diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa09707..3a02ae9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -420,9 +420,6 @@
 add_dependencies(buildtests_c httpscli_test)
 endif()
 add_dependencies(buildtests_c init_test)
-add_dependencies(buildtests_c internal_api_canary_iomgr_test)
-add_dependencies(buildtests_c internal_api_canary_support_test)
-add_dependencies(buildtests_c internal_api_canary_transport_test)
 add_dependencies(buildtests_c invalid_call_argument_test)
 add_dependencies(buildtests_c json_rewrite)
 add_dependencies(buildtests_c json_rewrite_test)
@@ -5941,87 +5938,6 @@
 endif (gRPC_BUILD_TESTS)
 if (gRPC_BUILD_TESTS)
 
-add_executable(internal_api_canary_iomgr_test
-  test/core/internal_api_canaries/iomgr.c
-)
-
-
-target_include_directories(internal_api_canary_iomgr_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 ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-)
-
-target_link_libraries(internal_api_canary_iomgr_test
-  ${_gRPC_ALLTARGETS_LIBRARIES}
-  grpc_test_util
-  grpc
-  gpr_test_util
-  gpr
-)
-
-endif (gRPC_BUILD_TESTS)
-if (gRPC_BUILD_TESTS)
-
-add_executable(internal_api_canary_support_test
-  test/core/internal_api_canaries/iomgr.c
-)
-
-
-target_include_directories(internal_api_canary_support_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 ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-)
-
-target_link_libraries(internal_api_canary_support_test
-  ${_gRPC_ALLTARGETS_LIBRARIES}
-  grpc_test_util
-  grpc
-  gpr_test_util
-  gpr
-)
-
-endif (gRPC_BUILD_TESTS)
-if (gRPC_BUILD_TESTS)
-
-add_executable(internal_api_canary_transport_test
-  test/core/internal_api_canaries/iomgr.c
-)
-
-
-target_include_directories(internal_api_canary_transport_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 ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-)
-
-target_link_libraries(internal_api_canary_transport_test
-  ${_gRPC_ALLTARGETS_LIBRARIES}
-  grpc_test_util
-  grpc
-  gpr_test_util
-  gpr
-)
-
-endif (gRPC_BUILD_TESTS)
-if (gRPC_BUILD_TESTS)
-
 add_executable(invalid_call_argument_test
   test/core/end2end/invalid_call_argument_test.c
 )
diff --git a/Makefile b/Makefile
index 7ab762e..37035f5 100644
--- a/Makefile
+++ b/Makefile
@@ -980,9 +980,6 @@
 httpcli_test: $(BINDIR)/$(CONFIG)/httpcli_test
 httpscli_test: $(BINDIR)/$(CONFIG)/httpscli_test
 init_test: $(BINDIR)/$(CONFIG)/init_test
-internal_api_canary_iomgr_test: $(BINDIR)/$(CONFIG)/internal_api_canary_iomgr_test
-internal_api_canary_support_test: $(BINDIR)/$(CONFIG)/internal_api_canary_support_test
-internal_api_canary_transport_test: $(BINDIR)/$(CONFIG)/internal_api_canary_transport_test
 invalid_call_argument_test: $(BINDIR)/$(CONFIG)/invalid_call_argument_test
 json_fuzzer_test: $(BINDIR)/$(CONFIG)/json_fuzzer_test
 json_rewrite: $(BINDIR)/$(CONFIG)/json_rewrite
@@ -1336,9 +1333,6 @@
   $(BINDIR)/$(CONFIG)/httpcli_test \
   $(BINDIR)/$(CONFIG)/httpscli_test \
   $(BINDIR)/$(CONFIG)/init_test \
-  $(BINDIR)/$(CONFIG)/internal_api_canary_iomgr_test \
-  $(BINDIR)/$(CONFIG)/internal_api_canary_support_test \
-  $(BINDIR)/$(CONFIG)/internal_api_canary_transport_test \
   $(BINDIR)/$(CONFIG)/invalid_call_argument_test \
   $(BINDIR)/$(CONFIG)/json_rewrite \
   $(BINDIR)/$(CONFIG)/json_rewrite_test \
@@ -10342,102 +10336,6 @@
 endif
 
 
-INTERNAL_API_CANARY_IOMGR_TEST_SRC = \
-    test/core/internal_api_canaries/iomgr.c \
-
-INTERNAL_API_CANARY_IOMGR_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(INTERNAL_API_CANARY_IOMGR_TEST_SRC))))
-ifeq ($(NO_SECURE),true)
-
-# You can't build secure targets if you don't have OpenSSL.
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_iomgr_test: openssl_dep_error
-
-else
-
-
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_iomgr_test: $(INTERNAL_API_CANARY_IOMGR_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-	$(E) "[LD]      Linking $@"
-	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(INTERNAL_API_CANARY_IOMGR_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/internal_api_canary_iomgr_test
-
-endif
-
-$(OBJDIR)/$(CONFIG)/test/core/internal_api_canaries/iomgr.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-deps_internal_api_canary_iomgr_test: $(INTERNAL_API_CANARY_IOMGR_TEST_OBJS:.o=.dep)
-
-ifneq ($(NO_SECURE),true)
-ifneq ($(NO_DEPS),true)
--include $(INTERNAL_API_CANARY_IOMGR_TEST_OBJS:.o=.dep)
-endif
-endif
-
-
-INTERNAL_API_CANARY_SUPPORT_TEST_SRC = \
-    test/core/internal_api_canaries/iomgr.c \
-
-INTERNAL_API_CANARY_SUPPORT_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(INTERNAL_API_CANARY_SUPPORT_TEST_SRC))))
-ifeq ($(NO_SECURE),true)
-
-# You can't build secure targets if you don't have OpenSSL.
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_support_test: openssl_dep_error
-
-else
-
-
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_support_test: $(INTERNAL_API_CANARY_SUPPORT_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-	$(E) "[LD]      Linking $@"
-	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(INTERNAL_API_CANARY_SUPPORT_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/internal_api_canary_support_test
-
-endif
-
-$(OBJDIR)/$(CONFIG)/test/core/internal_api_canaries/iomgr.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-deps_internal_api_canary_support_test: $(INTERNAL_API_CANARY_SUPPORT_TEST_OBJS:.o=.dep)
-
-ifneq ($(NO_SECURE),true)
-ifneq ($(NO_DEPS),true)
--include $(INTERNAL_API_CANARY_SUPPORT_TEST_OBJS:.o=.dep)
-endif
-endif
-
-
-INTERNAL_API_CANARY_TRANSPORT_TEST_SRC = \
-    test/core/internal_api_canaries/iomgr.c \
-
-INTERNAL_API_CANARY_TRANSPORT_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(INTERNAL_API_CANARY_TRANSPORT_TEST_SRC))))
-ifeq ($(NO_SECURE),true)
-
-# You can't build secure targets if you don't have OpenSSL.
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_transport_test: openssl_dep_error
-
-else
-
-
-
-$(BINDIR)/$(CONFIG)/internal_api_canary_transport_test: $(INTERNAL_API_CANARY_TRANSPORT_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-	$(E) "[LD]      Linking $@"
-	$(Q) mkdir -p `dirname $@`
-	$(Q) $(LD) $(LDFLAGS) $(INTERNAL_API_CANARY_TRANSPORT_TEST_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/internal_api_canary_transport_test
-
-endif
-
-$(OBJDIR)/$(CONFIG)/test/core/internal_api_canaries/iomgr.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
-
-deps_internal_api_canary_transport_test: $(INTERNAL_API_CANARY_TRANSPORT_TEST_OBJS:.o=.dep)
-
-ifneq ($(NO_SECURE),true)
-ifneq ($(NO_DEPS),true)
--include $(INTERNAL_API_CANARY_TRANSPORT_TEST_OBJS:.o=.dep)
-endif
-endif
-
-
 INVALID_CALL_ARGUMENT_TEST_SRC = \
     test/core/end2end/invalid_call_argument_test.c \
 
diff --git a/build.yaml b/build.yaml
index 7e606dd..39447bf 100644
--- a/build.yaml
+++ b/build.yaml
@@ -2249,39 +2249,6 @@
   - grpc
   - gpr_test_util
   - gpr
-- name: internal_api_canary_iomgr_test
-  build: test
-  run: false
-  language: c
-  src:
-  - test/core/internal_api_canaries/iomgr.c
-  deps:
-  - grpc_test_util
-  - grpc
-  - gpr_test_util
-  - gpr
-- name: internal_api_canary_support_test
-  build: test
-  run: false
-  language: c
-  src:
-  - test/core/internal_api_canaries/iomgr.c
-  deps:
-  - grpc_test_util
-  - grpc
-  - gpr_test_util
-  - gpr
-- name: internal_api_canary_transport_test
-  build: test
-  run: false
-  language: c
-  src:
-  - test/core/internal_api_canaries/iomgr.c
-  deps:
-  - grpc_test_util
-  - grpc
-  - gpr_test_util
-  - gpr
 - name: invalid_call_argument_test
   cpu_cost: 0.1
   build: test
diff --git a/test/core/internal_api_canaries/iomgr.c b/test/core/internal_api_canaries/iomgr.c
deleted file mode 100644
index 6fdaf1f..0000000
--- a/test/core/internal_api_canaries/iomgr.c
+++ /dev/null
@@ -1,118 +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.
- *
- */
-
-#include "src/core/lib/iomgr/iomgr.h"
-#include "src/core/lib/iomgr/closure.h"
-#include "src/core/lib/iomgr/endpoint.h"
-#include "src/core/lib/iomgr/exec_ctx.h"
-#include "src/core/lib/iomgr/executor.h"
-
-/*******************************************************************************
- * NOTE: If this test fails to compile, then the api changes are likely to cause
- *       merge failures downstream. Please pay special attention to reviewing
- *       these changes, and solicit help as appropriate when merging downstream.
- *
- * This test is NOT expected to be run directly.
- ******************************************************************************/
-
-static void test_code(void) {
-  /* iomgr.h */
-  grpc_iomgr_init();
-  grpc_iomgr_shutdown(NULL);
-
-  /* closure.h */
-  grpc_closure closure;
-  closure.cb = NULL;
-  closure.cb_arg = NULL;
-  closure.next_data.scratch = 0;
-
-  grpc_closure_list closure_list = GRPC_CLOSURE_LIST_INIT;
-  closure_list.head = NULL;
-  closure_list.tail = NULL;
-
-  grpc_closure_init(&closure, NULL, NULL, grpc_schedule_on_exec_ctx);
-
-  grpc_closure_create(NULL, NULL, grpc_schedule_on_exec_ctx);
-
-  grpc_closure_list_move(NULL, NULL);
-  grpc_closure_list_append(NULL, NULL, GRPC_ERROR_CREATE("Foo"));
-  grpc_closure_list_empty(closure_list);
-
-  /* exec_ctx.h */
-  grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
-  grpc_exec_ctx_flush(&exec_ctx);
-  grpc_exec_ctx_finish(&exec_ctx);
-  grpc_closure_sched(&exec_ctx, &closure, GRPC_ERROR_CREATE("Foo"));
-  grpc_closure_list_sched(&exec_ctx, &closure_list);
-
-  /* endpoint.h */
-  grpc_endpoint endpoint;
-  grpc_endpoint_vtable vtable = {grpc_endpoint_read,
-                                 grpc_endpoint_write,
-                                 grpc_endpoint_get_workqueue,
-                                 grpc_endpoint_add_to_pollset,
-                                 grpc_endpoint_add_to_pollset_set,
-                                 grpc_endpoint_shutdown,
-                                 grpc_endpoint_destroy,
-                                 grpc_endpoint_get_resource_user,
-                                 grpc_endpoint_get_peer,
-                                 grpc_endpoint_get_fd};
-  endpoint.vtable = &vtable;
-
-  grpc_endpoint_read(&exec_ctx, &endpoint, NULL, NULL);
-  grpc_endpoint_get_peer(&endpoint);
-  grpc_endpoint_write(&exec_ctx, &endpoint, NULL, NULL);
-  grpc_endpoint_shutdown(&exec_ctx, &endpoint, GRPC_ERROR_CANCELLED);
-  grpc_endpoint_destroy(&exec_ctx, &endpoint);
-  grpc_endpoint_add_to_pollset(&exec_ctx, &endpoint, NULL);
-  grpc_endpoint_add_to_pollset_set(&exec_ctx, &endpoint, NULL);
-
-  /* executor.h */
-  grpc_executor_init();
-  grpc_executor_shutdown(NULL);
-
-  /* pollset.h */
-  grpc_pollset_size();
-  grpc_pollset_init(NULL, NULL);
-  grpc_pollset_shutdown(NULL, NULL, NULL);
-  grpc_pollset_destroy(NULL);
-  GRPC_ERROR_UNREF(grpc_pollset_work(NULL, NULL, NULL,
-                                     gpr_now(GPR_CLOCK_REALTIME),
-                                     gpr_now(GPR_CLOCK_MONOTONIC)));
-  GRPC_ERROR_UNREF(grpc_pollset_kick(NULL, NULL));
-}
-
-int main(void) {
-  if (false) test_code();
-  return 0;
-}
diff --git a/test/core/internal_api_canaries/support.c b/test/core/internal_api_canaries/support.c
deleted file mode 100644
index e992d2a..0000000
--- a/test/core/internal_api_canaries/support.c
+++ /dev/null
@@ -1,58 +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.
- *
- */
-
-/*******************************************************************************
- * NOTE: If this test fails to compile, then the api changes are likely to cause
- *       merge failures downstream. Please pay special attention to reviewing
- *       these changes, and solicit help as appropriate when merging downstream.
- *
- * This test is NOT expected to be run directly.
- ******************************************************************************/
-
-#include "src/core/lib/iomgr/load_file.h"
-#include "src/core/lib/support/env.h"
-#include "src/core/lib/support/tmpfile.h"
-
-static void test_code(void) {
-  /* env.h */
-  gpr_set_env("abc", gpr_getenv("xyz"));
-  /* load_file.h */
-  grpc_load_file("abc", 1, NULL);
-  /* tmpfile.h */
-  fclose(gpr_tmpfile("foo", NULL));
-}
-
-int main(void) {
-  if (false) test_code();
-  return 0;
-}
diff --git a/test/core/internal_api_canaries/transport.c b/test/core/internal_api_canaries/transport.c
deleted file mode 100644
index 2989f59..0000000
--- a/test/core/internal_api_canaries/transport.c
+++ /dev/null
@@ -1,81 +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.
- *
- */
-
-/*******************************************************************************
- * NOTE: If this test fails to compile, then the api changes are likely to cause
- *       merge failures downstream. Please pay special attention to reviewing
- *       these changes, and solicit help as appropriate when merging downstream.
- *
- * This test is NOT expected to be run directly.
- ******************************************************************************/
-
-#include "src/core/lib/transport/transport.h"
-#include "src/core/lib/transport/transport_impl.h"
-
-static void test_code(void) {
-  /* transport_impl.h */
-  grpc_transport transport;
-  grpc_transport_vtable vtable = {12345,
-                                  grpc_transport_init_stream,
-                                  grpc_transport_set_pollset,
-                                  grpc_transport_perform_stream_op,
-                                  grpc_transport_perform_op,
-                                  grpc_transport_destroy_stream,
-                                  grpc_transport_destroy,
-                                  grpc_transport_get_peer};
-  transport.vtable = &vtable;
-
-  /* transport.h */
-  GRPC_STREAM_REF_INIT(NULL, 0, NULL, NULL, "xyz");
-  GPR_ASSERT(0 == grpc_transport_stream_size(NULL));
-  GPR_ASSERT(grpc_transport_init_stream(&transport, NULL, NULL, NULL, NULL));
-  grpc_transport_set_pollset(&transport, NULL, NULL, NULL);
-  grpc_transport_destroy_stream(&transport, NULL, NULL);
-  grpc_transport_stream_op_finish_with_failure(NULL, NULL);
-  grpc_transport_stream_op_add_cancellation(NULL, GRPC_STATUS_UNAVAILABLE);
-  grpc_transport_stream_op_add_close(NULL, GRPC_STATUS_UNAVAILABLE,
-                                     grpc_transport_op_string(NULL));
-  grpc_transport_perform_stream_op(&transport, NULL, NULL, NULL);
-  grpc_transport_perform_op(&transport, NULL, NULL);
-  grpc_transport_ping(&transport, NULL);
-  grpc_transport_goaway(&transport, GRPC_STATUS_UNAVAILABLE,
-                        grpc_slice_malloc(0));
-  grpc_transport_close(&transport);
-  grpc_transport_destroy(&transport, NULL);
-  GPR_ASSERT("xyz" == grpc_transport_get_peer(&transport, NULL));
-}
-
-int main(void) {
-  if (false) test_code();
-  return 0;
-}
diff --git a/tools/run_tests/generated/sources_and_headers.json b/tools/run_tests/generated/sources_and_headers.json
index 98b85cf..9f31d1f 100644
--- a/tools/run_tests/generated/sources_and_headers.json
+++ b/tools/run_tests/generated/sources_and_headers.json
@@ -1299,57 +1299,6 @@
     "headers": [], 
     "is_filegroup": false, 
     "language": "c", 
-    "name": "internal_api_canary_iomgr_test", 
-    "src": [
-      "test/core/internal_api_canaries/iomgr.c"
-    ], 
-    "third_party": false, 
-    "type": "target"
-  }, 
-  {
-    "deps": [
-      "gpr", 
-      "gpr_test_util", 
-      "grpc", 
-      "grpc_test_util"
-    ], 
-    "headers": [], 
-    "is_filegroup": false, 
-    "language": "c", 
-    "name": "internal_api_canary_support_test", 
-    "src": [
-      "test/core/internal_api_canaries/iomgr.c"
-    ], 
-    "third_party": false, 
-    "type": "target"
-  }, 
-  {
-    "deps": [
-      "gpr", 
-      "gpr_test_util", 
-      "grpc", 
-      "grpc_test_util"
-    ], 
-    "headers": [], 
-    "is_filegroup": false, 
-    "language": "c", 
-    "name": "internal_api_canary_transport_test", 
-    "src": [
-      "test/core/internal_api_canaries/iomgr.c"
-    ], 
-    "third_party": false, 
-    "type": "target"
-  }, 
-  {
-    "deps": [
-      "gpr", 
-      "gpr_test_util", 
-      "grpc", 
-      "grpc_test_util"
-    ], 
-    "headers": [], 
-    "is_filegroup": false, 
-    "language": "c", 
     "name": "invalid_call_argument_test", 
     "src": [
       "test/core/end2end/invalid_call_argument_test.c"
diff --git a/vsprojects/buildtests_c.sln b/vsprojects/buildtests_c.sln
index ca7f969..12a45ee 100644
--- a/vsprojects/buildtests_c.sln
+++ b/vsprojects/buildtests_c.sln
@@ -1071,39 +1071,6 @@
 		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
 	EndProjectSection
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "internal_api_canary_iomgr_test", "vcxproj\test\internal_api_canary_iomgr_test\internal_api_canary_iomgr_test.vcxproj", "{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}"
-	ProjectSection(myProperties) = preProject
-        	lib = "False"
-	EndProjectSection
-	ProjectSection(ProjectDependencies) = postProject
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
-	EndProjectSection
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "internal_api_canary_support_test", "vcxproj\test\internal_api_canary_support_test\internal_api_canary_support_test.vcxproj", "{D53575C6-713C-E6E3-FD74-E65F20916498}"
-	ProjectSection(myProperties) = preProject
-        	lib = "False"
-	EndProjectSection
-	ProjectSection(ProjectDependencies) = postProject
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
-	EndProjectSection
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "internal_api_canary_transport_test", "vcxproj\test\internal_api_canary_transport_test\internal_api_canary_transport_test.vcxproj", "{ED24E700-964E-B426-6A6A-1944E2EF7BCB}"
-	ProjectSection(myProperties) = preProject
-        	lib = "False"
-	EndProjectSection
-	ProjectSection(ProjectDependencies) = postProject
-		{17BCAFC0-5FDC-4C94-AEB9-95F3E220614B} = {17BCAFC0-5FDC-4C94-AEB9-95F3E220614B}
-		{29D16885-7228-4C31-81ED-5F9187C7F2A9} = {29D16885-7228-4C31-81ED-5F9187C7F2A9}
-		{EAB0A629-17A9-44DB-B5FF-E91A721FE037} = {EAB0A629-17A9-44DB-B5FF-E91A721FE037}
-		{B23D3D1A-9438-4EDA-BEB6-9A0A03D17792} = {B23D3D1A-9438-4EDA-BEB6-9A0A03D17792}
-	EndProjectSection
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "invalid_call_argument_test", "vcxproj\test\invalid_call_argument_test\invalid_call_argument_test.vcxproj", "{C32CA8A3-58E6-8EB9-B72F-C295547D36A6}"
 	ProjectSection(myProperties) = preProject
         	lib = "False"
@@ -3218,54 +3185,6 @@
 		{6756895E-05BF-8CC7-58F2-868DF0C0300C}.Release-DLL|Win32.Build.0 = Release|Win32
 		{6756895E-05BF-8CC7-58F2-868DF0C0300C}.Release-DLL|x64.ActiveCfg = Release|x64
 		{6756895E-05BF-8CC7-58F2-868DF0C0300C}.Release-DLL|x64.Build.0 = Release|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug|Win32.ActiveCfg = Debug|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug|x64.ActiveCfg = Debug|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release|Win32.ActiveCfg = Release|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release|x64.ActiveCfg = Release|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug|Win32.Build.0 = Debug|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug|x64.Build.0 = Debug|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release|Win32.Build.0 = Release|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release|x64.Build.0 = Release|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Debug-DLL|x64.Build.0 = Debug|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release-DLL|Win32.Build.0 = Release|Win32
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release-DLL|x64.ActiveCfg = Release|x64
-		{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}.Release-DLL|x64.Build.0 = Release|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug|Win32.ActiveCfg = Debug|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug|x64.ActiveCfg = Debug|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release|Win32.ActiveCfg = Release|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release|x64.ActiveCfg = Release|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug|Win32.Build.0 = Debug|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug|x64.Build.0 = Debug|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release|Win32.Build.0 = Release|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release|x64.Build.0 = Release|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Debug-DLL|x64.Build.0 = Debug|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release-DLL|Win32.Build.0 = Release|Win32
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release-DLL|x64.ActiveCfg = Release|x64
-		{D53575C6-713C-E6E3-FD74-E65F20916498}.Release-DLL|x64.Build.0 = Release|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug|Win32.ActiveCfg = Debug|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug|x64.ActiveCfg = Debug|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release|Win32.ActiveCfg = Release|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release|x64.ActiveCfg = Release|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug|Win32.Build.0 = Debug|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug|x64.Build.0 = Debug|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release|Win32.Build.0 = Release|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release|x64.Build.0 = Release|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug-DLL|Win32.ActiveCfg = Debug|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug-DLL|Win32.Build.0 = Debug|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug-DLL|x64.ActiveCfg = Debug|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Debug-DLL|x64.Build.0 = Debug|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release-DLL|Win32.ActiveCfg = Release|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release-DLL|Win32.Build.0 = Release|Win32
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release-DLL|x64.ActiveCfg = Release|x64
-		{ED24E700-964E-B426-6A6A-1944E2EF7BCB}.Release-DLL|x64.Build.0 = Release|x64
 		{C32CA8A3-58E6-8EB9-B72F-C295547D36A6}.Debug|Win32.ActiveCfg = Debug|Win32
 		{C32CA8A3-58E6-8EB9-B72F-C295547D36A6}.Debug|x64.ActiveCfg = Debug|x64
 		{C32CA8A3-58E6-8EB9-B72F-C295547D36A6}.Release|Win32.ActiveCfg = Release|Win32
diff --git a/vsprojects/vcxproj/test/internal_api_canary_iomgr_test/internal_api_canary_iomgr_test.vcxproj b/vsprojects/vcxproj/test/internal_api_canary_iomgr_test/internal_api_canary_iomgr_test.vcxproj
deleted file mode 100644
index 11d89a0..0000000
--- a/vsprojects/vcxproj/test/internal_api_canary_iomgr_test/internal_api_canary_iomgr_test.vcxproj
+++ /dev/null
@@ -1,199 +0,0 @@
-<?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>{28AE726B-1BFB-202B-48D2-41AF9D09B9EA}</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\global.props" />
-    <Import Project="$(SolutionDir)\..\vsprojects\openssl.props" />
-    <Import Project="$(SolutionDir)\..\vsprojects\winsock.props" />
-    <Import Project="$(SolutionDir)\..\vsprojects\zlib.props" />
-  </ImportGroup>
-  <PropertyGroup Label="UserMacros" />
-  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
-    <TargetName>internal_api_canary_iomgr_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>
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-  <PropertyGroup Condition="'$(Configuration)'=='Release'">
-    <TargetName>internal_api_canary_iomgr_test</TargetName>
-    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
-    <Configuration-grpc_dependencies_zlib>Release</Configuration-grpc_dependencies_zlib>
-    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
-    <Configuration-grpc_dependencies_openssl>Release</Configuration-grpc_dependencies_openssl>
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-    <ItemDefinitionGroup Condition="'$(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>
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-    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
-    <ClCompile>
-      <PrecompiledHeader>NotUsing</PrecompiledHeader>
-      <WarningLevel>Level3</WarningLevel>
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-      <FunctionLevelLinking>true</FunctionLevelLinking>
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-      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
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