Add ReferenceCounted base class.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 77b60e8..ca59c84 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -739,6 +739,7 @@
 add_dependencies(buildtests_cxx qps_worker)
 add_dependencies(buildtests_cxx reconnect_interop_client)
 add_dependencies(buildtests_cxx reconnect_interop_server)
+add_dependencies(buildtests_cxx reference_counted_test)
 add_dependencies(buildtests_cxx secure_auth_context_test)
 if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
 add_dependencies(buildtests_cxx secure_sync_unary_ping_pong_test)
@@ -807,6 +808,7 @@
   src/core/lib/support/log_windows.cc
   src/core/lib/support/mpscq.cc
   src/core/lib/support/murmur_hash.cc
+  src/core/lib/support/reference_counted.cc
   src/core/lib/support/stack_lockfree.cc
   src/core/lib/support/string.cc
   src/core/lib/support/string_posix.cc
@@ -12260,6 +12262,46 @@
 endif (gRPC_BUILD_TESTS)
 if (gRPC_BUILD_TESTS)
 
+add_executable(reference_counted_test
+  test/core/support/reference_counted_test.cc
+  third_party/googletest/googletest/src/gtest-all.cc
+  third_party/googletest/googlemock/src/gmock-all.cc
+)
+
+
+target_include_directories(reference_counted_test
+  PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}
+  PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include
+  PRIVATE ${BORINGSSL_ROOT_DIR}/include
+  PRIVATE ${PROTOBUF_ROOT_DIR}/src
+  PRIVATE ${BENCHMARK_ROOT_DIR}/include
+  PRIVATE ${ZLIB_ROOT_DIR}
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/zlib
+  PRIVATE ${CARES_INCLUDE_DIR}
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
+  PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/third_party/abseil-cpp
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
+  PRIVATE third_party/googletest/googlemock/include
+  PRIVATE third_party/googletest/googlemock
+  PRIVATE ${_gRPC_PROTO_GENS_DIR}
+)
+
+target_link_libraries(reference_counted_test
+  ${_gRPC_PROTOBUF_LIBRARIES}
+  ${_gRPC_ALLTARGETS_LIBRARIES}
+  grpc_test_util
+  grpc++
+  grpc
+  gpr_test_util
+  gpr
+  ${_gRPC_GFLAGS_LIBRARIES}
+)
+
+endif (gRPC_BUILD_TESTS)
+if (gRPC_BUILD_TESTS)
+
 add_executable(secure_auth_context_test
   test/cpp/common/secure_auth_context_test.cc
   third_party/googletest/googletest/src/gtest-all.cc