grpc = importlib.import_module(self.pb2_grpc_import)
+    pb2_grpc.TestServiceServicer
+    with self.assertRaises(AttributeError):
+      pb2_grpc.Request
+    with self.assertRaises(AttributeError):
+      pb2_grpc.Response
+
+  def testCall(self):
+    with _system_path([self.python_out_directory]):
+      pb2 = importlib.import_module(self.pb2_import)
+    with _system_path([self.grpc_python_out_directory]):
+      pb2_grpc = importlib.import_module(self.pb2_grpc_import)
+    server = grpc.server(
+        futures.ThreadPoolExecutor(max_workers=test_constants.POOL_SIZE))
+    pb2_grpc.add_TestServiceServicer_to_server(
+        DummySplitServicer(
+            pb2.Request, pb2.Response), server)
+    port = server.add_insecure_port('[::]:0')
+    server.start()
+    channel = grpc.insecure_channel('localhost:{}'.format(port))
+    stub = pb2_grpc.TestServiceStub(channel)
+    request = pb2.Request()
+    expected_response = pb2.Response()
+    response = stub.Call(request)
+    self.assertEqual(expected_response, response)
+
+
+class SameSeparateTest(unittest.TestCase, SeparateTestMixin):
+
+  def setUp(self):
+    same_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing', 'same.proto')
+    self.directory = tempfile.mkdtemp(suffix='same_separate', dir='.')
+    self.proto_directory = os.path.join(self.directory, 'proto_path')
+    self.python_out_directory = os.path.join(self.directory, 'python_out')
+    self.grpc_python_out_directory = os.path.join(self.directory, 'grpc_python_out')
+    os.makedirs(self.proto_directory)
+    os.makedirs(self.python_out_directory)
+    os.makedirs(self.grpc_python_out_directory)
+    same_proto_file = os.path.join(self.proto_directory, 'same_separate.proto')
+    open(same_proto_file, 'wb').write(same_proto_contents)
+    protoc_result = protoc.main([
+        '',
+        '--proto_path={}'.format(self.proto_directory),
+        '--python_out={}'.format(self.python_out_directory),
+        '--grpc_python_out={}'.format(self.grpc_python_out_directory),
+        same_proto_file,
+    ])
+    if protoc_result != 0:
+      raise Exception("unexpected protoc error")
+    open(os.path.join(self.grpc_python_out_directory, '__init__.py'), 'w').write('')
+    open(os.path.join(self.python_out_directory, '__init__.py'), 'w').write('')
+    self.pb2_import = 'same_separate_pb2'
+    self.pb2_grpc_import = 'same_separate_pb2_grpc'
+    self.should_find_services_in_pb2 = False
+
+  def tearDown(self):
+    shutil.rmtree(self.directory)
+
+
+class SameCommonTest(unittest.TestCase, CommonTestMixin):
+
+  def setUp(self):
+    same_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing', 'same.proto')
+    self.directory = tempfile.mkdtemp(suffix='same_common', dir='.')
+    self.proto_directory = os.path.join(self.directory, 'proto_path')
+    self.python_out_directory = os.path.join(self.directory, 'python_out')
+    self.grpc_python_out_directory = self.python_out_directory
+    os.makedirs(self.proto_directory)
+    os.makedirs(self.python_out_directory)
+    same_proto_file = os.path.join(self.proto_directory, 'same_common.proto')
+    open(same_proto_file, 'wb').write(same_proto_contents)
+    protoc_result = protoc.main([
+        '',
+        '--proto_path={}'.format(self.proto_directory),
+        '--python_out={}'.format(self.python_out_directory),
+        '--grpc_python_out={}'.format(self.grpc_python_out_directory),
+        same_proto_file,
+    ])
+    if protoc_result != 0:
+      raise Exception("unexpected protoc error")
+    open(os.path.join(self.python_out_directory, '__init__.py'), 'w').write('')
+    self.pb2_import = 'same_common_pb2'
+    self.pb2_grpc_import = 'same_common_pb2_grpc'
+    self.should_find_services_in_pb2 = True
+
+  def tearDown(self):
+    shutil.rmtree(self.directory)
+
+
+class SplitCommonTest(unittest.TestCase, CommonTestMixin):
+
+  def setUp(self):
+    services_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing.split_services',
+        'services.proto')
+    messages_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing.split_messages',
+        'messages.proto')
+    self.directory = tempfile.mkdtemp(suffix='split_common', dir='.')
+    self.proto_directory = os.path.join(self.directory, 'proto_path')
+    self.python_out_directory = os.path.join(self.directory, 'python_out')
+    self.grpc_python_out_directory = self.python_out_directory
+    os.makedirs(self.proto_directory)
+    os.makedirs(self.python_out_directory)
+    services_proto_file = os.path.join(self.proto_directory,
+                                       'split_common_services.proto')
+    messages_proto_file = os.path.join(self.proto_directory,
+                                       'split_common_messages.proto')
+    open(services_proto_file, 'wb').write(services_proto_contents.replace(
+        _MESSAGES_IMPORT,
+        b'import "split_common_messages.proto";'
+    ))
+    open(messages_proto_file, 'wb').write(messages_proto_contents)
+    protoc_result = protoc.main([
+        '',
+        '--proto_path={}'.format(self.proto_directory),
+        '--python_out={}'.format(self.python_out_directory),
+        '--grpc_python_out={}'.format(self.python_out_directory),
+        services_proto_file,
+        messages_proto_file,
+    ])
+    if protoc_result != 0:
+      raise Exception("unexpected protoc error")
+    open(os.path.join(self.python_out_directory, '__init__.py'), 'w').write('')
+    self.pb2_import = 'split_common_messages_pb2'
+    self.pb2_grpc_import = 'split_common_services_pb2_grpc'
+    self.should_find_services_in_pb2 = False
+
+  def tearDown(self):
+    shutil.rmtree(self.directory)
+
+
+class SplitSeparateTest(unittest.TestCase, SeparateTestMixin):
+
+  def setUp(self):
+    services_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing.split_services',
+        'services.proto')
+    messages_proto_contents = pkgutil.get_data(
+        'tests.protoc_plugin.protos.invocation_testing.split_messages',
+        'messages.proto')
+    self.directory = tempfile.mkdtemp(suffix='split_separate', dir='.')
+    self.proto_directory = os.path.join(self.directory, 'proto_path')
+    self.python_out_directory = os.path.join(self.directory, 'python_out')
+    self.grpc_python_out_directory = os.path.join(self.directory, 'grpc_python_out')
+    os.makedirs(self.proto_directory)
+    os.makedirs(self.python_out_directory)
+    os.makedirs(self.grpc_python_out_directory)
+    services_proto_file = os.path.join(self.proto_directory,
+                                       'split_separate_services.proto')
+    messages_proto_file = os.path.join(self.proto_directory,
+                                       'split_separate_messages.proto')
+    open(services_proto_file, 'wb').write(services_proto_contents.replace(
+        _MESSAGES_IMPORT,
+        b'import "split_separate_messages.proto";'
+    ))
+    open(messages_proto_file, 'wb').write(messages_proto_contents)
+    protoc_result = protoc.main([
+        '',
+        '--proto_path={}'.format(self.proto_directory),
+        '--python_out={}'.format(self.python_out_directory),
+        '--grpc_python_out={}'.format(self.grpc_python_out_directory),
+        services_proto_file,
+        messages_proto_file,
+    ])
+    if protoc_result != 0:
+      raise Exception("unexpected protoc error")
+    open(os.path.join(self.python_out_directory, '__init__.py'), 'w').write('')
+    self.pb2_import = 'split_separate_messages_pb2'
+    self.pb2_grpc_import = 'split_separate_services_pb2_grpc'
+    self.should_find_services_in_pb2 = False
+
+  def tearDown(self):
+    shutil.rmtree(self.directory)
+
+
+if __name__ == '__main__':
+  unittest.main(verbosity=2)
diff --git a/tools/distrib/check_generated_pb_files.sh b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/__init__.py
old mode 100755
new mode 100644
similarity index 69%
rename from tools/distrib/check_generated_pb_files.sh
rename to src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/__init__.py
index 6b93895..2f88fa0
--- a/tools/distrib/check_generated_pb_files.sh
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/__init__.py
@@ -1,4 +1,3 @@
-#!/bin/bash
 # Copyright 2016, Google Inc.
 # All rights reserved.
 #
@@ -28,16 +27,4 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set -ex
 
-# change to root directory
-cd $(dirname $0)/../..
-
-# build grpc_check_generated_pb_files docker image
-docker build -t grpc_check_generated_pb_files tools/dockerfile/grpc_check_generated_pb_files
-
-# run check_pb_files against the checked out codebase
-docker run -e TEST=$TEST --rm=true -v ${HOST_GIT_ROOT:-`pwd`}:/var/local/jenkins/grpc -t grpc_check_generated_pb_files /var/local/jenkins/grpc/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh
-
-# If the test fails, please make sure your protobuf submodule is up-to-date and run
-# tools/codegen/extensions/gen_reflection_proto.sh to update the generated files.
diff --git a/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/same.proto b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/same.proto
new file mode 100644
index 0000000..269e2fd
--- /dev/null
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/same.proto
@@ -0,0 +1,39 @@
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+syntax = "proto3";
+
+package grpc_protoc_plugin.invocation_testing;
+
+message Request {}
+message Response {}
+
+service TestService {
+  rpc Call(Request) returns (Response);
+}
diff --git a/tools/distrib/check_generated_pb_files.sh b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/__init__.py
old mode 100755
new mode 100644
similarity index 69%
copy from tools/distrib/check_generated_pb_files.sh
copy to src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/__init__.py
index 6b93895..2f88fa0
--- a/tools/distrib/check_generated_pb_files.sh
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/__init__.py
@@ -1,4 +1,3 @@
-#!/bin/bash
 # Copyright 2016, Google Inc.
 # All rights reserved.
 #
@@ -28,16 +27,4 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set -ex
 
-# change to root directory
-cd $(dirname $0)/../..
-
-# build grpc_check_generated_pb_files docker image
-docker build -t grpc_check_generated_pb_files tools/dockerfile/grpc_check_generated_pb_files
-
-# run check_pb_files against the checked out codebase
-docker run -e TEST=$TEST --rm=true -v ${HOST_GIT_ROOT:-`pwd`}:/var/local/jenkins/grpc -t grpc_check_generated_pb_files /var/local/jenkins/grpc/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh
-
-# If the test fails, please make sure your protobuf submodule is up-to-date and run
-# tools/codegen/extensions/gen_reflection_proto.sh to update the generated files.
diff --git a/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/messages.proto b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/messages.proto
new file mode 100644
index 0000000..de22dae
--- /dev/null
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_messages/messages.proto
@@ -0,0 +1,35 @@
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+syntax = "proto3";
+
+package grpc_protoc_plugin.invocation_testing.split;
+
+message Request {}
+message Response {}
diff --git a/tools/distrib/check_generated_pb_files.sh b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/__init__.py
old mode 100755
new mode 100644
similarity index 69%
copy from tools/distrib/check_generated_pb_files.sh
copy to src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/__init__.py
index 6b93895..2f88fa0
--- a/tools/distrib/check_generated_pb_files.sh
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/__init__.py
@@ -1,4 +1,3 @@
-#!/bin/bash
 # Copyright 2016, Google Inc.
 # All rights reserved.
 #
@@ -28,16 +27,4 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set -ex
 
-# change to root directory
-cd $(dirname $0)/../..
-
-# build grpc_check_generated_pb_files docker image
-docker build -t grpc_check_generated_pb_files tools/dockerfile/grpc_check_generated_pb_files
-
-# run check_pb_files against the checked out codebase
-docker run -e TEST=$TEST --rm=true -v ${HOST_GIT_ROOT:-`pwd`}:/var/local/jenkins/grpc -t grpc_check_generated_pb_files /var/local/jenkins/grpc/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh
-
-# If the test fails, please make sure your protobuf submodule is up-to-date and run
-# tools/codegen/extensions/gen_reflection_proto.sh to update the generated files.
diff --git a/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/services.proto b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/services.proto
new file mode 100644
index 0000000..af999cd
--- /dev/null
+++ b/src/python/grpcio_tests/tests/protoc_plugin/protos/invocation_testing/split_services/services.proto
@@ -0,0 +1,38 @@
+// Copyright 2016, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+syntax = "proto3";
+
+import "messages.proto";
+
+package grpc_protoc_plugin.invocation_testing.split;
+
+service TestService {
+  rpc Call(Request) returns (Response);
+}
diff --git a/src/python/grpcio_tests/tests/tests.json b/src/python/grpcio_tests/tests/tests.json
index 2e85f1f..dd4a025 100644
--- a/src/python/grpcio_tests/tests/tests.json
+++ b/src/python/grpcio_tests/tests/tests.json
@@ -1,45 +1,49 @@
 [
-  "_api_test.AllTest",
-  "_api_test.ChannelConnectivityTest",
-  "_api_test.ChannelTest",
-  "_auth_test.AccessTokenCallCredentialsTest",
-  "_auth_test.GoogleCallCredentialsTest",
-  "_beta_features_test.BetaFeaturesTest",
-  "_beta_features_test.ContextManagementAndLifecycleTest",
-  "_cancel_many_calls_test.CancelManyCallsTest",
-  "_channel_args_test.ChannelArgsTest",
-  "_channel_connectivity_test.ChannelConnectivityTest",
-  "_channel_ready_future_test.ChannelReadyFutureTest",
-  "_channel_test.ChannelTest",
-  "_compression_test.CompressionTest",
-  "_connectivity_channel_test.ConnectivityStatesTest",
-  "_credentials_test.CredentialsTest",
-  "_empty_message_test.EmptyMessageTest",
-  "_exit_test.ExitTest",
-  "_face_interface_test.DynamicInvokerBlockingInvocationInlineServiceTest",
-  "_face_interface_test.DynamicInvokerFutureInvocationAsynchronousEventServiceTest",
-  "_face_interface_test.GenericInvokerBlockingInvocationInlineServiceTest",
-  "_face_interface_test.GenericInvokerFutureInvocationAsynchronousEventServiceTest",
-  "_face_interface_test.MultiCallableInvokerBlockingInvocationInlineServiceTest",
-  "_face_interface_test.MultiCallableInvokerFutureInvocationAsynchronousEventServiceTest",
-  "_health_servicer_test.HealthServicerTest",
-  "_implementations_test.CallCredentialsTest",
-  "_implementations_test.ChannelCredentialsTest",
-  "_insecure_interop_test.InsecureInteropTest",
-  "_logging_pool_test.LoggingPoolTest",
-  "_metadata_code_details_test.MetadataCodeDetailsTest",
-  "_metadata_test.MetadataTest",
-  "_not_found_test.NotFoundTest",
-  "_python_plugin_test.PythonPluginTest",
-  "_read_some_but_not_all_responses_test.ReadSomeButNotAllResponsesTest",
-  "_reflection_servicer_test.ReflectionServicerTest",
-  "_rpc_test.RPCTest",
-  "_sanity_test.Sanity",
-  "_secure_interop_test.SecureInteropTest",
-  "_thread_cleanup_test.CleanupThreadTest",
-  "_utilities_test.ChannelConnectivityTest",
-  "beta_python_plugin_test.PythonPluginTest",
-  "cygrpc_test.InsecureServerInsecureClient",
-  "cygrpc_test.SecureServerSecureClient",
-  "cygrpc_test.TypeSmokeTest"
+  "health_check._health_servicer_test.HealthServicerTest",
+  "interop._insecure_interop_test.InsecureInteropTest",
+  "interop._secure_interop_test.SecureInteropTest",
+  "protoc_plugin._python_plugin_test.PythonPluginTest",
+  "protoc_plugin._split_definitions_test.SameCommonTest",
+  "protoc_plugin._split_definitions_test.SameSeparateTest",
+  "protoc_plugin._split_definitions_test.SplitCommonTest",
+  "protoc_plugin._split_definitions_test.SplitSeparateTest",
+  "protoc_plugin.beta_python_plugin_test.PythonPluginTest",
+  "reflection._reflection_servicer_test.ReflectionServicerTest",
+  "unit._api_test.AllTest",
+  "unit._api_test.ChannelConnectivityTest",
+  "unit._api_test.ChannelTest",
+  "unit._auth_test.AccessTokenCallCredentialsTest",
+  "unit._auth_test.GoogleCallCredentialsTest",
+  "unit._channel_args_test.ChannelArgsTest",
+  "unit._channel_connectivity_test.ChannelConnectivityTest",
+  "unit._channel_ready_future_test.ChannelReadyFutureTest",
+  "unit._compression_test.CompressionTest",
+  "unit._credentials_test.CredentialsTest",
+  "unit._cython._cancel_many_calls_test.CancelManyCallsTest",
+  "unit._cython._channel_test.ChannelTest",
+  "unit._cython._read_some_but_not_all_responses_test.ReadSomeButNotAllResponsesTest",
+  "unit._cython.cygrpc_test.InsecureServerInsecureClient",
+  "unit._cython.cygrpc_test.SecureServerSecureClient",
+  "unit._cython.cygrpc_test.TypeSmokeTest",
+  "unit._empty_message_test.EmptyMessageTest",
+  "unit._exit_test.ExitTest",
+  "unit._metadata_code_details_test.MetadataCodeDetailsTest",
+  "unit._metadata_test.MetadataTest",
+  "unit._rpc_test.RPCTest",
+  "unit._sanity._sanity_test.Sanity",
+  "unit._thread_cleanup_test.CleanupThreadTest",
+  "unit.beta._beta_features_test.BetaFeaturesTest",
+  "unit.beta._beta_features_test.ContextManagementAndLifecycleTest",
+  "unit.beta._connectivity_channel_test.ConnectivityStatesTest",
+  "unit.beta._face_interface_test.DynamicInvokerBlockingInvocationInlineServiceTest",
+  "unit.beta._face_interface_test.DynamicInvokerFutureInvocationAsynchronousEventServiceTest",
+  "unit.beta._face_interface_test.GenericInvokerBlockingInvocationInlineServiceTest",
+  "unit.beta._face_interface_test.GenericInvokerFutureInvocationAsynchronousEventServiceTest",
+  "unit.beta._face_interface_test.MultiCallableInvokerBlockingInvocationInlineServiceTest",
+  "unit.beta._face_interface_test.MultiCallableInvokerFutureInvocationAsynchronousEventServiceTest",
+  "unit.beta._implementations_test.CallCredentialsTest",
+  "unit.beta._implementations_test.ChannelCredentialsTest",
+  "unit.beta._not_found_test.NotFoundTest",
+  "unit.beta._utilities_test.ChannelConnectivityTest",
+  "unit.framework.foundation._logging_pool_test.LoggingPoolTest"
 ]
diff --git a/src/ruby/lib/grpc/generic/rpc_server.rb b/src/ruby/lib/grpc/generic/rpc_server.rb
index 7dbcb7d..57f99c8 100644
--- a/src/ruby/lib/grpc/generic/rpc_server.rb
+++ b/src/ruby/lib/grpc/generic/rpc_server.rb
@@ -54,6 +54,7 @@
     DEFAULT_MAX_WAITING_REQUESTS = 60
 
     # Default poll period is 1s
+    # Used for grpc server shutdown and thread pool shutdown timeouts
     DEFAULT_POLL_PERIOD = 1
 
     # Signal check period is 0.25s
@@ -127,7 +128,7 @@
       deadline = from_relative_time(@poll_period)
       @server.close(deadline)
       @pool.shutdown
-      @pool.wait_for_termination
+      @pool.wait_for_termination(@poll_period)
     end
 
     def running_state
diff --git a/src/ruby/qps/server.rb b/src/ruby/qps/server.rb
index d0c2073..6175855 100644
--- a/src/ruby/qps/server.rb
+++ b/src/ruby/qps/server.rb
@@ -63,7 +63,9 @@
       cred = :this_port_is_insecure
     end
     # Make sure server can handle the large number of calls in benchmarks
-    @server = GRPC::RpcServer.new(pool_size: 100, max_waiting_requests: 100)
+    # TODO: @apolcyn, if scenario config increases total outstanding
+    # calls then will need to increase the pool size too
+    @server = GRPC::RpcServer.new(pool_size: 1024, max_waiting_requests: 1024)
     @port = @server.add_http2_port("0.0.0.0:" + port.to_s, cred)
     @server.handle(BenchmarkServiceImpl.new)
     @start_time = Time.now
diff --git a/test/core/end2end/tests/resource_quota_server.c b/test/core/end2end/tests/resource_quota_server.c
index fbd4986..47c5ed6 100644
--- a/test/core/end2end/tests/resource_quota_server.c
+++ b/test/core/end2end/tests/resource_quota_server.c
@@ -137,17 +137,22 @@
    * will be verified on completion. */
   gpr_slice request_payload_slice = generate_random_slice();
 
-  grpc_call *client_calls[NUM_CALLS];
-  grpc_call *server_calls[NUM_CALLS];
-  grpc_metadata_array initial_metadata_recv[NUM_CALLS];
-  grpc_metadata_array trailing_metadata_recv[NUM_CALLS];
-  grpc_metadata_array request_metadata_recv[NUM_CALLS];
-  grpc_call_details call_details[NUM_CALLS];
-  grpc_status_code status[NUM_CALLS];
-  char *details[NUM_CALLS];
-  size_t details_capacity[NUM_CALLS];
-  grpc_byte_buffer *request_payload_recv[NUM_CALLS];
-  int was_cancelled[NUM_CALLS];
+  grpc_call **client_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
+  grpc_call **server_calls = malloc(sizeof(grpc_call *) * NUM_CALLS);
+  grpc_metadata_array *initial_metadata_recv =
+      malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
+  grpc_metadata_array *trailing_metadata_recv =
+      malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
+  grpc_metadata_array *request_metadata_recv =
+      malloc(sizeof(grpc_metadata_array) * NUM_CALLS);
+  grpc_call_details *call_details =
+      malloc(sizeof(grpc_call_details) * NUM_CALLS);
+  grpc_status_code *status = malloc(sizeof(grpc_status_code) * NUM_CALLS);
+  char **details = malloc(sizeof(char *) * NUM_CALLS);
+  size_t *details_capacity = malloc(sizeof(size_t) * NUM_CALLS);
+  grpc_byte_buffer **request_payload_recv =
+      malloc(sizeof(grpc_byte_buffer *) * NUM_CALLS);
+  int *was_cancelled = malloc(sizeof(int) * NUM_CALLS);
   grpc_call_error error;
   int pending_client_calls = 0;
   int pending_server_start_calls = 0;
@@ -356,6 +361,18 @@
   gpr_slice_unref(request_payload_slice);
   grpc_resource_quota_unref(resource_quota);
 
+  free(client_calls);
+  free(server_calls);
+  free(initial_metadata_recv);
+  free(trailing_metadata_recv);
+  free(request_metadata_recv);
+  free(call_details);
+  free(status);
+  free(details);
+  free(details_capacity);
+  free(request_payload_recv);
+  free(was_cancelled);
+
   end_test(&f);
   config.tear_down_data(&f);
 }
diff --git a/test/cpp/end2end/end2end_test.cc b/test/cpp/end2end/end2end_test.cc
index feadabd..43b7d44 100644
--- a/test/cpp/end2end/end2end_test.cc
+++ b/test/cpp/end2end/end2end_test.cc
@@ -250,6 +250,11 @@
     builder.RegisterService(&service_);
     builder.RegisterService("foo.test.youtube.com", &special_service_);
     builder.RegisterService(&dup_pkg_service_);
+
+    builder.SetSyncServerOption(ServerBuilder::SyncServerOption::NUM_CQS, 4);
+    builder.SetSyncServerOption(
+        ServerBuilder::SyncServerOption::CQ_TIMEOUT_MSEC, 10);
+
     server_ = builder.BuildAndStart();
     is_server_started_ = true;
   }
@@ -284,6 +289,11 @@
       ServerBuilder builder;
       builder.AddListeningPort(proxyaddr.str(), InsecureServerCredentials());
       builder.RegisterService(proxy_service_.get());
+
+      builder.SetSyncServerOption(ServerBuilder::SyncServerOption::NUM_CQS, 4);
+      builder.SetSyncServerOption(
+          ServerBuilder::SyncServerOption::CQ_TIMEOUT_MSEC, 10);
+
       proxy_server_ = builder.BuildAndStart();
 
       channel_ = CreateChannel(proxyaddr.str(), InsecureChannelCredentials());
diff --git a/test/cpp/end2end/round_robin_end2end_test.cc b/test/cpp/end2end/round_robin_end2end_test.cc
new file mode 100644
index 0000000..796b01c
--- /dev/null
+++ b/test/cpp/end2end/round_robin_end2end_test.cc
@@ -0,0 +1,211 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <memory>
+#include <mutex>
+#include <thread>
+
+#include <grpc++/channel.h>
+#include <grpc++/client_context.h>
+#include <grpc++/create_channel.h>
+#include <grpc++/server.h>
+#include <grpc++/server_builder.h>
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
+#include <gtest/gtest.h>
+
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
+#include "test/cpp/end2end/test_service_impl.h"
+
+using grpc::testing::EchoRequest;
+using grpc::testing::EchoResponse;
+using std::chrono::system_clock;
+
+namespace grpc {
+namespace testing {
+namespace {
+
+// Subclass of TestServiceImpl that increments a request counter for
+// every call to the Echo RPC.
+class MyTestServiceImpl : public TestServiceImpl {
+ public:
+  MyTestServiceImpl() : request_count_(0) {}
+
+  Status Echo(ServerContext* context, const EchoRequest* request,
+              EchoResponse* response) GRPC_OVERRIDE {
+    {
+      unique_lock<mutex> lock(mu_);
+      ++request_count_;
+    }
+    return TestServiceImpl::Echo(context, request, response);
+  }
+
+  int request_count() {
+    unique_lock<mutex> lock(mu_);
+    return request_count_;
+  }
+
+ private:
+  mutex mu_;
+  int request_count_;
+};
+
+class RoundRobinEnd2endTest : public ::testing::Test {
+ protected:
+  RoundRobinEnd2endTest() : server_host_("localhost") {}
+
+  void StartServers(int num_servers) {
+    for (int i = 0; i < num_servers; ++i) {
+      servers_.emplace_back(new ServerData(server_host_));
+    }
+  }
+
+  void TearDown() GRPC_OVERRIDE {
+    for (size_t i = 0; i < servers_.size(); ++i) {
+      servers_[i]->Shutdown();
+    }
+  }
+
+  void ResetStub(bool round_robin) {
+    ChannelArguments args;
+    if (round_robin) args.SetLoadBalancingPolicyName("round_robin");
+    std::ostringstream uri;
+    uri << "ipv4:///";
+    for (size_t i = 0; i < servers_.size() - 1; ++i) {
+      uri << "127.0.0.1:" << servers_[i]->port_ << ",";
+    }
+    uri << "127.0.0.1:" << servers_[servers_.size() - 1]->port_;
+    std::shared_ptr<Channel> channel =
+        CreateCustomChannel(uri.str(), InsecureChannelCredentials(), args);
+    stub_ = grpc::testing::EchoTestService::NewStub(channel);
+  }
+
+  void SendRpc(int num_rpcs) {
+    EchoRequest request;
+    EchoResponse response;
+    request.set_message("Live long and prosper.");
+    for (int i = 0; i < num_rpcs; i++) {
+      ClientContext context;
+      Status status = stub_->Echo(&context, request, &response);
+      EXPECT_TRUE(status.ok());
+      EXPECT_EQ(response.message(), request.message());
+    }
+  }
+
+  struct ServerData {
+    int port_;
+    std::unique_ptr<Server> server_;
+    MyTestServiceImpl service_;
+    std::unique_ptr<std::thread> thread_;
+
+    explicit ServerData(const grpc::string& server_host) {
+      port_ = grpc_pick_unused_port_or_die();
+      gpr_log(GPR_INFO, "starting server on port %d", port_);
+      std::mutex mu;
+      std::condition_variable cond;
+      thread_.reset(new std::thread(
+          std::bind(&ServerData::Start, this, server_host, &mu, &cond)));
+      unique_lock<mutex> lock(mu);
+      cond.wait(lock);
+      gpr_log(GPR_INFO, "server startup complete");
+    }
+
+    void Start(const grpc::string& server_host, std::mutex* mu,
+               std::condition_variable* cond) {
+      std::ostringstream server_address;
+      server_address << server_host << ":" << port_;
+      ServerBuilder builder;
+      builder.AddListeningPort(server_address.str(),
+                               InsecureServerCredentials());
+      builder.RegisterService(&service_);
+      server_ = builder.BuildAndStart();
+      lock_guard<mutex> lock(*mu);
+      cond->notify_one();
+    }
+
+    void Shutdown() {
+      server_->Shutdown();
+      thread_->join();
+    }
+  };
+
+  const grpc::string server_host_;
+  CompletionQueue cli_cq_;
+  std::unique_ptr<grpc::testing::EchoTestService::Stub> stub_;
+  std::vector<std::unique_ptr<ServerData>> servers_;
+};
+
+TEST_F(RoundRobinEnd2endTest, PickFirst) {
+  // Start servers and send one RPC per server.
+  const int kNumServers = 3;
+  StartServers(kNumServers);
+  ResetStub(false /* round_robin */);
+  SendRpc(kNumServers);
+  // All requests should have gone to a single server.
+  bool found = false;
+  for (size_t i = 0; i < servers_.size(); ++i) {
+    const int request_count = servers_[i]->service_.request_count();
+    if (request_count == kNumServers) {
+      found = true;
+    } else {
+      EXPECT_EQ(0, request_count);
+    }
+  }
+  EXPECT_TRUE(found);
+}
+
+TEST_F(RoundRobinEnd2endTest, RoundRobin) {
+  // Start servers and send one RPC per server.
+  const int kNumServers = 3;
+  StartServers(kNumServers);
+  ResetStub(true /* round_robin */);
+  SendRpc(kNumServers);
+  // One request should have gone to each server.
+  for (size_t i = 0; i < servers_.size(); ++i) {
+    EXPECT_EQ(1, servers_[i]->service_.request_count());
+  }
+}
+
+}  // namespace
+}  // namespace testing
+}  // namespace grpc
+
+int main(int argc, char** argv) {
+  grpc_test_init(argc, argv);
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}
diff --git a/test/cpp/grpclb/grpclb_test.cc b/test/cpp/grpclb/grpclb_test.cc
index b6056f9..c796e55 100644
--- a/test/cpp/grpclb/grpclb_test.cc
+++ b/test/cpp/grpclb/grpclb_test.cc
@@ -76,10 +76,22 @@
 // - Send a serverlist with faulty ip:port addresses (port > 2^16, etc).
 // - Test reception of invalid serverlist
 // - Test pinging
-// - Test against a non-LB server. That server should return UNIMPLEMENTED and
-//   the call should fail.
+// - Test against a non-LB server.
 // - Random LB server closing the stream unexpectedly.
 // - Test using DNS-resolvable names (localhost?)
+//
+// Findings from end to end testing to be covered here:
+// - Handling of LB servers restart, including reconnection after backing-off
+//   retries.
+// - Destruction of load balanced channel (and therefore of grpclb instance)
+//   while:
+//   1) the internal LB call is still active. This should work by virtue
+//   of the weak reference the LB call holds. The call should be terminated as
+//   part of the grpclb shutdown process.
+//   2) the retry timer is active. Again, the weak reference it holds should
+//   prevent a premature call to \a glb_destroy.
+// - Restart of backend servers with no changes to serverlist. This exercises
+//   the RR handover mechanism.
 
 namespace grpc {
 namespace {
@@ -144,7 +156,6 @@
     // disfunctional implementation of std::to_string in gcc 4.4, which doesn't
     // have a version for int but does have one for long long int.
     string token_data = "token" + std::to_string((long long int)ports[i]);
-    token_data.resize(64, '-');
     server->set_load_balance_token(token_data);
   }
   const grpc::string &enc_resp = response.SerializeAsString();
@@ -333,7 +344,6 @@
     // disfunctional implementation of std::to_string in gcc 4.4, which doesn't
     // have a version for int but does have one for long long int.
     string expected_token = "token" + std::to_string((long long int)sf->port);
-    expected_token.resize(64, '-');
     GPR_ASSERT(contains_metadata(&request_metadata_recv, "lb-token",
                                  expected_token.c_str()));
 
diff --git a/test/cpp/interop/client.cc b/test/cpp/interop/client.cc
index 4197ba8..c58910a 100644
--- a/test/cpp/interop/client.cc
+++ b/test/cpp/interop/client.cc
@@ -54,33 +54,35 @@
 DEFINE_string(server_host, "127.0.0.1", "Server host to connect to");
 DEFINE_string(server_host_override, "foo.test.google.fr",
               "Override the server host which is sent in HTTP header");
-DEFINE_string(test_case, "large_unary",
-              "Configure different test cases. Valid options are:\n\n"
-              "all : all test cases;\n"
-              "cancel_after_begin : cancel stream after starting it;\n"
-              "cancel_after_first_response: cancel on first response;\n"
-              "client_compressed_streaming : compressed request streaming with "
-              "client_compressed_unary : single compressed request;\n"
-              "client_streaming : request streaming with single response;\n"
-              "compute_engine_creds: large_unary with compute engine auth;\n"
-              "custom_metadata: server will echo custom metadata;\n"
-              "empty_stream : bi-di stream with no request/response;\n"
-              "empty_unary : empty (zero bytes) request and response;\n"
-              "half_duplex : half-duplex streaming;\n"
-              "jwt_token_creds: large_unary with JWT token auth;\n"
-              "large_unary : single request and (large) response;\n"
-              "oauth2_auth_token: raw oauth2 access token auth;\n"
-              "per_rpc_creds: raw oauth2 access token on a single rpc;\n"
-              "ping_pong : full-duplex streaming;\n"
-              "response streaming;\n"
-              "server_compressed_streaming : single request with compressed "
-              "server_compressed_unary : single compressed response;\n"
-              "server_streaming : single request with response streaming;\n"
-              "slow_consumer : single request with response streaming with "
-              "slow client consumer;\n"
-              "status_code_and_message: verify status code & message;\n"
-              "timeout_on_sleeping_server: deadline exceeds on stream;\n"
-              "unimplemented_method: client calls an unimplemented method;\n");
+DEFINE_string(
+    test_case, "large_unary",
+    "Configure different test cases. Valid options are:\n\n"
+    "all : all test cases;\n"
+    "cancel_after_begin : cancel stream after starting it;\n"
+    "cancel_after_first_response: cancel on first response;\n"
+    "client_compressed_streaming : compressed request streaming with "
+    "client_compressed_unary : single compressed request;\n"
+    "client_streaming : request streaming with single response;\n"
+    "compute_engine_creds: large_unary with compute engine auth;\n"
+    "custom_metadata: server will echo custom metadata;\n"
+    "empty_stream : bi-di stream with no request/response;\n"
+    "empty_unary : empty (zero bytes) request and response;\n"
+    "half_duplex : half-duplex streaming;\n"
+    "jwt_token_creds: large_unary with JWT token auth;\n"
+    "large_unary : single request and (large) response;\n"
+    "oauth2_auth_token: raw oauth2 access token auth;\n"
+    "per_rpc_creds: raw oauth2 access token on a single rpc;\n"
+    "ping_pong : full-duplex streaming;\n"
+    "response streaming;\n"
+    "server_compressed_streaming : single request with compressed "
+    "server_compressed_unary : single compressed response;\n"
+    "server_streaming : single request with response streaming;\n"
+    "slow_consumer : single request with response streaming with "
+    "slow client consumer;\n"
+    "status_code_and_message: verify status code & message;\n"
+    "timeout_on_sleeping_server: deadline exceeds on stream;\n"
+    "unimplemented_method: client calls an unimplemented method;\n"
+    "unimplemented_service: client calls an unimplemented service;\n");
 DEFINE_string(default_service_account, "",
               "Email of GCE default service account");
 DEFINE_string(service_account_key_file, "",
@@ -152,6 +154,8 @@
     client.DoCustomMetadata();
   } else if (FLAGS_test_case == "unimplemented_method") {
     client.DoUnimplementedMethod();
+  } else if (FLAGS_test_case == "unimplemented_service") {
+    client.DoUnimplementedService();
   } else if (FLAGS_test_case == "cacheable_unary") {
     client.DoCacheableUnary();
   } else if (FLAGS_test_case == "all") {
@@ -172,6 +176,7 @@
     client.DoStatusWithMessage();
     client.DoCustomMetadata();
     client.DoUnimplementedMethod();
+    client.DoUnimplementedService();
     client.DoCacheableUnary();
     // service_account_creds and jwt_token_creds can only run with ssl.
     if (FLAGS_use_tls) {
@@ -207,7 +212,8 @@
                                "server_streaming",
                                "status_code_and_message",
                                "timeout_on_sleeping_server",
-                               "unimplemented_method"};
+                               "unimplemented_method",
+                               "unimplemented_service"};
     char* joined_testcases =
         gpr_strjoin_sep(testcases, GPR_ARRAY_SIZE(testcases), "\n", NULL);
 
diff --git a/test/cpp/interop/interop_client.cc b/test/cpp/interop/interop_client.cc
index 1668589..d124262 100644
--- a/test/cpp/interop/interop_client.cc
+++ b/test/cpp/interop/interop_client.cc
@@ -107,6 +107,11 @@
   return stub_.get();
 }
 
+UnimplementedService::Stub*
+InteropClient::ServiceStub::GetUnimplementedServiceStub() {
+  return UnimplementedService::NewStub(channel_).get();
+}
+
 void InteropClient::ServiceStub::Reset(std::shared_ptr<Channel> channel) {
   channel_ = channel;
 
@@ -162,8 +167,8 @@
 bool InteropClient::DoEmpty() {
   gpr_log(GPR_DEBUG, "Sending an empty rpc...");
 
-  Empty request = Empty::default_instance();
-  Empty response = Empty::default_instance();
+  Empty request;
+  Empty response;
   ClientContext context;
 
   Status s = serviceStub_.Get()->EmptyCall(&context, request, &response);
@@ -1002,11 +1007,30 @@
   return true;
 }
 
+bool InteropClient::DoUnimplementedService() {
+  gpr_log(GPR_DEBUG, "Sending a request for an unimplemented service...");
+
+  Empty request;
+  Empty response;
+  ClientContext context;
+
+  UnimplementedService::Stub* stub = serviceStub_.GetUnimplementedServiceStub();
+
+  Status s = stub->UnimplementedCall(&context, request, &response);
+
+  if (!AssertStatusCode(s, StatusCode::UNIMPLEMENTED)) {
+    return false;
+  }
+
+  gpr_log(GPR_DEBUG, "unimplemented service done.");
+  return true;
+}
+
 bool InteropClient::DoUnimplementedMethod() {
   gpr_log(GPR_DEBUG, "Sending a request for an unimplemented rpc...");
 
-  Empty request = Empty::default_instance();
-  Empty response = Empty::default_instance();
+  Empty request;
+  Empty response;
   ClientContext context;
 
   Status s =
diff --git a/test/cpp/interop/interop_client.h b/test/cpp/interop/interop_client.h
index 0a96e77..7ec7ebe 100644
--- a/test/cpp/interop/interop_client.h
+++ b/test/cpp/interop/interop_client.h
@@ -80,6 +80,7 @@
   bool DoStatusWithMessage();
   bool DoCustomMetadata();
   bool DoUnimplementedMethod();
+  bool DoUnimplementedService();
   bool DoCacheableUnary();
   // Auth tests.
   // username is a string containing the user email
@@ -100,6 +101,7 @@
     ServiceStub(std::shared_ptr<Channel> channel, bool new_stub_every_call);
 
     TestService::Stub* Get();
+    UnimplementedService::Stub* GetUnimplementedServiceStub();
 
     void Reset(std::shared_ptr<Channel> channel);
 
diff --git a/test/cpp/thread_manager/thread_manager_test.cc b/test/cpp/thread_manager/thread_manager_test.cc
new file mode 100644
index 0000000..5c70103
--- /dev/null
+++ b/test/cpp/thread_manager/thread_manager_test.cc
@@ -0,0 +1,136 @@
+/*
+ *
+ * Copyright 2016, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *is % allowed in string
+ */
+
+#include <memory>
+#include <string>
+
+#include <gflags/gflags.h>
+#include <grpc++/grpc++.h>
+#include <grpc/support/log.h>
+#include <grpc/support/port_platform.h>
+
+#include "src/cpp/thread_manager/thread_manager.h"
+#include "test/cpp/util/test_config.h"
+
+namespace grpc {
+class ThreadManagerTest GRPC_FINAL : public grpc::ThreadManager {
+ public:
+  ThreadManagerTest()
+      : ThreadManager(kMinPollers, kMaxPollers),
+        num_do_work_(0),
+        num_poll_for_work_(0),
+        num_work_found_(0) {}
+
+  grpc::ThreadManager::WorkStatus PollForWork(void **tag,
+                                              bool *ok) GRPC_OVERRIDE;
+  void DoWork(void *tag, bool ok) GRPC_OVERRIDE;
+  void PerformTest();
+
+ private:
+  void SleepForMs(int sleep_time_ms);
+
+  static const int kMinPollers = 2;
+  static const int kMaxPollers = 10;
+
+  static const int kPollingTimeoutMsec = 10;
+  static const int kDoWorkDurationMsec = 1;
+
+  // PollForWork will return SHUTDOWN after these many number of invocations
+  static const int kMaxNumPollForWork = 50;
+
+  gpr_atm num_do_work_;        // Number of calls to DoWork
+  gpr_atm num_poll_for_work_;  // Number of calls to PollForWork
+  gpr_atm num_work_found_;     // Number of times WORK_FOUND was returned
+};
+
+void ThreadManagerTest::SleepForMs(int duration_ms) {
+  gpr_timespec sleep_time =
+      gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
+                   gpr_time_from_millis(duration_ms, GPR_TIMESPAN));
+  gpr_sleep_until(sleep_time);
+}
+
+grpc::ThreadManager::WorkStatus ThreadManagerTest::PollForWork(void **tag,
+                                                               bool *ok) {
+  int call_num = gpr_atm_no_barrier_fetch_add(&num_poll_for_work_, 1);
+
+  if (call_num >= kMaxNumPollForWork) {
+    Shutdown();
+    return SHUTDOWN;
+  }
+
+  // Simulate "polling for work" by sleeping for sometime
+  SleepForMs(kPollingTimeoutMsec);
+
+  *tag = nullptr;
+  *ok = true;
+
+  // Return timeout roughly 1 out of every 3 calls
+  if (call_num % 3 == 0) {
+    return TIMEOUT;
+  } else {
+    gpr_atm_no_barrier_fetch_add(&num_work_found_, 1);
+    return WORK_FOUND;
+  }
+}
+
+void ThreadManagerTest::DoWork(void *tag, bool ok) {
+  gpr_atm_no_barrier_fetch_add(&num_do_work_, 1);
+  SleepForMs(kDoWorkDurationMsec);  // Simulate doing work by sleeping
+}
+
+void ThreadManagerTest::PerformTest() {
+  // Initialize() starts the ThreadManager
+  Initialize();
+
+  // Wait for all the threads to gracefully terminate
+  Wait();
+
+  // The number of times DoWork() was called is equal to the number of times
+  // WORK_FOUND was returned
+  gpr_log(GPR_DEBUG, "DoWork() called %ld times",
+          gpr_atm_no_barrier_load(&num_do_work_));
+  GPR_ASSERT(gpr_atm_no_barrier_load(&num_do_work_) ==
+             gpr_atm_no_barrier_load(&num_work_found_));
+}
+}  // namespace grpc
+
+int main(int argc, char **argv) {
+  std::srand(std::time(NULL));
+
+  grpc::testing::InitTest(&argc, &argv, true);
+  grpc::ThreadManagerTest test_rpc_manager;
+  test_rpc_manager.PerformTest();
+
+  return 0;
+}
diff --git a/test/cpp/util/proto_reflection_descriptor_database.h b/test/cpp/util/proto_reflection_descriptor_database.h
index dfa3604..4637c04 100644
--- a/test/cpp/util/proto_reflection_descriptor_database.h
+++ b/test/cpp/util/proto_reflection_descriptor_database.h
@@ -38,14 +38,9 @@
 #include <unordered_set>
 #include <vector>
 
-// GRPC_NO_GENERATED_CODE indicates generated pb files should not be used
-#ifdef GRPC_NO_GENERATED_CODE
-#include "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h"
-#else
-#include <grpc++/ext/reflection.grpc.pb.h>
-#endif  // GRPC_NO_GENERATED_CODE
 #include <grpc++/grpc++.h>
 #include <grpc++/impl/codegen/config_protobuf.h>
+#include "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h"
 
 namespace grpc {
 
diff --git a/tools/codegen/extensions/gen_reflection_proto.sh b/tools/codegen/extensions/gen_reflection_proto.sh
deleted file mode 100755
index ea7689f..0000000
--- a/tools/codegen/extensions/gen_reflection_proto.sh
+++ /dev/null
@@ -1,95 +0,0 @@
-#!/bin/bash
-
-# Copyright 2016, Google Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-set -e
-cd $(dirname $0)/../../..
-
-PROTO_DIR="src/proto/grpc/reflection/v1alpha"
-PROTO_FILE="reflection"
-HEADER_DIR="include/grpc++/ext"
-SRC_DIR="src/cpp/ext"
-INCLUDE_DIR="grpc++/ext"
-TMP_DIR="tmp"
-
-if hash grpc_cpp_plugin 2>/dev/null; then
-  GRPC_PLUGIN=$(which grpc_cpp_plugin)
-else
-  if [ -f bins/opt/grpc_cpp_plugin ]; then
-    GRPC_PLUGIN="bins/opt/grpc_cpp_plugin"
-  else
-    echo "gRPC protoc plugin not found"
-    exit 1
-  fi
-fi
-
-if hash protoc 2>/dev/null; then
-  PROTOC=$(which protoc)
-else
-  if [ -f bins/opt/protobuf/protoc ]; then
-    PROTOC="bins/opt/protobuf/protoc"
-  else
-    echo "protoc not found"
-    exit 1
-  fi
-fi
-
-TMP_DIR=${TMP_DIR}_${PROTO_FILE}
-
-[ ! -d $HEADER_DIR ] && mkdir -p $HEADER_DIR || :
-[ ! -d $SRC_DIR ] && mkdir -p $SRC_DIR || :
-[ ! -d $TMP_DIR ] && mkdir -p $TMP_DIR || :
-
-$PROTOC -I$PROTO_DIR --cpp_out=$TMP_DIR ${PROTO_DIR}/${PROTO_FILE}.proto
-$PROTOC -I$PROTO_DIR --grpc_out=$TMP_DIR --plugin=protoc-gen-grpc=${GRPC_PLUGIN} ${PROTO_DIR}/${PROTO_FILE}.proto
-
-sed -i "s/\"${PROTO_FILE}.pb.h\"/<${INCLUDE_DIR/\//\\\/}\/${PROTO_FILE}.pb.h>/g" ${TMP_DIR}/${PROTO_FILE}.pb.cc
-sed -i "s/\"${PROTO_FILE}.pb.h\"/<${INCLUDE_DIR/\//\\\/}\/${PROTO_FILE}.pb.h>/g" ${TMP_DIR}/${PROTO_FILE}.grpc.pb.h
-sed -i "s/\"${PROTO_FILE}.pb.h\"/<${INCLUDE_DIR/\//\\\/}\/${PROTO_FILE}.pb.h>/g" ${TMP_DIR}/${PROTO_FILE}.grpc.pb.cc
-sed -i "s/\"${PROTO_FILE}.grpc.pb.h\"/<${INCLUDE_DIR/\//\\\/}\/${PROTO_FILE}.grpc.pb.h>/g" ${TMP_DIR}/${PROTO_FILE}.grpc.pb.cc
-
-sed -i "1s/.*/\/\/ Generated by tools\/codegen\/extensions\/gen_reflection_proto.sh/g" ${TMP_DIR}/*.pb.h
-sed -i "1s/.*/\/\/ Generated by tools\/codegen\/extensions\/gen_reflection_proto.sh/g" ${TMP_DIR}/*.pb.cc
-
-/bin/cp LICENSE ${TMP_DIR}/TMP_LICENSE
-sed -i -e "s/./ &/" -e "s/.*/ \*&/" ${TMP_DIR}/TMP_LICENSE
-sed -i -r "\$a\ *\n *\/\n\n"  ${TMP_DIR}/TMP_LICENSE
-
-sed -i -e "1s/^/ *\n/" -e "1s/^/\/*\n/" ${TMP_DIR}/*.pb.h
-sed -i -e "1s/^/ *\n/" -e "1s/^/\/*\n/" ${TMP_DIR}/*.pb.cc
-
-sed -i "2r ${TMP_DIR}/TMP_LICENSE" ${TMP_DIR}/*.pb.h
-sed -i "2r ${TMP_DIR}/TMP_LICENSE" ${TMP_DIR}/*.pb.cc
-
-/bin/mv ${TMP_DIR}/${PROTO_FILE}.pb.h ${HEADER_DIR}
-/bin/mv ${TMP_DIR}/${PROTO_FILE}.grpc.pb.h ${HEADER_DIR}
-/bin/mv ${TMP_DIR}/${PROTO_FILE}.pb.cc ${SRC_DIR}
-/bin/mv ${TMP_DIR}/${PROTO_FILE}.grpc.pb.cc ${SRC_DIR}
-/bin/rm -r $TMP_DIR
diff --git a/tools/dockerfile/grpc_check_generated_pb_files/Dockerfile b/tools/dockerfile/grpc_check_generated_pb_files/Dockerfile
deleted file mode 100644
index d19bc67..0000000
--- a/tools/dockerfile/grpc_check_generated_pb_files/Dockerfile
+++ /dev/null
@@ -1,73 +0,0 @@
-# Copyright 2015, Google Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-FROM debian:jessie
-
-# Install Git and basic packages.
-RUN apt-get update && apt-get install -y \
-  autoconf \
-  autotools-dev \
-  build-essential \
-  bzip2 \
-  ccache \
-  curl \
-  gcc \
-  gcc-multilib \
-  git \
-  golang \
-  gyp \
-  lcov \
-  libc6 \
-  libc6-dbg \
-  libc6-dev \
-  libgtest-dev \
-  libtool \
-  make \
-  perl \
-  strace \
-  python-dev \
-  python-setuptools \
-  python-yaml \
-  telnet \
-  unzip \
-  wget \
-  zip && apt-get clean
-
-#================
-# Build profiling
-RUN apt-get update && apt-get install -y time && apt-get clean
-
-#=================
-# C++ dependencies
-RUN apt-get update && apt-get -y install libgflags-dev libgtest-dev libc++-dev clang && apt-get clean
-
-RUN mkdir /var/local/jenkins
-
-# Define the default command.
-CMD ["bash"]
diff --git a/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh b/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh
deleted file mode 100755
index 9db7aae..0000000
--- a/tools/dockerfile/grpc_check_generated_pb_files/check_pb_files.sh
+++ /dev/null
@@ -1,50 +0,0 @@
-#!/bin/bash
-# Copyright 2015, Google Inc.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#     * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#     * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#     * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-set -e
-
-mkdir -p /var/local/git
-git clone /var/local/jenkins/grpc /var/local/git/grpc
-# clone gRPC submodules, use data from locally cloned submodules where possible
-(cd /var/local/jenkins/grpc/ && git submodule foreach 'cd /var/local/git/grpc \
-&& git submodule update --init --reference /var/local/jenkins/grpc/${name} \
-${name}')
-
-cd /var/local/git/grpc
-
-# build grpc cpp plugin for generating grpc pb files
-make grpc_cpp_plugin
-
-# generate pb files
-tools/codegen/extensions/gen_reflection_proto.sh
-
-# check if the pb files in the checked out codebase are identical with the newly
-# generated ones
-git diff --exit-code
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index 252bdb7..6c2b475 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -864,6 +864,7 @@
 src/cpp/common/channel_filter.h \
 src/cpp/server/dynamic_thread_pool.h \
 src/cpp/server/thread_pool_interface.h \
+src/cpp/thread_manager/thread_manager.h \
 src/cpp/client/insecure_credentials.cc \
 src/cpp/client/secure_credentials.cc \
 src/cpp/common/auth_property_iterator.cc \
@@ -893,6 +894,7 @@
 src/cpp/server/server_context.cc \
 src/cpp/server/server_credentials.cc \
 src/cpp/server/server_posix.cc \
+src/cpp/thread_manager/thread_manager.cc \
 src/cpp/util/byte_buffer_cc.cc \
 src/cpp/util/slice_cc.cc \
 src/cpp/util/status.cc \
diff --git a/tools/run_tests/performance/bq_upload_result.py b/tools/run_tests/performance/bq_upload_result.py
index 2a99499..0ea23d2 100755
--- a/tools/run_tests/performance/bq_upload_result.py
+++ b/tools/run_tests/performance/bq_upload_result.py
@@ -117,9 +117,13 @@
   scenario_result['latencies'] = json.dumps(scenario_result['latencies'])
   for stats in scenario_result['clientStats']:
     stats['latencies'] = json.dumps(stats['latencies'])
+    stats.pop('requestResults', None)
   scenario_result['serverCores'] = json.dumps(scenario_result['serverCores'])
   scenario_result['clientSuccess'] = json.dumps(scenario_result['clientSuccess'])
   scenario_result['serverSuccess'] = json.dumps(scenario_result['serverSuccess'])
+  scenario_result['requestResults'] = json.dumps(scenario_result.get('requestResults', []))
+  scenario_result['summary'].pop('successfulRequestsPerSecond', None)
+  scenario_result['summary'].pop('failedRequestsPerSecond', None)
 
 
 def _populate_metadata_inplace(scenario_result):
diff --git a/tools/run_tests/performance/scenario_result_schema.json b/tools/run_tests/performance/scenario_result_schema.json
index 6bec21d..3285f21 100644
--- a/tools/run_tests/performance/scenario_result_schema.json
+++ b/tools/run_tests/performance/scenario_result_schema.json
@@ -208,5 +208,10 @@
     "name": "serverSuccess",
     "type": "STRING",
     "mode": "NULLABLE"
+  },
+  {
+    "name": "requestResults",
+    "type": "STRING",
+    "mode": "NULLABLE"
   }
 ]
diff --git a/tools/run_tests/run_interop_tests.py b/tools/run_tests/run_interop_tests.py
index 0c6efda..c73de6b 100755
--- a/tools/run_tests/run_interop_tests.py
+++ b/tools/run_tests/run_interop_tests.py
@@ -64,7 +64,9 @@
 
 _SKIP_COMPRESSION = _SKIP_CLIENT_COMPRESSION + _SKIP_SERVER_COMPRESSION
 
-_SKIP_ADVANCED_GO = ['custom_metadata', 'unimplemented_method']
+_SKIP_ADVANCED_GO = ['custom_metadata',
+                     'unimplemented_method',
+                     'unimplemented_service']
 
 _SKIP_ADVANCED = _SKIP_ADVANCED_GO + ['status_code_and_message']
 
@@ -416,7 +418,8 @@
                'timeout_on_sleeping_server', 'custom_metadata',
                'status_code_and_message', 'unimplemented_method',
                'client_compressed_unary', 'server_compressed_unary',
-               'client_compressed_streaming', 'server_compressed_streaming']
+               'client_compressed_streaming', 'server_compressed_streaming',
+               'unimplemented_service']
 
 _AUTH_TEST_CASES = ['compute_engine_creds', 'jwt_token_creds',
                     'oauth2_auth_token', 'per_rpc_creds']
diff --git a/tools/run_tests/run_tests_matrix.py b/tools/run_tests/run_tests_matrix.py
index b65010a..2656f1a 100755
--- a/tools/run_tests/run_tests_matrix.py
+++ b/tools/run_tests/run_tests_matrix.py
@@ -46,16 +46,16 @@
 _RUNTESTS_TIMEOUT = 4*60*60
 
 # Number of jobs assigned to each run_tests.py instance
-_INNER_JOBS = 2
+_DEFAULT_INNER_JOBS = 2
 
 
-def _docker_jobspec(name, runtests_args=[]):
+def _docker_jobspec(name, runtests_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
   """Run a single instance of run_tests.py in a docker container"""
   test_job = jobset.JobSpec(
           cmdline=['python', 'tools/run_tests/run_tests.py',
                    '--use_docker',
                    '-t',
-                   '-j', str(_INNER_JOBS),
+                   '-j', str(inner_jobs),
                    '-x', 'report_%s.xml' % name,
                    '--report_suite_name', '%s' % name] + runtests_args,
           shortname='run_tests_%s' % name,
@@ -63,7 +63,7 @@
   return test_job
 
 
-def _workspace_jobspec(name, runtests_args=[], workspace_name=None):
+def _workspace_jobspec(name, runtests_args=[], workspace_name=None, inner_jobs=_DEFAULT_INNER_JOBS):
   """Run a single instance of run_tests.py in a separate workspace"""
   if not workspace_name:
     workspace_name = 'workspace_%s' % name
@@ -71,7 +71,7 @@
   test_job = jobset.JobSpec(
           cmdline=['tools/run_tests/run_tests_in_workspace.sh',
                    '-t',
-                   '-j', str(_INNER_JOBS),
+                   '-j', str(inner_jobs),
                    '-x', '../report_%s.xml' % name,
                    '--report_suite_name', '%s' % name] + runtests_args,
           environ=env,
@@ -82,7 +82,8 @@
 
 def _generate_jobs(languages, configs, platforms,
                   arch=None, compiler=None,
-                  labels=[], extra_args=[]):
+                  labels=[], extra_args=[],
+                  inner_jobs=_DEFAULT_INNER_JOBS):
   result = []
   for language in languages:
     for platform in platforms:
@@ -97,68 +98,75 @@
 
         runtests_args += extra_args
         if platform == 'linux':
-          job = _docker_jobspec(name=name, runtests_args=runtests_args)
+          job = _docker_jobspec(name=name, runtests_args=runtests_args, inner_jobs=inner_jobs)
         else:
-          job = _workspace_jobspec(name=name, runtests_args=runtests_args)
+          job = _workspace_jobspec(name=name, runtests_args=runtests_args, inner_jobs=inner_jobs)
 
         job.labels = [platform, config, language] + labels
         result.append(job)
   return result
 
 
-def _create_test_jobs(extra_args=[]):
+def _create_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
   test_jobs = []
   # supported on linux only
   test_jobs += _generate_jobs(languages=['sanity', 'php7'],
                              configs=['dbg', 'opt'],
                              platforms=['linux'],
                              labels=['basictests'],
-                             extra_args=extra_args)
+                             extra_args=extra_args,
+                             inner_jobs=inner_jobs)
 
   # supported on all platforms.
   test_jobs += _generate_jobs(languages=['c', 'csharp', 'node', 'python'],
                              configs=['dbg', 'opt'],
                              platforms=['linux', 'macos', 'windows'],
                              labels=['basictests'],
-                             extra_args=extra_args)
+                             extra_args=extra_args,
+                             inner_jobs=inner_jobs)
 
   # supported on linux and mac.
   test_jobs += _generate_jobs(languages=['c++', 'ruby', 'php'],
                               configs=['dbg', 'opt'],
                               platforms=['linux', 'macos'],
                               labels=['basictests'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
 
   # supported on mac only.
   test_jobs += _generate_jobs(languages=['objc'],
                               configs=['dbg', 'opt'],
                               platforms=['macos'],
                               labels=['basictests'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
 
   # sanitizers
   test_jobs += _generate_jobs(languages=['c'],
                               configs=['msan', 'asan', 'tsan'],
                               platforms=['linux'],
                               labels=['sanitizers'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
   test_jobs += _generate_jobs(languages=['c++'],
                               configs=['asan', 'tsan'],
                               platforms=['linux'],
                               labels=['sanitizers'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
 
   # libuv tests
   test_jobs += _generate_jobs(languages=['c'],
                               configs=['dbg', 'opt'],
                               platforms=['linux'],
                               labels=['libuv'],
-                              extra_args=extra_args + ['--iomgr_platform=uv'])
+                              extra_args=extra_args + ['--iomgr_platform=uv'],
+                              inner_jobs=inner_jobs)
 
   return test_jobs
 
 
-def _create_portability_test_jobs(extra_args=[]):
+def _create_portability_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
   test_jobs = []
   # portability C x86
   test_jobs += _generate_jobs(languages=['c'],
@@ -167,7 +175,8 @@
                               arch='x86',
                               compiler='default',
                               labels=['portability'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
 
   # portability C and C++ on x64
   for compiler in ['gcc4.4', 'gcc4.6', 'gcc5.3',
@@ -178,7 +187,8 @@
                                 arch='x64',
                                 compiler=compiler,
                                 labels=['portability'],
-                                extra_args=extra_args)
+                                extra_args=extra_args,
+                                inner_jobs=inner_jobs)
 
   # portability C on Windows
   for arch in ['x86', 'x64']:
@@ -189,7 +199,8 @@
                                   arch=arch,
                                   compiler=compiler,
                                   labels=['portability'],
-                                  extra_args=extra_args)
+                                  extra_args=extra_args,
+                                  inner_jobs=inner_jobs)
 
   test_jobs += _generate_jobs(languages=['python'],
                               configs=['dbg'],
@@ -197,7 +208,8 @@
                               arch='default',
                               compiler='python3.4',
                               labels=['portability'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
 
   test_jobs += _generate_jobs(languages=['csharp'],
                               configs=['dbg'],
@@ -205,7 +217,8 @@
                               arch='default',
                               compiler='coreclr',
                               labels=['portability'],
-                              extra_args=extra_args)
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
   return test_jobs
 
 
@@ -220,7 +233,7 @@
 
 argp = argparse.ArgumentParser(description='Run a matrix of run_tests.py tests.')
 argp.add_argument('-j', '--jobs',
-                  default=multiprocessing.cpu_count()/_INNER_JOBS,
+                  default=multiprocessing.cpu_count()/_DEFAULT_INNER_JOBS,
                   type=int,
                   help='Number of concurrent run_tests.py instances.')
 argp.add_argument('-f', '--filter',
@@ -249,15 +262,21 @@
                   default='origin/master',
                   type=str,
                   help='Branch that pull request is requesting to merge into')
+argp.add_argument('--inner_jobs',
+                  default=_DEFAULT_INNER_JOBS,
+                  type=int,
+                  help='Number of jobs in each run_tests.py instance')
 args = argp.parse_args()
 
+
 extra_args = []
 if args.build_only:
   extra_args.append('--build_only')
 if args.force_default_poller:
   extra_args.append('--force_default_poller')
 
-all_jobs = _create_test_jobs(extra_args=extra_args) + _create_portability_test_jobs(extra_args=extra_args)
+all_jobs = _create_test_jobs(extra_args=extra_args, inner_jobs=args.inner_jobs) + \
+           _create_portability_test_jobs(extra_args=extra_args, inner_jobs=args.inner_jobs)
 
 jobs = []
 for job in all_jobs:
diff --git a/tools/run_tests/sanity/sanity_tests.yaml b/tools/run_tests/sanity/sanity_tests.yaml
index e699c51..c5945c6 100644
--- a/tools/run_tests/sanity/sanity_tests.yaml
+++ b/tools/run_tests/sanity/sanity_tests.yaml
@@ -11,4 +11,3 @@
 - script: tools/distrib/check_nanopb_output.sh
 - script: tools/distrib/check_include_guards.py
 - script: tools/distrib/python/check_grpcio_tools.py
-- script: tools/distrib/check_generated_pb_files.sh
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index a137848..9e26571 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -2497,7 +2497,7 @@
       "gpr", 
       "grpc", 
       "grpc++", 
-      "grpc++_reflection", 
+      "grpc++_proto_reflection_desc_db", 
       "grpc++_test_config", 
       "grpc_cli_libs"
     ], 
@@ -2616,8 +2616,9 @@
       "grpc", 
       "grpc++", 
       "grpc++_codegen_proto", 
-      "grpc++_config_proto", 
+      "grpc++_proto_reflection_desc_db", 
       "grpc++_reflection", 
+      "grpc++_test_util", 
       "grpc_cli_libs", 
       "grpc_test_util"
     ], 
@@ -2625,16 +2626,13 @@
       "src/proto/grpc/testing/echo.grpc.pb.h", 
       "src/proto/grpc/testing/echo.pb.h", 
       "src/proto/grpc/testing/echo_messages.grpc.pb.h", 
-      "src/proto/grpc/testing/echo_messages.pb.h", 
-      "test/cpp/util/string_ref_helper.h"
+      "src/proto/grpc/testing/echo_messages.pb.h"
     ], 
     "is_filegroup": false, 
     "language": "c++", 
     "name": "grpc_tool_test", 
     "src": [
-      "test/cpp/util/grpc_tool_test.cc", 
-      "test/cpp/util/string_ref_helper.cc", 
-      "test/cpp/util/string_ref_helper.h"
+      "test/cpp/util/grpc_tool_test.cc"
     ], 
     "third_party": false, 
     "type": "target"
@@ -2826,20 +2824,17 @@
       "gpr_test_util", 
       "grpc", 
       "grpc++", 
+      "grpc++_proto_reflection_desc_db", 
       "grpc++_reflection", 
       "grpc++_test_util", 
       "grpc_test_util"
     ], 
-    "headers": [
-      "test/cpp/util/proto_reflection_descriptor_database.h"
-    ], 
+    "headers": [], 
     "is_filegroup": false, 
     "language": "c++", 
     "name": "proto_server_reflection_test", 
     "src": [
-      "test/cpp/end2end/proto_server_reflection_test.cc", 
-      "test/cpp/util/proto_reflection_descriptor_database.cc", 
-      "test/cpp/util/proto_reflection_descriptor_database.h"
+      "test/cpp/end2end/proto_server_reflection_test.cc"
     ], 
     "third_party": false, 
     "type": "target"
@@ -3000,6 +2995,25 @@
     "headers": [], 
     "is_filegroup": false, 
     "language": "c++", 
+    "name": "round_robin_end2end_test", 
+    "src": [
+      "test/cpp/end2end/round_robin_end2end_test.cc"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc++", 
+      "grpc++_test_util", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c++", 
     "name": "secure_auth_context_test", 
     "src": [
       "test/cpp/common/secure_auth_context_test.cc"
@@ -3203,6 +3217,23 @@
   {
     "deps": [
       "gpr", 
+      "grpc", 
+      "grpc++", 
+      "grpc++_test_config"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c++", 
+    "name": "thread_manager_test", 
+    "src": [
+      "test/cpp/thread_manager/thread_manager_test.cc"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
       "gpr_test_util", 
       "grpc", 
       "grpc++", 
@@ -5043,6 +5074,25 @@
   {
     "deps": [
       "grpc++", 
+      "grpc++_config_proto", 
+      "grpc++_reflection_proto"
+    ], 
+    "headers": [
+      "test/cpp/util/proto_reflection_descriptor_database.h"
+    ], 
+    "is_filegroup": false, 
+    "language": "c++", 
+    "name": "grpc++_proto_reflection_desc_db", 
+    "src": [
+      "test/cpp/util/proto_reflection_descriptor_database.cc", 
+      "test/cpp/util/proto_reflection_descriptor_database.h"
+    ], 
+    "third_party": false, 
+    "type": "lib"
+  }, 
+  {
+    "deps": [
+      "grpc++", 
       "grpc++_reflection_proto"
     ], 
     "headers": [
@@ -5062,19 +5112,6 @@
     "type": "lib"
   }, 
   {
-    "deps": [], 
-    "headers": [
-      "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h", 
-      "src/proto/grpc/reflection/v1alpha/reflection.pb.h"
-    ], 
-    "is_filegroup": false, 
-    "language": "c++", 
-    "name": "grpc++_reflection_codegen", 
-    "src": [], 
-    "third_party": false, 
-    "type": "lib"
-  }, 
-  {
     "deps": [
       "grpc++"
     ], 
@@ -5173,7 +5210,9 @@
   {
     "deps": [
       "grpc++", 
-      "grpc++_reflection"
+      "grpc++_config_proto", 
+      "grpc++_proto_reflection_desc_db", 
+      "grpc++_reflection_proto"
     ], 
     "headers": [
       "test/cpp/util/cli_call.h", 
@@ -5181,7 +5220,6 @@
       "test/cpp/util/config_grpc_cli.h", 
       "test/cpp/util/grpc_tool.h", 
       "test/cpp/util/proto_file_parser.h", 
-      "test/cpp/util/proto_reflection_descriptor_database.h", 
       "test/cpp/util/service_describer.h"
     ], 
     "is_filegroup": false, 
@@ -5197,8 +5235,6 @@
       "test/cpp/util/grpc_tool.h", 
       "test/cpp/util/proto_file_parser.cc", 
       "test/cpp/util/proto_file_parser.h", 
-      "test/cpp/util/proto_reflection_descriptor_database.cc", 
-      "test/cpp/util/proto_reflection_descriptor_database.h", 
       "test/cpp/util/service_describer.cc", 
       "test/cpp/util/service_describer.h"
     ], 
@@ -7451,7 +7487,8 @@
       "src/cpp/client/create_channel_internal.h", 
       "src/cpp/common/channel_filter.h", 
       "src/cpp/server/dynamic_thread_pool.h", 
-      "src/cpp/server/thread_pool_interface.h"
+      "src/cpp/server/thread_pool_interface.h", 
+      "src/cpp/thread_manager/thread_manager.h"
     ], 
     "is_filegroup": true, 
     "language": "c++", 
@@ -7530,6 +7567,8 @@
       "src/cpp/server/server_credentials.cc", 
       "src/cpp/server/server_posix.cc", 
       "src/cpp/server/thread_pool_interface.h", 
+      "src/cpp/thread_manager/thread_manager.cc", 
+      "src/cpp/thread_manager/thread_manager.h", 
       "src/cpp/util/byte_buffer_cc.cc", 
       "src/cpp/util/slice_cc.cc", 
       "src/cpp/util/status.cc", 
@@ -7661,22 +7700,15 @@
     "type": "filegroup"
   }, 
   {
-    "deps": [
-      "grpc++_codegen_proto"
-    ], 
+    "deps": [], 
     "headers": [
-      "include/grpc++/ext/reflection.grpc.pb.h", 
-      "include/grpc++/ext/reflection.pb.h"
+      "src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h", 
+      "src/proto/grpc/reflection/v1alpha/reflection.pb.h"
     ], 
     "is_filegroup": true, 
     "language": "c++", 
     "name": "grpc++_reflection_proto", 
-    "src": [
-      "include/grpc++/ext/reflection.grpc.pb.h", 
-      "include/grpc++/ext/reflection.pb.h", 
-      "src/cpp/ext/reflection.grpc.pb.cc", 
-      "src/cpp/ext/reflection.pb.cc"
-    ], 
+    "src": [], 
     "third_party": false, 
     "type": "filegroup"
   }, 
diff --git a/tools/run_tests/tests.json b/tools/run_tests/tests.json
index 09cf89d..878cba3 100644
--- a/tools/run_tests/tests.json
+++ b/tools/run_tests/tests.json
@@ -2837,6 +2837,28 @@
     "flaky": false, 
     "gtest": true, 
     "language": "c++", 
+    "name": "round_robin_end2end_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "gtest": true, 
+    "language": "c++", 
     "name": "secure_auth_context_test", 
     "platforms": [
       "linux", 
@@ -3001,6 +3023,28 @@
       "posix", 
       "windows"
     ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "gtest": false, 
+    "language": "c++", 
+    "name": "thread_manager_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
     "cpu_cost": 100, 
     "exclude_configs": [], 
     "exclude_iomgrs": [], 
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
index 43c5281..bf9c3a5 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
@@ -364,6 +364,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\cpp\common\channel_filter.h" />
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\dynamic_thread_pool.h" />
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\thread_pool_interface.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\client\insecure_credentials.cc">
@@ -424,6 +425,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\server_posix.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.cc">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\byte_buffer_cc.cc">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\slice_cc.cc">
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
index 6ad212a..b88a78a 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
@@ -88,6 +88,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\server_posix.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.cc">
+      <Filter>src\cpp\thread_manager</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\byte_buffer_cc.cc">
       <Filter>src\cpp\util</Filter>
     </ClCompile>
@@ -422,6 +425,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\thread_pool_interface.h">
       <Filter>src\cpp\server</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.h">
+      <Filter>src\cpp\thread_manager</Filter>
+    </ClInclude>
   </ItemGroup>
 
   <ItemGroup>
@@ -476,6 +482,9 @@
     <Filter Include="src\cpp\server">
       <UniqueIdentifier>{321b0980-74ad-e8ca-f23b-deffa5d6bb8f}</UniqueIdentifier>
     </Filter>
+    <Filter Include="src\cpp\thread_manager">
+      <UniqueIdentifier>{23f9df56-8604-52a0-e6a2-f01b8e68d0e7}</UniqueIdentifier>
+    </Filter>
     <Filter Include="src\cpp\util">
       <UniqueIdentifier>{f842537a-2bf1-1ec3-b495-7d62c64a1c06}</UniqueIdentifier>
     </Filter>
diff --git a/vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj b/vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj
similarity index 90%
rename from vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj
rename to vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj
index d9e10c2..453b483 100644
--- a/vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj
+++ b/vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj
@@ -19,7 +19,7 @@
     </ProjectConfiguration>
   </ItemGroup>
   <PropertyGroup Label="Globals">
-    <ProjectGuid>{C8A925BF-4373-D85D-60AE-96CDCBBF33F2}</ProjectGuid>
+    <ProjectGuid>{7B95AF96-915A-7132-AE45-9FA37769FACE}</ProjectGuid>
     <IgnoreWarnIntDirInTempDetected>true</IgnoreWarnIntDirInTempDetected>
     <IntDir>$(SolutionDir)IntDir\$(MSBuildProjectName)\</IntDir>
   </PropertyGroup>
@@ -57,10 +57,10 @@
   </ImportGroup>
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)'=='Debug'">
-    <TargetName>grpc++_reflection_codegen</TargetName>
+    <TargetName>grpc++_proto_reflection_desc_db</TargetName>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)'=='Release'">
-    <TargetName>grpc++_reflection_codegen</TargetName>
+    <TargetName>grpc++_proto_reflection_desc_db</TargetName>
   </PropertyGroup>
     <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
@@ -147,6 +147,14 @@
   </ItemDefinitionGroup>
 
   <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.cc">
     </ClCompile>
     <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.h">
@@ -156,6 +164,11 @@
     <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.grpc.pb.h">
     </ClInclude>
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
+      <Project>{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}</Project>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
diff --git a/vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj.filters b/vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj.filters
new file mode 100644
index 0000000..7e98918
--- /dev/null
+++ b/vsprojects/vcxproj/grpc++_proto_reflection_desc_db/grpc++_proto_reflection_desc_db.vcxproj.filters
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
+      <Filter>test\cpp\util</Filter>
+    </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.proto">
+      <Filter>src\proto\grpc\reflection\v1alpha</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h">
+      <Filter>test\cpp\util</Filter>
+    </ClInclude>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Filter Include="include">
+      <UniqueIdentifier>{9b233966-149a-36c4-89fb-11d63d8e00bb}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++">
+      <UniqueIdentifier>{1abcca00-34c5-513a-f372-4ef9b190910a}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl">
+      <UniqueIdentifier>{0059fdd3-0e35-5500-b8a5-b2e573d7537c}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl\codegen">
+      <UniqueIdentifier>{3f1b0e9e-802e-0535-bc3a-9685c2cf68d1}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src">
+      <UniqueIdentifier>{b479720c-6a7e-d0ca-bad6-db7cc12c9b0c}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto">
+      <UniqueIdentifier>{d9aa2326-a033-5a44-a24b-25cdb4a58297}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc">
+      <UniqueIdentifier>{cdabe038-cb18-dc0f-8afa-0787627ebd55}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection">
+      <UniqueIdentifier>{3947956e-b4fb-30ce-fc28-da34aec087e7}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection\v1alpha">
+      <UniqueIdentifier>{79b4cc2b-5f94-0c9f-4754-1197647dd040}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test">
+      <UniqueIdentifier>{96bd243c-be93-569d-6a83-4a67ab8c1fa3}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\cpp">
+      <UniqueIdentifier>{1041430f-3c5a-c462-ccc6-adc845814dbe}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="test\cpp\util">
+      <UniqueIdentifier>{c84ddb0b-56a0-0d29-a5c0-6cb1a7a49119}</UniqueIdentifier>
+    </Filter>
+  </ItemGroup>
+</Project>
+
diff --git a/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj b/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj
index 2301281..da4c685 100644
--- a/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj
+++ b/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj
@@ -148,58 +148,6 @@
 
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\proto_server_reflection_plugin.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\reflection.grpc.pb.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\reflection.pb.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\async_stream.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\async_unary_call.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\call.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\call_hook.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\channel_interface.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_context.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_unary_call.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\create_auth_context.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\grpc_library.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_service_method.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\security\auth_context.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\serialization_traits.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_context.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_interface.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\service_type.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status_code_enum.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status_helper.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\string_ref.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\stub_options.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_cxx11.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_no_cxx11.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_stream.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\time.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\byte_buffer_reader.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\compression_types.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\connectivity_state.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\grpc_types.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\propagation_bits.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\status.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_gcc_atomic.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_gcc_sync.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_windows.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\gpr_types.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\port_platform.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\slice.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_generic.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\ext\proto_server_reflection.h" />
@@ -209,10 +157,14 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\proto_server_reflection_plugin.cc">
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\reflection.grpc.pb.cc">
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.cc">
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\reflection.pb.cc">
+    <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.h">
+    </ClInclude>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.grpc.pb.cc">
     </ClCompile>
+    <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.grpc.pb.h">
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
diff --git a/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj.filters b/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj.filters
index 540e1c6..b292e06 100644
--- a/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_reflection/grpc++_reflection.vcxproj.filters
@@ -7,173 +7,14 @@
     <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\proto_server_reflection_plugin.cc">
       <Filter>src\cpp\ext</Filter>
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\reflection.grpc.pb.cc">
-      <Filter>src\cpp\ext</Filter>
-    </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\src\cpp\ext\reflection.pb.cc">
-      <Filter>src\cpp\ext</Filter>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.proto">
+      <Filter>src\proto\grpc\reflection\v1alpha</Filter>
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\proto_server_reflection_plugin.h">
       <Filter>include\grpc++\ext</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\reflection.grpc.pb.h">
-      <Filter>include\grpc++\ext</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\ext\reflection.pb.h">
-      <Filter>include\grpc++\ext</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\async_unary_call.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\call_hook.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\channel_interface.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_context.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_unary_call.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\create_auth_context.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\grpc_library.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_service_method.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-      <Filter>include\grpc++\impl\codegen\security</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\serialization_traits.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_context.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_interface.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\service_type.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status_code_enum.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status_helper.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\string_ref.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\stub_options.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_cxx11.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_no_cxx11.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_stream.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\time.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\byte_buffer_reader.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\compression_types.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\connectivity_state.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\grpc_types.h">
-      <Filter>include\grpc\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\propagation_bits.h">
-      <Filter>include\grpc\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\status.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm.h">
-      <Filter>include\grpc\impl\codegen</Filter>
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-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_gcc_atomic.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_gcc_sync.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm_windows.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\gpr_types.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\port_platform.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\slice.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_generic.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h">
-      <Filter>include\grpc\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\ext\proto_server_reflection.h">
@@ -185,30 +26,12 @@
     <Filter Include="include">
       <UniqueIdentifier>{e9441021-f78a-ec84-7efd-1883975feddb}</UniqueIdentifier>
     </Filter>
-    <Filter Include="include\grpc">
-      <UniqueIdentifier>{3b19b259-3bf4-c0fa-8e20-ed79acd63ac3}</UniqueIdentifier>
-    </Filter>
     <Filter Include="include\grpc++">
       <UniqueIdentifier>{c66e66b4-a64e-79bf-40e8-1a1bac124a3d}</UniqueIdentifier>
     </Filter>
     <Filter Include="include\grpc++\ext">
       <UniqueIdentifier>{8d96203b-d3ce-2164-74a6-06e0ff2b09af}</UniqueIdentifier>
     </Filter>
-    <Filter Include="include\grpc++\impl">
-      <UniqueIdentifier>{4e57d72c-762f-20b1-bdb9-bc7088ca6fda}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="include\grpc++\impl\codegen">
-      <UniqueIdentifier>{0f0f3943-7a9d-2b03-7eb1-2fbad4199428}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="include\grpc++\impl\codegen\security">
-      <UniqueIdentifier>{e1b8bc6d-2cd2-1283-868a-dfd64c3dbab8}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="include\grpc\impl">
-      <UniqueIdentifier>{7bccc379-84fb-c1aa-19aa-a0cc09ac59ac}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="include\grpc\impl\codegen">
-      <UniqueIdentifier>{a1f1904b-e820-dd3c-b4b0-14a6e0ff9d19}</UniqueIdentifier>
-    </Filter>
     <Filter Include="src">
       <UniqueIdentifier>{5ec5476e-3d72-e3f9-4f05-3f7c31c13651}</UniqueIdentifier>
     </Filter>
@@ -218,6 +41,18 @@
     <Filter Include="src\cpp\ext">
       <UniqueIdentifier>{d0204618-0f6a-dbc6-cf41-ffc04e76075a}</UniqueIdentifier>
     </Filter>
+    <Filter Include="src\proto">
+      <UniqueIdentifier>{728e13e3-db36-9633-3cb9-a74c0f11470d}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc">
+      <UniqueIdentifier>{b49296ac-bc15-94ec-012b-5f8fe2ce2c1f}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection">
+      <UniqueIdentifier>{d980f473-6242-4a95-556a-7d4c6d6a2a00}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection\v1alpha">
+      <UniqueIdentifier>{8c7d8658-ade7-6086-0e04-7e00380ddccf}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
 </Project>
 
diff --git a/vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj.filters b/vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj.filters
deleted file mode 100644
index 577dcc7..0000000
--- a/vsprojects/vcxproj/grpc++_reflection_codegen/grpc++_reflection_codegen.vcxproj.filters
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.proto">
-      <Filter>src\proto\grpc\reflection\v1alpha</Filter>
-    </ClCompile>
-  </ItemGroup>
-
-  <ItemGroup>
-    <Filter Include="src">
-      <UniqueIdentifier>{d6f45d49-92db-00f7-3dd4-e53f5768d80c}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="src\proto">
-      <UniqueIdentifier>{32b951f4-cef1-24a3-ffb9-bb229f0cdd6a}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="src\proto\grpc">
-      <UniqueIdentifier>{8fdcb9f3-4d86-2f49-5c15-c92e0e0f4fba}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="src\proto\grpc\reflection">
-      <UniqueIdentifier>{098a074c-f3de-2840-8009-1a3840af1efc}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="src\proto\grpc\reflection\v1alpha">
-      <UniqueIdentifier>{219ff371-7d3a-130c-5792-be36514a4e98}</UniqueIdentifier>
-    </Filter>
-  </ItemGroup>
-</Project>
-
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
index 9e6f2c0..5d07597 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
@@ -360,6 +360,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\cpp\common\channel_filter.h" />
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\dynamic_thread_pool.h" />
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\thread_pool_interface.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\client\insecure_credentials.cc">
@@ -410,6 +411,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\server_posix.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.cc">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\byte_buffer_cc.cc">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\slice_cc.cc">
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
index c73be4e..bdb7134 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
@@ -73,6 +73,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\cpp\server\server_posix.cc">
       <Filter>src\cpp\server</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.cc">
+      <Filter>src\cpp\thread_manager</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\cpp\util\byte_buffer_cc.cc">
       <Filter>src\cpp\util</Filter>
     </ClCompile>
@@ -395,6 +398,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\cpp\server\thread_pool_interface.h">
       <Filter>src\cpp\server</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\cpp\thread_manager\thread_manager.h">
+      <Filter>src\cpp\thread_manager</Filter>
+    </ClInclude>
   </ItemGroup>
 
   <ItemGroup>
@@ -449,6 +455,9 @@
     <Filter Include="src\cpp\server">
       <UniqueIdentifier>{8a54a279-d14b-4237-0df3-1ffe1ef5a7af}</UniqueIdentifier>
     </Filter>
+    <Filter Include="src\cpp\thread_manager">
+      <UniqueIdentifier>{e5b55f25-d99f-b8e5-9981-7da7fa7ba628}</UniqueIdentifier>
+    </Filter>
     <Filter Include="src\cpp\util">
       <UniqueIdentifier>{fb5d9a64-20ca-5119-ed38-04a3cf94923d}</UniqueIdentifier>
     </Filter>
diff --git a/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj b/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj
index 4c61baa..c97c7dc 100644
--- a/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj
+++ b/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj
@@ -147,12 +147,14 @@
   </ItemDefinitionGroup>
 
   <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
+  </ItemGroup>
+  <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\cli_call.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\cli_credentials.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\config_grpc_cli.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\grpc_tool.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_file_parser.h" />
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\service_describer.h" />
   </ItemGroup>
   <ItemGroup>
@@ -164,14 +166,20 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_file_parser.cc">
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
-    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\service_describer.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.cc">
+    </ClCompile>
+    <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.pb.h">
+    </ClInclude>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.grpc.pb.cc">
+    </ClCompile>
+    <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.grpc.pb.h">
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_reflection\grpc++_reflection.vcxproj">
-      <Project>{5F575402-3F89-5D1A-6910-9DB8BF5D2BAB}</Project>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_proto_reflection_desc_db\grpc++_proto_reflection_desc_db.vcxproj">
+      <Project>{7B95AF96-915A-7132-AE45-9FA37769FACE}</Project>
     </ProjectReference>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
       <Project>{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}</Project>
diff --git a/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj.filters b/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj.filters
index d4d6927..84a401a 100644
--- a/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_cli_libs/grpc_cli_libs.vcxproj.filters
@@ -13,12 +13,17 @@
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_file_parser.cc">
       <Filter>test\cpp\util</Filter>
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
-      <Filter>test\cpp\util</Filter>
-    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\service_describer.cc">
       <Filter>test\cpp\util</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\reflection\v1alpha\reflection.proto">
+      <Filter>src\proto\grpc\reflection\v1alpha</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\cli_call.h">
@@ -36,15 +41,39 @@
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_file_parser.h">
       <Filter>test\cpp\util</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h">
-      <Filter>test\cpp\util</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\service_describer.h">
       <Filter>test\cpp\util</Filter>
     </ClInclude>
   </ItemGroup>
 
   <ItemGroup>
+    <Filter Include="include">
+      <UniqueIdentifier>{09004fab-571d-4499-ea07-ab14a367b0e6}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++">
+      <UniqueIdentifier>{17074550-63b5-b955-9a30-33f983c6933a}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl">
+      <UniqueIdentifier>{9d5cca3a-e3da-b197-ba07-8ef7649de092}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl\codegen">
+      <UniqueIdentifier>{12d6b95a-4072-e05e-8de7-79b0c2f7329f}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src">
+      <UniqueIdentifier>{5cc1b6f3-ef01-62ac-9b0e-1fd776f42182}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto">
+      <UniqueIdentifier>{86bd3e99-8380-85fd-f297-1ac2f018ed51}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc">
+      <UniqueIdentifier>{10c2568e-5695-1c21-6c51-172889d406f8}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection">
+      <UniqueIdentifier>{5213881a-59f9-2d2e-43aa-1433dc6f70af}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\proto\grpc\reflection\v1alpha">
+      <UniqueIdentifier>{8a66b2e3-477b-66e2-fba8-6987c6381367}</UniqueIdentifier>
+    </Filter>
     <Filter Include="test">
       <UniqueIdentifier>{16a32a9f-93aa-5812-5a5e-be659aaa76aa}</UniqueIdentifier>
     </Filter>
diff --git a/vsprojects/vcxproj/test/grpc_cli/grpc_cli.vcxproj b/vsprojects/vcxproj/test/grpc_cli/grpc_cli.vcxproj
index 78a0a63..fbb1bc8 100644
--- a/vsprojects/vcxproj/test/grpc_cli/grpc_cli.vcxproj
+++ b/vsprojects/vcxproj/test/grpc_cli/grpc_cli.vcxproj
@@ -167,8 +167,8 @@
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc_cli_libs\grpc_cli_libs.vcxproj">
       <Project>{86E35862-43E8-F59E-F906-AFE0348AD3D2}</Project>
     </ProjectReference>
-    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_reflection\grpc++_reflection.vcxproj">
-      <Project>{5F575402-3F89-5D1A-6910-9DB8BF5D2BAB}</Project>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_proto_reflection_desc_db\grpc++_proto_reflection_desc_db.vcxproj">
+      <Project>{7B95AF96-915A-7132-AE45-9FA37769FACE}</Project>
     </ProjectReference>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
       <Project>{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}</Project>
diff --git a/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj b/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj
index bdf310d..945c8d2 100644
--- a/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj
+++ b/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj
@@ -212,9 +212,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\string_ref_helper.h" />
-  </ItemGroup>
-  <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\testing\echo.pb.cc">
     </ClCompile>
     <ClInclude Include="$(SolutionDir)\..\src\proto\grpc\testing\echo.pb.h">
@@ -233,16 +230,20 @@
     </ClInclude>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\grpc_tool_test.cc">
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\string_ref_helper.cc">
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc_cli_libs\grpc_cli_libs.vcxproj">
       <Project>{86E35862-43E8-F59E-F906-AFE0348AD3D2}</Project>
     </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_proto_reflection_desc_db\grpc++_proto_reflection_desc_db.vcxproj">
+      <Project>{7B95AF96-915A-7132-AE45-9FA37769FACE}</Project>
+    </ProjectReference>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_reflection\grpc++_reflection.vcxproj">
       <Project>{5F575402-3F89-5D1A-6910-9DB8BF5D2BAB}</Project>
     </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_test_util\grpc++_test_util.vcxproj">
+      <Project>{0BE77741-552A-929B-A497-4EF7ECE17A64}</Project>
+    </ProjectReference>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc_test_util\grpc_test_util.vcxproj">
       <Project>{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}</Project>
     </ProjectReference>
diff --git a/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj.filters b/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj.filters
index cd341e9..ab7d5ef 100644
--- a/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj.filters
+++ b/vsprojects/vcxproj/test/grpc_tool_test/grpc_tool_test.vcxproj.filters
@@ -10,9 +10,6 @@
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\grpc_tool_test.cc">
       <Filter>test\cpp\util</Filter>
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\string_ref_helper.cc">
-      <Filter>test\cpp\util</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
@@ -166,11 +163,6 @@
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
   </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\string_ref_helper.h">
-      <Filter>test\cpp\util</Filter>
-    </ClInclude>
-  </ItemGroup>
 
   <ItemGroup>
     <Filter Include="include">
diff --git a/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj b/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj
index 27fc168..d3cd3f1 100644
--- a/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj
+++ b/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj
@@ -160,15 +160,13 @@
   </ItemDefinitionGroup>
 
   <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h" />
-  </ItemGroup>
-  <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\end2end\proto_server_reflection_test.cc">
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_proto_reflection_desc_db\grpc++_proto_reflection_desc_db.vcxproj">
+      <Project>{7B95AF96-915A-7132-AE45-9FA37769FACE}</Project>
+    </ProjectReference>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_reflection\grpc++_reflection.vcxproj">
       <Project>{5F575402-3F89-5D1A-6910-9DB8BF5D2BAB}</Project>
     </ProjectReference>
diff --git a/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj.filters b/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj.filters
index 6d6e5c1..ae0b05a 100644
--- a/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj.filters
+++ b/vsprojects/vcxproj/test/proto_server_reflection_test/proto_server_reflection_test.vcxproj.filters
@@ -4,14 +4,6 @@
     <ClCompile Include="$(SolutionDir)\..\test\cpp\end2end\proto_server_reflection_test.cc">
       <Filter>test\cpp\end2end</Filter>
     </ClCompile>
-    <ClCompile Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.cc">
-      <Filter>test\cpp\util</Filter>
-    </ClCompile>
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\test\cpp\util\proto_reflection_descriptor_database.h">
-      <Filter>test\cpp\util</Filter>
-    </ClInclude>
   </ItemGroup>
 
   <ItemGroup>
@@ -24,9 +16,6 @@
     <Filter Include="test\cpp\end2end">
       <UniqueIdentifier>{130f224c-89a5-54ea-7045-b54b4188c52b}</UniqueIdentifier>
     </Filter>
-    <Filter Include="test\cpp\util">
-      <UniqueIdentifier>{aae81aad-5563-fceb-1461-10fdec84c5b0}</UniqueIdentifier>
-    </Filter>
   </ItemGroup>
 </Project>
 
diff --git a/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj b/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj
new file mode 100644
index 0000000..55e16f1
--- /dev/null
+++ b/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj
@@ -0,0 +1,207 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.openssl.1.0.204.1\build\native\grpc.dependencies.openssl.props" Condition="Exists('$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.openssl.1.0.204.1\build\native\1.0.204.1.props')" />
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{54B15DF6-42BA-5347-C9B8-2D7F1F2921C6}</ProjectGuid>
+    <IgnoreWarnIntDirInTempDetected>true</IgnoreWarnIntDirInTempDetected>
+    <IntDir>$(SolutionDir)IntDir\$(MSBuildProjectName)\</IntDir>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '10.0'" Label="Configuration">
+    <PlatformToolset>v100</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '11.0'" Label="Configuration">
+    <PlatformToolset>v110</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '12.0'" Label="Configuration">
+    <PlatformToolset>v120</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '14.0'" Label="Configuration">
+    <PlatformToolset>v140</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="$(SolutionDir)\..\vsprojects\cpptest.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\global.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\openssl.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\protobuf.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\winsock.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\zlib.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
+    <TargetName>round_robin_end2end_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
+    <TargetName>round_robin_end2end_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Release</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Release</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <SDLCheck>true</SDLCheck>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
+      <GenerateDebugInformation Condition="$(Jenkins)">false</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+
+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <SDLCheck>true</SDLCheck>
+      <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
+      <GenerateDebugInformation Condition="$(Jenkins)">false</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+
+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
+      <GenerateDebugInformation Condition="$(Jenkins)">false</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+
+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
+      <GenerateDebugInformation Condition="$(Jenkins)">false</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+
+  <ItemGroup>
+    <ClCompile Include="$(SolutionDir)\..\test\cpp\end2end\round_robin_end2end_test.cc">
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++_test_util\grpc++_test_util.vcxproj">
+      <Project>{0BE77741-552A-929B-A497-4EF7ECE17A64}</Project>
+    </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc_test_util\grpc_test_util.vcxproj">
+      <Project>{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}</Project>
+    </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
+      <Project>{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}</Project>
+    </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc\grpc.vcxproj">
+      <Project>{29D16885-7228-4C31-81ED-5F9187C7F2A9}</Project>
+    </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\gpr_test_util\gpr_test_util.vcxproj">
+      <Project>{EAB0A629-17A9-44DB-B5FF-E91A721FE037}</Project>
+    </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\gpr\gpr.vcxproj">
+      <Project>{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}</Project>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  <Import Project="$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.zlib.redist.1.2.8.10\build\native\grpc.dependencies.zlib.redist.targets" Condition="Exists('$(SolutionDir)\..\vsprojects\packages\grpc.dependencies.zlib.redist.1.2.8.10\build\native\grpc.dependencies\grpc.dependencies.zlib.targets')" />
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diff --git a/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj.filters b/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj.filters
new file mode 100644
index 0000000..95a1499
--- /dev/null
+++ b/vsprojects/vcxproj/test/round_robin_end2end_test/round_robin_end2end_test.vcxproj.filters
@@ -0,0 +1,21 @@
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diff --git a/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj b/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj
new file mode 100644
index 0000000..2c35a03
--- /dev/null
+++ b/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj
@@ -0,0 +1,201 @@
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+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
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+      <Platform>Win32</Platform>
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+      <Platform>x64</Platform>
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+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
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+    <ProjectGuid>{08C611E4-7F87-73BE-76CE-C158A4CC05A3}</ProjectGuid>
+    <IgnoreWarnIntDirInTempDetected>true</IgnoreWarnIntDirInTempDetected>
+    <IntDir>$(SolutionDir)IntDir\$(MSBuildProjectName)\</IntDir>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '10.0'" Label="Configuration">
+    <PlatformToolset>v100</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '11.0'" Label="Configuration">
+    <PlatformToolset>v110</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '12.0'" Label="Configuration">
+    <PlatformToolset>v120</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '14.0'" Label="Configuration">
+    <PlatformToolset>v140</PlatformToolset>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="$(SolutionDir)\..\vsprojects\cpptest.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\global.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\openssl.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\protobuf.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\winsock.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\zlib.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
+    <TargetName>thread_manager_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
+    <TargetName>thread_manager_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Release</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Release</Configuration-grpc_dependencies_openssl>
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+    <ClCompile>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
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+      <PreprocessorDefinitions>WIN32;_DEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <TreatWarningAsError>true</TreatWarningAsError>
+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
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+    <ClCompile>
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+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
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+      <DebugInformationFormat Condition="$(Jenkins)">None</DebugInformationFormat>
+      <MinimalRebuild Condition="$(Jenkins)">false</MinimalRebuild>
+    </ClCompile>
+    <Link>
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+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
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diff --git a/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj.filters b/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj.filters
new file mode 100644
index 0000000..e1741f8
--- /dev/null
+++ b/vsprojects/vcxproj/test/thread_manager_test/thread_manager_test.vcxproj.filters
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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