merge and resolve conflicts
diff --git a/BUILD b/BUILD
index fe14799..6e509e1 100644
--- a/BUILD
+++ b/BUILD
@@ -925,7 +925,6 @@
     "include/grpc++/impl/client_unary_call.h",
     "include/grpc++/impl/grpc_library.h",
     "include/grpc++/impl/method_handler_impl.h",
-    "include/grpc++/impl/proto_utils.h",
     "include/grpc++/impl/rpc_method.h",
     "include/grpc++/impl/rpc_service_method.h",
     "include/grpc++/impl/serialization_traits.h",
@@ -950,6 +949,7 @@
     "include/grpc++/support/async_unary_call.h",
     "include/grpc++/support/byte_buffer.h",
     "include/grpc++/support/channel_arguments.h",
+    "include/grpc++/support/config.h",
     "include/grpc++/support/slice.h",
     "include/grpc++/support/status.h",
     "include/grpc++/support/status_code_enum.h",
@@ -966,11 +966,11 @@
     "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/proto_utils.h",
     "include/grpc++/impl/codegen/rpc_method.h",
     "include/grpc++/impl/codegen/rpc_service_method.h",
     "include/grpc++/impl/codegen/security/auth_context.h",
@@ -1008,10 +1008,6 @@
     "include/grpc/impl/codegen/sync_posix.h",
     "include/grpc/impl/codegen/sync_windows.h",
     "include/grpc/impl/codegen/time.h",
-    "include/grpc++/impl/codegen/config.h",
-    "include/grpc++/impl/codegen/config_protobuf.h",
-    "include/grpc++/support/config.h",
-    "include/grpc++/support/config_protobuf.h",
   ],
   includes = [
     "include",
@@ -1073,7 +1069,6 @@
     "include/grpc++/impl/client_unary_call.h",
     "include/grpc++/impl/grpc_library.h",
     "include/grpc++/impl/method_handler_impl.h",
-    "include/grpc++/impl/proto_utils.h",
     "include/grpc++/impl/rpc_method.h",
     "include/grpc++/impl/rpc_service_method.h",
     "include/grpc++/impl/serialization_traits.h",
@@ -1098,6 +1093,7 @@
     "include/grpc++/support/async_unary_call.h",
     "include/grpc++/support/byte_buffer.h",
     "include/grpc++/support/channel_arguments.h",
+    "include/grpc++/support/config.h",
     "include/grpc++/support/slice.h",
     "include/grpc++/support/status.h",
     "include/grpc++/support/status_code_enum.h",
@@ -1114,11 +1110,11 @@
     "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/proto_utils.h",
     "include/grpc++/impl/codegen/rpc_method.h",
     "include/grpc++/impl/codegen/rpc_service_method.h",
     "include/grpc++/impl/codegen/security/auth_context.h",
@@ -1156,10 +1152,6 @@
     "include/grpc/impl/codegen/sync_posix.h",
     "include/grpc/impl/codegen/sync_windows.h",
     "include/grpc/impl/codegen/time.h",
-    "include/grpc++/impl/codegen/config.h",
-    "include/grpc++/impl/codegen/config_protobuf.h",
-    "include/grpc++/support/config.h",
-    "include/grpc++/support/config_protobuf.h",
   ],
   includes = [
     "include",
@@ -1201,9 +1193,6 @@
     "src/compiler/ruby_generator.cc",
   ],
   hdrs = [
-    "include/grpc++/support/config.h",
-    "include/grpc++/support/config_protobuf.h",
-    "include/grpc++/impl/codegen/config.h",
     "include/grpc++/impl/codegen/config_protobuf.h",
   ],
   includes = [
diff --git a/Makefile b/Makefile
index bfc54a4..479492a 100644
--- a/Makefile
+++ b/Makefile
@@ -3199,7 +3199,6 @@
     include/grpc++/impl/client_unary_call.h \
     include/grpc++/impl/grpc_library.h \
     include/grpc++/impl/method_handler_impl.h \
-    include/grpc++/impl/proto_utils.h \
     include/grpc++/impl/rpc_method.h \
     include/grpc++/impl/rpc_service_method.h \
     include/grpc++/impl/serialization_traits.h \
@@ -3224,6 +3223,7 @@
     include/grpc++/support/async_unary_call.h \
     include/grpc++/support/byte_buffer.h \
     include/grpc++/support/channel_arguments.h \
+    include/grpc++/support/config.h \
     include/grpc++/support/slice.h \
     include/grpc++/support/status.h \
     include/grpc++/support/status_code_enum.h \
@@ -3240,11 +3240,11 @@
     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/proto_utils.h \
     include/grpc++/impl/codegen/rpc_method.h \
     include/grpc++/impl/codegen/rpc_service_method.h \
     include/grpc++/impl/codegen/security/auth_context.h \
@@ -3282,10 +3282,6 @@
     include/grpc/impl/codegen/sync_posix.h \
     include/grpc/impl/codegen/sync_windows.h \
     include/grpc/impl/codegen/time.h \
-    include/grpc++/impl/codegen/config.h \
-    include/grpc++/impl/codegen/config_protobuf.h \
-    include/grpc++/support/config.h \
-    include/grpc++/support/config_protobuf.h \
 
 LIBGRPC++_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_SRC))))
 
@@ -3409,8 +3405,62 @@
     test/cpp/util/string_ref_helper.cc \
     test/cpp/util/subprocess.cc \
     test/cpp/util/test_credentials_provider.cc \
+    src/cpp/codegen/codegen_init.cc \
 
 PUBLIC_HEADERS_CXX += \
+    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/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.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/alloc.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/log.h \
+    include/grpc/impl/codegen/port_platform.h \
+    include/grpc/impl/codegen/slice.h \
+    include/grpc/impl/codegen/slice_buffer.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/time.h \
+    include/grpc++/impl/codegen/proto_utils.h \
+    include/grpc++/impl/codegen/config_protobuf.h \
 
 LIBGRPC++_TEST_UTIL_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_TEST_UTIL_SRC))))
 
@@ -3460,6 +3510,7 @@
 $(OBJDIR)/$(CONFIG)/test/cpp/util/string_ref_helper.o: $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.cc
 $(OBJDIR)/$(CONFIG)/test/cpp/util/subprocess.o: $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.cc
 $(OBJDIR)/$(CONFIG)/test/cpp/util/test_credentials_provider.o: $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.cc
+$(OBJDIR)/$(CONFIG)/src/cpp/codegen/codegen_init.o: $(GENDIR)/src/proto/grpc/testing/echo_messages.pb.cc $(GENDIR)/src/proto/grpc/testing/echo_messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.pb.cc $(GENDIR)/src/proto/grpc/testing/echo.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.pb.cc $(GENDIR)/src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.cc
 
 
 LIBGRPC++_UNSECURE_SRC = \
@@ -3503,7 +3554,6 @@
     include/grpc++/impl/client_unary_call.h \
     include/grpc++/impl/grpc_library.h \
     include/grpc++/impl/method_handler_impl.h \
-    include/grpc++/impl/proto_utils.h \
     include/grpc++/impl/rpc_method.h \
     include/grpc++/impl/rpc_service_method.h \
     include/grpc++/impl/serialization_traits.h \
@@ -3528,6 +3578,7 @@
     include/grpc++/support/async_unary_call.h \
     include/grpc++/support/byte_buffer.h \
     include/grpc++/support/channel_arguments.h \
+    include/grpc++/support/config.h \
     include/grpc++/support/slice.h \
     include/grpc++/support/status.h \
     include/grpc++/support/status_code_enum.h \
@@ -3544,11 +3595,11 @@
     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/proto_utils.h \
     include/grpc++/impl/codegen/rpc_method.h \
     include/grpc++/impl/codegen/rpc_service_method.h \
     include/grpc++/impl/codegen/security/auth_context.h \
@@ -3586,10 +3637,6 @@
     include/grpc/impl/codegen/sync_posix.h \
     include/grpc/impl/codegen/sync_windows.h \
     include/grpc/impl/codegen/time.h \
-    include/grpc++/impl/codegen/config.h \
-    include/grpc++/impl/codegen/config_protobuf.h \
-    include/grpc++/support/config.h \
-    include/grpc++/support/config_protobuf.h \
 
 LIBGRPC++_UNSECURE_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC++_UNSECURE_SRC))))
 
@@ -3699,9 +3746,6 @@
     src/compiler/ruby_generator.cc \
 
 PUBLIC_HEADERS_CXX += \
-    include/grpc++/support/config.h \
-    include/grpc++/support/config_protobuf.h \
-    include/grpc++/impl/codegen/config.h \
     include/grpc++/impl/codegen/config_protobuf.h \
 
 LIBGRPC_PLUGIN_SUPPORT_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(LIBGRPC_PLUGIN_SUPPORT_SRC))))
diff --git a/build.yaml b/build.yaml
index 4350c28..ccb2769 100644
--- a/build.yaml
+++ b/build.yaml
@@ -629,7 +629,6 @@
   - include/grpc++/impl/client_unary_call.h
   - include/grpc++/impl/grpc_library.h
   - include/grpc++/impl/method_handler_impl.h
-  - include/grpc++/impl/proto_utils.h
   - include/grpc++/impl/rpc_method.h
   - include/grpc++/impl/rpc_service_method.h
   - include/grpc++/impl/serialization_traits.h
@@ -654,6 +653,7 @@
   - include/grpc++/support/async_unary_call.h
   - include/grpc++/support/byte_buffer.h
   - include/grpc++/support/channel_arguments.h
+  - include/grpc++/support/config.h
   - include/grpc++/support/slice.h
   - include/grpc++/support/status.h
   - include/grpc++/support/status_code_enum.h
@@ -694,9 +694,8 @@
   deps:
   - grpc
   uses:
-  - grpc++_codegen
-  - grpc++_config
-- name: grpc++_codegen
+  - grpc++_codegen_base
+- name: grpc++_codegen_base
   language: c++
   public_headers:
   - include/grpc++/impl/codegen/async_stream.h
@@ -708,11 +707,11 @@
   - 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/proto_utils.h
   - include/grpc++/impl/codegen/rpc_method.h
   - include/grpc++/impl/codegen/rpc_service_method.h
   - include/grpc++/impl/codegen/security/auth_context.h
@@ -733,18 +732,16 @@
   - src/cpp/codegen/codegen_init.cc
   uses:
   - grpc_codegen
-  - grpc++_config_codegen
-- name: grpc++_config
+- name: grpc++_codegen_proto
   language: c++
   public_headers:
-  - include/grpc++/support/config.h
-  - include/grpc++/support/config_protobuf.h
+  - include/grpc++/impl/codegen/proto_utils.h
   uses:
-  - grpc++_config_codegen
-- name: grpc++_config_codegen
+  - grpc++_codegen_base
+  - grpc++_config_proto
+- name: grpc++_config_proto
   language: c++
   public_headers:
-  - include/grpc++/impl/codegen/config.h
   - include/grpc++/impl/codegen/config_protobuf.h
 libs:
 - name: gpr
@@ -929,7 +926,7 @@
   dll: true
   filegroups:
   - grpc++_base
-  - grpc++_codegen
+  - grpc++_codegen_base
   secure: check
   vs_project_guid: '{C187A093-A0FE-489D-A40A-6E33DE0F9FEB}'
 - name: grpc++_test_config
@@ -962,6 +959,10 @@
   deps:
   - grpc++
   - grpc_test_util
+  filegroups:
+  - grpc++_codegen_base
+  - grpc++_codegen_proto
+  - grpc++_config_proto
 - name: grpc++_unsecure
   build: all
   language: c++
@@ -974,7 +975,7 @@
   dll: true
   filegroups:
   - grpc++_base
-  - grpc++_codegen
+  - grpc++_codegen_base
   secure: false
   vs_project_guid: '{6EE56155-DF7C-4F6E-BFC4-F6F776BEB211}'
 - name: grpc_cli_libs
@@ -1016,7 +1017,7 @@
   - src/compiler/python_generator.cc
   - src/compiler/ruby_generator.cc
   filegroups:
-  - grpc++_config
+  - grpc++_config_proto
   secure: false
   vs_project_guid: '{B6E81D84-2ACB-41B8-8781-493A944C7817}'
   vs_props:
@@ -2462,7 +2463,7 @@
   - grpc
   - gpr
   filegroups:
-  - grpc++_codegen
+  - grpc++_codegen_base
 - name: codegen_test_minimal
   gtest: true
   build: test
@@ -2475,7 +2476,7 @@
   - src/proto/grpc/testing/stats.proto
   - test/cpp/codegen/codegen_test_minimal.cc
   filegroups:
-  - grpc++_codegen
+  - grpc++_codegen_base
 - name: credentials_test
   gtest: true
   build: test
diff --git a/include/grpc++/impl/codegen/core_codegen_interface.h b/include/grpc++/impl/codegen/core_codegen_interface.h
index aa9013c..64d882e 100644
--- a/include/grpc++/impl/codegen/core_codegen_interface.h
+++ b/include/grpc++/impl/codegen/core_codegen_interface.h
@@ -34,7 +34,7 @@
 #ifndef GRPCXX_IMPL_CODEGEN_CORE_CODEGEN_INTERFACE_H
 #define GRPCXX_IMPL_CODEGEN_CORE_CODEGEN_INTERFACE_H
 
-#include <grpc++/impl/codegen/config_protobuf.h>
+#include <grpc++/impl/codegen/config.h>
 #include <grpc++/impl/codegen/status.h>
 #include <grpc/impl/codegen/grpc_types.h>
 
diff --git a/include/grpc++/impl/proto_utils.h b/include/grpc++/impl/proto_utils.h
deleted file mode 100644
index a34cf9b..0000000
--- a/include/grpc++/impl/proto_utils.h
+++ /dev/null
@@ -1,39 +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.
- *
- */
-
-#ifndef GRPCXX_IMPL_PROTO_UTILS_H
-#define GRPCXX_IMPL_PROTO_UTILS_H
-
-#include <grpc++/impl/codegen/proto_utils.h>
-
-#endif  // GRPCXX_IMPL_PROTO_UTILS_H
diff --git a/include/grpc++/support/config_protobuf.h b/include/grpc++/support/config_protobuf.h
deleted file mode 100644
index 3e7f169..0000000
--- a/include/grpc++/support/config_protobuf.h
+++ /dev/null
@@ -1,39 +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.
- *
- */
-
-#ifndef GRPCXX_SUPPORT_CONFIG_PROTOBUF_H
-#define GRPCXX_SUPPORT_CONFIG_PROTOBUF_H
-
-#include <grpc++/impl/codegen/config_protobuf.h>
-
-#endif  // GRPCXX_SUPPORT_CONFIG_PROTOBUF_H
diff --git a/src/compiler/config.h b/src/compiler/config.h
index d8b9581..f2abb85 100644
--- a/src/compiler/config.h
+++ b/src/compiler/config.h
@@ -34,8 +34,7 @@
 #ifndef SRC_COMPILER_CONFIG_H
 #define SRC_COMPILER_CONFIG_H
 
-#include <grpc++/support/config.h>
-#include <grpc++/support/config_protobuf.h>
+#include <grpc++/impl/codegen/config_protobuf.h>
 
 #ifndef GRPC_CUSTOM_DESCRIPTOR
 #include <google/protobuf/descriptor.h>
@@ -75,7 +74,15 @@
 #define GRPC_CUSTOM_PARSEGENERATORPARAMETER ::google::protobuf::compiler::ParseGeneratorParameter
 #endif
 
+#ifndef GRPC_CUSTOM_STRING
+#include <string>
+#define GRPC_CUSTOM_STRING std::string
+#endif
+
 namespace grpc {
+
+typedef GRPC_CUSTOM_STRING string;
+
 namespace protobuf {
 typedef GRPC_CUSTOM_DESCRIPTOR Descriptor;
 typedef GRPC_CUSTOM_FILEDESCRIPTOR FileDescriptor;
diff --git a/test/cpp/end2end/generic_end2end_test.cc b/test/cpp/end2end/generic_end2end_test.cc
index d0cf6ae..57efa5f 100644
--- a/test/cpp/end2end/generic_end2end_test.cc
+++ b/test/cpp/end2end/generic_end2end_test.cc
@@ -38,7 +38,7 @@
 #include <grpc++/create_channel.h>
 #include <grpc++/generic/async_generic_service.h>
 #include <grpc++/generic/generic_stub.h>
-#include <grpc++/impl/proto_utils.h>
+#include <grpc++/impl/codegen/proto_utils.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
diff --git a/test/cpp/qps/parse_json.cc b/test/cpp/qps/parse_json.cc
index df7a62f..a90bf61 100644
--- a/test/cpp/qps/parse_json.cc
+++ b/test/cpp/qps/parse_json.cc
@@ -31,8 +31,6 @@
  *
  */
 
-#include <grpc++/support/config_protobuf.h>
-
 #include "test/cpp/qps/parse_json.h"
 
 #include <string>
diff --git a/test/cpp/qps/parse_json.h b/test/cpp/qps/parse_json.h
index 4b8ca79..42d7d22 100644
--- a/test/cpp/qps/parse_json.h
+++ b/test/cpp/qps/parse_json.h
@@ -34,8 +34,8 @@
 #ifndef TEST_QPS_PARSE_JSON_H
 #define TEST_QPS_PARSE_JSON_H
 
+#include <grpc++/impl/codegen/config_protobuf.h>
 #include <grpc++/support/config.h>
-#include <grpc++/support/config_protobuf.h>
 
 namespace grpc {
 namespace testing {
diff --git a/test/cpp/qps/qps_json_driver.cc b/test/cpp/qps/qps_json_driver.cc
index d7642f0..f5d739f 100644
--- a/test/cpp/qps/qps_json_driver.cc
+++ b/test/cpp/qps/qps_json_driver.cc
@@ -34,7 +34,7 @@
 #include <memory>
 #include <set>
 
-#include <grpc++/support/config_protobuf.h>
+#include <grpc++/impl/codegen/config_protobuf.h>
 
 #include <gflags/gflags.h>
 #include <grpc/support/log.h>
diff --git a/test/cpp/util/byte_buffer_proto_helper.h b/test/cpp/util/byte_buffer_proto_helper.h
index 42cea59..007723c 100644
--- a/test/cpp/util/byte_buffer_proto_helper.h
+++ b/test/cpp/util/byte_buffer_proto_helper.h
@@ -36,8 +36,8 @@
 
 #include <memory>
 
+#include <grpc++/impl/codegen/config_protobuf.h>
 #include <grpc++/support/byte_buffer.h>
-#include <grpc++/support/config_protobuf.h>
 
 namespace grpc {
 namespace testing {
diff --git a/test/cpp/util/proto_file_parser.cc b/test/cpp/util/proto_file_parser.cc
index 6557b95..cf5cf17 100644
--- a/test/cpp/util/proto_file_parser.cc
+++ b/test/cpp/util/proto_file_parser.cc
@@ -37,6 +37,7 @@
 #include <iostream>
 #include <sstream>
 
+#include <grpc++/support/config.h>
 #include <google/protobuf/text_format.h>
 
 namespace grpc {
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index 79c2b38..0017792 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -772,7 +772,6 @@
 include/grpc++/impl/client_unary_call.h \
 include/grpc++/impl/grpc_library.h \
 include/grpc++/impl/method_handler_impl.h \
-include/grpc++/impl/proto_utils.h \
 include/grpc++/impl/rpc_method.h \
 include/grpc++/impl/rpc_service_method.h \
 include/grpc++/impl/serialization_traits.h \
@@ -797,6 +796,7 @@
 include/grpc++/support/async_unary_call.h \
 include/grpc++/support/byte_buffer.h \
 include/grpc++/support/channel_arguments.h \
+include/grpc++/support/config.h \
 include/grpc++/support/slice.h \
 include/grpc++/support/status.h \
 include/grpc++/support/status_code_enum.h \
@@ -813,11 +813,11 @@
 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/proto_utils.h \
 include/grpc++/impl/codegen/rpc_method.h \
 include/grpc++/impl/codegen/rpc_service_method.h \
 include/grpc++/impl/codegen/security/auth_context.h \
@@ -854,11 +854,7 @@
 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/time.h \
-include/grpc++/impl/codegen/config.h \
-include/grpc++/impl/codegen/config_protobuf.h \
-include/grpc++/support/config.h \
-include/grpc++/support/config_protobuf.h
+include/grpc/impl/codegen/time.h
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index fd062b6..1c6884c 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -772,7 +772,6 @@
 include/grpc++/impl/client_unary_call.h \
 include/grpc++/impl/grpc_library.h \
 include/grpc++/impl/method_handler_impl.h \
-include/grpc++/impl/proto_utils.h \
 include/grpc++/impl/rpc_method.h \
 include/grpc++/impl/rpc_service_method.h \
 include/grpc++/impl/serialization_traits.h \
@@ -797,6 +796,7 @@
 include/grpc++/support/async_unary_call.h \
 include/grpc++/support/byte_buffer.h \
 include/grpc++/support/channel_arguments.h \
+include/grpc++/support/config.h \
 include/grpc++/support/slice.h \
 include/grpc++/support/status.h \
 include/grpc++/support/status_code_enum.h \
@@ -813,11 +813,11 @@
 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/proto_utils.h \
 include/grpc++/impl/codegen/rpc_method.h \
 include/grpc++/impl/codegen/rpc_service_method.h \
 include/grpc++/impl/codegen/security/auth_context.h \
@@ -855,10 +855,6 @@
 include/grpc/impl/codegen/sync_posix.h \
 include/grpc/impl/codegen/sync_windows.h \
 include/grpc/impl/codegen/time.h \
-include/grpc++/impl/codegen/config.h \
-include/grpc++/impl/codegen/config_protobuf.h \
-include/grpc++/support/config.h \
-include/grpc++/support/config_protobuf.h \
 src/cpp/client/secure_credentials.h \
 src/cpp/common/core_codegen.h \
 src/cpp/common/secure_auth_context.h \
diff --git a/tools/run_tests/sources_and_headers.json b/tools/run_tests/sources_and_headers.json
index b30ff4b..6ea8257 100644
--- a/tools/run_tests/sources_and_headers.json
+++ b/tools/run_tests/sources_and_headers.json
@@ -1904,7 +1904,7 @@
       "gpr", 
       "grpc", 
       "grpc++", 
-      "grpc++_codegen"
+      "grpc++_codegen_base"
     ], 
     "headers": [
       "src/proto/grpc/testing/control.grpc.pb.h", 
@@ -1928,7 +1928,7 @@
   }, 
   {
     "deps": [
-      "grpc++_codegen"
+      "grpc++_codegen_base"
     ], 
     "headers": [
       "src/proto/grpc/testing/control.grpc.pb.h", 
@@ -4241,7 +4241,7 @@
     "deps": [
       "grpc", 
       "grpc++_base", 
-      "grpc++_codegen"
+      "grpc++_codegen_base"
     ], 
     "headers": [
       "src/cpp/client/secure_credentials.h", 
@@ -4283,6 +4283,9 @@
   {
     "deps": [
       "grpc++", 
+      "grpc++_codegen_base", 
+      "grpc++_codegen_proto", 
+      "grpc++_config_proto", 
       "grpc_test_util"
     ], 
     "headers": [
@@ -4323,7 +4326,7 @@
       "gpr", 
       "grpc", 
       "grpc++_base", 
-      "grpc++_codegen", 
+      "grpc++_codegen_base", 
       "grpc_unsecure"
     ], 
     "headers": [], 
@@ -4357,7 +4360,7 @@
   }, 
   {
     "deps": [
-      "grpc++_config"
+      "grpc++_config_proto"
     ], 
     "headers": [
       "src/compiler/config.h", 
@@ -6347,8 +6350,7 @@
   {
     "deps": [
       "grpc", 
-      "grpc++_codegen", 
-      "grpc++_config"
+      "grpc++_codegen_base"
     ], 
     "headers": [
       "include/grpc++/alarm.h", 
@@ -6363,7 +6365,6 @@
       "include/grpc++/impl/client_unary_call.h", 
       "include/grpc++/impl/grpc_library.h", 
       "include/grpc++/impl/method_handler_impl.h", 
-      "include/grpc++/impl/proto_utils.h", 
       "include/grpc++/impl/rpc_method.h", 
       "include/grpc++/impl/rpc_service_method.h", 
       "include/grpc++/impl/serialization_traits.h", 
@@ -6388,6 +6389,7 @@
       "include/grpc++/support/async_unary_call.h", 
       "include/grpc++/support/byte_buffer.h", 
       "include/grpc++/support/channel_arguments.h", 
+      "include/grpc++/support/config.h", 
       "include/grpc++/support/slice.h", 
       "include/grpc++/support/status.h", 
       "include/grpc++/support/status_code_enum.h", 
@@ -6415,7 +6417,6 @@
       "include/grpc++/impl/client_unary_call.h", 
       "include/grpc++/impl/grpc_library.h", 
       "include/grpc++/impl/method_handler_impl.h", 
-      "include/grpc++/impl/proto_utils.h", 
       "include/grpc++/impl/rpc_method.h", 
       "include/grpc++/impl/rpc_service_method.h", 
       "include/grpc++/impl/serialization_traits.h", 
@@ -6440,6 +6441,7 @@
       "include/grpc++/support/async_unary_call.h", 
       "include/grpc++/support/byte_buffer.h", 
       "include/grpc++/support/channel_arguments.h", 
+      "include/grpc++/support/config.h", 
       "include/grpc++/support/slice.h", 
       "include/grpc++/support/status.h", 
       "include/grpc++/support/status_code_enum.h", 
@@ -6481,7 +6483,6 @@
   }, 
   {
     "deps": [
-      "grpc++_config_codegen", 
       "grpc_codegen"
     ], 
     "headers": [
@@ -6494,11 +6495,11 @@
       "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/proto_utils.h", 
       "include/grpc++/impl/codegen/rpc_method.h", 
       "include/grpc++/impl/codegen/rpc_service_method.h", 
       "include/grpc++/impl/codegen/security/auth_context.h", 
@@ -6517,7 +6518,7 @@
       "include/grpc++/impl/codegen/time.h"
     ], 
     "language": "c++", 
-    "name": "grpc++_codegen", 
+    "name": "grpc++_codegen_base", 
     "src": [
       "include/grpc++/impl/codegen/async_stream.h", 
       "include/grpc++/impl/codegen/async_unary_call.h", 
@@ -6528,11 +6529,11 @@
       "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/proto_utils.h", 
       "include/grpc++/impl/codegen/rpc_method.h", 
       "include/grpc++/impl/codegen/rpc_service_method.h", 
       "include/grpc++/impl/codegen/security/auth_context.h", 
@@ -6556,17 +6557,16 @@
   }, 
   {
     "deps": [
-      "grpc++_config_codegen"
+      "grpc++_codegen_base", 
+      "grpc++_config_proto"
     ], 
     "headers": [
-      "include/grpc++/support/config.h", 
-      "include/grpc++/support/config_protobuf.h"
+      "include/grpc++/impl/codegen/proto_utils.h"
     ], 
     "language": "c++", 
-    "name": "grpc++_config", 
+    "name": "grpc++_codegen_proto", 
     "src": [
-      "include/grpc++/support/config.h", 
-      "include/grpc++/support/config_protobuf.h"
+      "include/grpc++/impl/codegen/proto_utils.h"
     ], 
     "third_party": false, 
     "type": "filegroup"
@@ -6574,13 +6574,11 @@
   {
     "deps": [], 
     "headers": [
-      "include/grpc++/impl/codegen/config.h", 
       "include/grpc++/impl/codegen/config_protobuf.h"
     ], 
     "language": "c++", 
-    "name": "grpc++_config_codegen", 
+    "name": "grpc++_config_proto", 
     "src": [
-      "include/grpc++/impl/codegen/config.h", 
       "include/grpc++/impl/codegen/config_protobuf.h"
     ], 
     "third_party": false, 
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
index 64c7b14..660d14a 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
@@ -270,7 +270,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\grpc_library.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\method_handler_impl.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\proto_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_method.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_service_method.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\serialization_traits.h" />
@@ -295,6 +294,7 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\async_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\byte_buffer.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\channel_arguments.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\slice.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\status.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\status_code_enum.h" />
@@ -311,11 +311,11 @@
     <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="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
     <ClInclude Include="$(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" />
@@ -353,10 +353,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\client\secure_credentials.h" />
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
index 5451f5b..6cca360 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
@@ -132,9 +132,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\method_handler_impl.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\proto_utils.h">
-      <Filter>include\grpc++\impl</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_method.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
@@ -207,6 +204,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\channel_arguments.h">
       <Filter>include\grpc++\support</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h">
+      <Filter>include\grpc++\support</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\slice.h">
       <Filter>include\grpc++\support</Filter>
     </ClInclude>
@@ -255,6 +255,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -267,9 +270,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -381,18 +381,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h">
       <Filter>include\grpc\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\client\secure_credentials.h">
diff --git a/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj b/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj
index 68f28b1..d0fca9b 100644
--- a/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj
+++ b/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj
@@ -147,6 +147,61 @@
   </ItemDefinitionGroup>
 
   <ItemGroup>
+    <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\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="$(SolutionDir)\..\include\grpc\impl\codegen\byte_buffer.h" />
+    <ClInclude Include="$(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\alloc.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="$(SolutionDir)\..\include\grpc\impl\codegen\log.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\port_platform.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\slice.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\slice_buffer.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="$(SolutionDir)\..\include\grpc\impl\codegen\time.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
+  </ItemGroup>
+  <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\test\cpp\end2end\test_service_impl.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\byte_buffer_proto_helper.h" />
     <ClInclude Include="$(SolutionDir)\..\test\cpp\util\create_test_channel.h" />
@@ -191,6 +246,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\test_credentials_provider.cc">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\codegen\codegen_init.cc">
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc++\grpc++.vcxproj">
diff --git a/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj.filters b/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj.filters
index 88bfb47..cc98c60 100644
--- a/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_test_util/grpc++_test_util.vcxproj.filters
@@ -28,6 +28,170 @@
     <ClCompile Include="$(SolutionDir)\..\test\cpp\util\test_credentials_provider.cc">
       <Filter>test\cpp\util</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\cpp\codegen\codegen_init.cc">
+      <Filter>src\cpp\codegen</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\async_stream.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\async_unary_call.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\call.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\call_hook.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\channel_interface.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_context.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\client_unary_call.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\create_auth_context.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(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="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_service_method.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\security\auth_context.h">
+      <Filter>include\grpc++\impl\codegen\security</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\serialization_traits.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_context.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\server_interface.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\service_type.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\status_code_enum.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="$(SolutionDir)\..\include\grpc++\impl\codegen\sync_no_cxx11.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(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.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>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\propagation_bits.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\status.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\alloc.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\atm.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <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\log.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="$(SolutionDir)\..\include\grpc\impl\codegen\slice_buffer.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(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\time.h">
+      <Filter>include\grpc\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\test\cpp\end2end\test_service_impl.h">
@@ -51,9 +215,39 @@
   </ItemGroup>
 
   <ItemGroup>
+    <Filter Include="include">
+      <UniqueIdentifier>{af3e8efd-71b5-c047-7b1f-9896ff6b9dae}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc">
+      <UniqueIdentifier>{b8f8ac53-4ea7-9602-a5c8-592da3569a7e}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++">
+      <UniqueIdentifier>{e6ee8dea-0866-8e41-c115-c3a237f85295}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl">
+      <UniqueIdentifier>{67705040-57a2-dd65-b4e9-291d6512b10a}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl\codegen">
+      <UniqueIdentifier>{c977e49d-7e35-9e45-54c2-3ec17f4a2027}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc++\impl\codegen\security">
+      <UniqueIdentifier>{28c9540f-2a90-17a6-a18c-c8452c2efd93}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc\impl">
+      <UniqueIdentifier>{cb0bbb9c-2cd0-46eb-225d-8614a13f30a5}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="include\grpc\impl\codegen">
+      <UniqueIdentifier>{48b3f0ad-af42-c9fd-74ce-d47ad7ffa748}</UniqueIdentifier>
+    </Filter>
     <Filter Include="src">
       <UniqueIdentifier>{21f220cf-c756-4172-000b-e8a1f0888097}</UniqueIdentifier>
     </Filter>
+    <Filter Include="src\cpp">
+      <UniqueIdentifier>{4409f847-2173-ea03-724b-c9181ec50f07}</UniqueIdentifier>
+    </Filter>
+    <Filter Include="src\cpp\codegen">
+      <UniqueIdentifier>{ba3b353d-1c24-1466-d62d-7da515f5e6f6}</UniqueIdentifier>
+    </Filter>
     <Filter Include="src\proto">
       <UniqueIdentifier>{58b0e1e0-f329-64ce-86e5-8f125c02b96e}</UniqueIdentifier>
     </Filter>
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
index b3c2c56..abf6efb 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
@@ -270,7 +270,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\client_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\grpc_library.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\method_handler_impl.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\proto_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_method.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_service_method.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\serialization_traits.h" />
@@ -295,6 +294,7 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\async_unary_call.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\byte_buffer.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\channel_arguments.h" />
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\slice.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\status.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\status_code_enum.h" />
@@ -311,11 +311,11 @@
     <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="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
     <ClInclude Include="$(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" />
@@ -353,10 +353,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\client\create_channel_internal.h" />
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
index 8851cbf..086fb5a 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
@@ -117,9 +117,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\method_handler_impl.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\proto_utils.h">
-      <Filter>include\grpc++\impl</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\rpc_method.h">
       <Filter>include\grpc++\impl</Filter>
     </ClInclude>
@@ -192,6 +189,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\channel_arguments.h">
       <Filter>include\grpc++\support</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h">
+      <Filter>include\grpc++\support</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\slice.h">
       <Filter>include\grpc++\support</Filter>
     </ClInclude>
@@ -240,6 +240,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -252,9 +255,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -366,18 +366,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h">
       <Filter>include\grpc\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="$(SolutionDir)\..\src\cpp\client\create_channel_internal.h">
diff --git a/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj b/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj
index a81d317..9828b8b 100644
--- a/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj
+++ b/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj
@@ -148,9 +148,6 @@
   </ItemDefinitionGroup>
 
   <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
diff --git a/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj.filters b/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj.filters
index b3d2dc2..27eb935 100644
--- a/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_plugin_support/grpc_plugin_support.vcxproj.filters
@@ -21,15 +21,6 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\support\config_protobuf.h">
-      <Filter>include\grpc++\support</Filter>
-    </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -95,9 +86,6 @@
     <Filter Include="include\grpc++\impl\codegen">
       <UniqueIdentifier>{ec2a6e26-915b-ba1b-4f59-f361dc01105c}</UniqueIdentifier>
     </Filter>
-    <Filter Include="include\grpc++\support">
-      <UniqueIdentifier>{1c34d005-1ffb-8a31-881a-c6bb431cda69}</UniqueIdentifier>
-    </Filter>
     <Filter Include="src">
       <UniqueIdentifier>{94c9769a-a6cd-49fd-2b30-e52d2d02ed91}</UniqueIdentifier>
     </Filter>
diff --git a/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj b/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj
index 16bd447..bbc33c4 100644
--- a/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj
+++ b/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj
@@ -169,11 +169,11 @@
     <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="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
     <ClInclude Include="$(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" />
@@ -211,8 +211,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\testing\control.pb.cc">
diff --git a/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj.filters b/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj.filters
index 5c1ccf3..a4be84f 100644
--- a/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj.filters
+++ b/vsprojects/vcxproj/test/codegen_test_full/codegen_test_full.vcxproj.filters
@@ -51,6 +51,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -63,9 +66,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -177,12 +177,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h">
       <Filter>include\grpc\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.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>
diff --git a/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj b/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj
index 2410524..3331c61 100644
--- a/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj
+++ b/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj
@@ -169,11 +169,11 @@
     <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="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h" />
     <ClInclude Include="$(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" />
@@ -211,8 +211,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\sync_windows.h" />
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h" />
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config_protobuf.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="$(SolutionDir)\..\src\proto\grpc\testing\control.pb.cc">
diff --git a/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj.filters b/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj.filters
index 78674b8..a8ff115 100644
--- a/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj.filters
+++ b/vsprojects/vcxproj/test/codegen_test_minimal/codegen_test_minimal.vcxproj.filters
@@ -51,6 +51,9 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\completion_queue_tag.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.h">
+      <Filter>include\grpc++\impl\codegen</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\core_codegen_interface.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -63,9 +66,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\method_handler_impl.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\proto_utils.h">
-      <Filter>include\grpc++\impl\codegen</Filter>
-    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\rpc_method.h">
       <Filter>include\grpc++\impl\codegen</Filter>
     </ClInclude>
@@ -177,12 +177,6 @@
     <ClInclude Include="$(SolutionDir)\..\include\grpc\impl\codegen\time.h">
       <Filter>include\grpc\impl\codegen</Filter>
     </ClInclude>
-    <ClInclude Include="$(SolutionDir)\..\include\grpc++\impl\codegen\config.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>