Added way to remove filters from channel stack builder
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01fe022..388a169 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -456,6 +456,7 @@
 add_dependencies(buildtests_c grpc_b64_test)
 add_dependencies(buildtests_c grpc_byte_buffer_reader_test)
 add_dependencies(buildtests_c grpc_channel_args_test)
+add_dependencies(buildtests_c grpc_channel_stack_builder_test)
 add_dependencies(buildtests_c grpc_channel_stack_test)
 add_dependencies(buildtests_c grpc_completion_queue_test)
 add_dependencies(buildtests_c grpc_completion_queue_threading_test)
@@ -6884,6 +6885,37 @@
 endif (gRPC_BUILD_TESTS)
 if (gRPC_BUILD_TESTS)
 
+add_executable(grpc_channel_stack_builder_test
+  test/core/channel/channel_stack_builder_test.c
+)
+
+
+target_include_directories(grpc_channel_stack_builder_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_BUILD_INCLUDE_DIR}
+  PRIVATE ${CARES_INCLUDE_DIR}
+  PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
+  PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
+)
+
+target_link_libraries(grpc_channel_stack_builder_test
+  ${_gRPC_ALLTARGETS_LIBRARIES}
+  grpc_test_util
+  grpc
+  gpr_test_util
+  gpr
+)
+
+endif (gRPC_BUILD_TESTS)
+if (gRPC_BUILD_TESTS)
+
 add_executable(grpc_channel_stack_test
   test/core/channel/channel_stack_test.c
 )
diff --git a/Makefile b/Makefile
index d3a7558..e65ea4b 100644
--- a/Makefile
+++ b/Makefile
@@ -1007,6 +1007,7 @@
 grpc_b64_test: $(BINDIR)/$(CONFIG)/grpc_b64_test
 grpc_byte_buffer_reader_test: $(BINDIR)/$(CONFIG)/grpc_byte_buffer_reader_test
 grpc_channel_args_test: $(BINDIR)/$(CONFIG)/grpc_channel_args_test
+grpc_channel_stack_builder_test: $(BINDIR)/$(CONFIG)/grpc_channel_stack_builder_test
 grpc_channel_stack_test: $(BINDIR)/$(CONFIG)/grpc_channel_stack_test
 grpc_completion_queue_test: $(BINDIR)/$(CONFIG)/grpc_completion_queue_test
 grpc_completion_queue_threading_test: $(BINDIR)/$(CONFIG)/grpc_completion_queue_threading_test
@@ -1394,6 +1395,7 @@
   $(BINDIR)/$(CONFIG)/grpc_b64_test \
   $(BINDIR)/$(CONFIG)/grpc_byte_buffer_reader_test \
   $(BINDIR)/$(CONFIG)/grpc_channel_args_test \
+  $(BINDIR)/$(CONFIG)/grpc_channel_stack_builder_test \
   $(BINDIR)/$(CONFIG)/grpc_channel_stack_test \
   $(BINDIR)/$(CONFIG)/grpc_completion_queue_test \
   $(BINDIR)/$(CONFIG)/grpc_completion_queue_threading_test \
@@ -1840,6 +1842,8 @@
 	$(Q) $(BINDIR)/$(CONFIG)/grpc_byte_buffer_reader_test || ( echo test grpc_byte_buffer_reader_test failed ; exit 1 )
 	$(E) "[RUN]     Testing grpc_channel_args_test"
 	$(Q) $(BINDIR)/$(CONFIG)/grpc_channel_args_test || ( echo test grpc_channel_args_test failed ; exit 1 )
+	$(E) "[RUN]     Testing grpc_channel_stack_builder_test"
+	$(Q) $(BINDIR)/$(CONFIG)/grpc_channel_stack_builder_test || ( echo test grpc_channel_stack_builder_test failed ; exit 1 )
 	$(E) "[RUN]     Testing grpc_channel_stack_test"
 	$(Q) $(BINDIR)/$(CONFIG)/grpc_channel_stack_test || ( echo test grpc_channel_stack_test failed ; exit 1 )
 	$(E) "[RUN]     Testing grpc_completion_queue_test"
@@ -10567,6 +10571,38 @@
 endif
 
 
+GRPC_CHANNEL_STACK_BUILDER_TEST_SRC = \
+    test/core/channel/channel_stack_builder_test.c \
+
+GRPC_CHANNEL_STACK_BUILDER_TEST_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(GRPC_CHANNEL_STACK_BUILDER_TEST_SRC))))
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL.
+
+$(BINDIR)/$(CONFIG)/grpc_channel_stack_builder_test: openssl_dep_error
+
+else
+
+
+
+$(BINDIR)/$(CONFIG)/grpc_channel_stack_builder_test: $(GRPC_CHANNEL_STACK_BUILDER_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) $(GRPC_CHANNEL_STACK_BUILDER_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)/grpc_channel_stack_builder_test
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/core/channel/channel_stack_builder_test.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_grpc_channel_stack_builder_test: $(GRPC_CHANNEL_STACK_BUILDER_TEST_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(GRPC_CHANNEL_STACK_BUILDER_TEST_OBJS:.o=.dep)
+endif
+endif
+
+
 GRPC_CHANNEL_STACK_TEST_SRC = \
     test/core/channel/channel_stack_test.c \
 
diff --git a/build.yaml b/build.yaml
index 079a2ce..ba89b8e 100644
--- a/build.yaml
+++ b/build.yaml
@@ -2332,6 +2332,16 @@
   - grpc
   - gpr_test_util
   - gpr
+- name: grpc_channel_stack_builder_test
+  build: test
+  language: c
+  src:
+  - test/core/channel/channel_stack_builder_test.c
+  deps:
+  - grpc_test_util
+  - grpc
+  - gpr_test_util
+  - gpr
 - name: grpc_channel_stack_test
   build: test
   language: c
diff --git a/src/core/ext/filters/load_reporting/load_reporting.c b/src/core/ext/filters/load_reporting/load_reporting.c
index 9745763..b42aa99 100644
--- a/src/core/ext/filters/load_reporting/load_reporting.c
+++ b/src/core/ext/filters/load_reporting/load_reporting.c
@@ -42,9 +42,15 @@
                                             void *arg) {
   const grpc_channel_args *args =
       grpc_channel_stack_builder_get_channel_arguments(builder);
-  if (is_load_reporting_enabled(args)) {
-    return grpc_channel_stack_builder_prepend_filter(
-        builder, (const grpc_channel_filter *)arg, NULL, NULL);
+  const grpc_channel_filter *filter = arg;
+  grpc_channel_stack_builder_iterator *it =
+      grpc_channel_stack_builder_iterator_find(builder, filter->name);
+  const bool already_has_load_reporting_filter =
+      !grpc_channel_stack_builder_iterator_is_end(it);
+  grpc_channel_stack_builder_iterator_destroy(it);
+  if (is_load_reporting_enabled(args) && !already_has_load_reporting_filter) {
+    return grpc_channel_stack_builder_prepend_filter(builder, filter, NULL,
+                                                     NULL);
   }
   return true;
 }
diff --git a/src/core/lib/channel/channel_stack_builder.c b/src/core/lib/channel/channel_stack_builder.c
index c369e33..7f2b8e0 100644
--- a/src/core/lib/channel/channel_stack_builder.c
+++ b/src/core/lib/channel/channel_stack_builder.c
@@ -124,6 +124,20 @@
   return true;
 }
 
+grpc_channel_stack_builder_iterator *grpc_channel_stack_builder_iterator_find(
+    grpc_channel_stack_builder *builder, const char *filter_name) {
+  GPR_ASSERT(filter_name != NULL);
+  grpc_channel_stack_builder_iterator *it =
+      grpc_channel_stack_builder_create_iterator_at_first(builder);
+  while (grpc_channel_stack_builder_move_next(it)) {
+    if (grpc_channel_stack_builder_iterator_is_end(it)) break;
+    const char *filter_name_at_it =
+        grpc_channel_stack_builder_iterator_filter_name(it);
+    if (strcmp(filter_name, filter_name_at_it) == 0) break;
+  }
+  return it;
+}
+
 bool grpc_channel_stack_builder_move_prev(
     grpc_channel_stack_builder_iterator *iterator);
 
@@ -169,6 +183,21 @@
   return ok;
 }
 
+bool grpc_channel_stack_builder_remove_filter(
+    grpc_channel_stack_builder *builder, const char *filter_name) {
+  grpc_channel_stack_builder_iterator *it =
+      grpc_channel_stack_builder_iterator_find(builder, filter_name);
+  if (grpc_channel_stack_builder_iterator_is_end(it)) {
+    grpc_channel_stack_builder_iterator_destroy(it);
+    return false;
+  }
+  it->node->prev->next = it->node->next;
+  it->node->next->prev = it->node->prev;
+  gpr_free(it->node);
+  grpc_channel_stack_builder_iterator_destroy(it);
+  return true;
+}
+
 bool grpc_channel_stack_builder_prepend_filter(
     grpc_channel_stack_builder *builder, const grpc_channel_filter *filter,
     grpc_post_filter_create_init_func post_init_func, void *user_data) {
diff --git a/src/core/lib/channel/channel_stack_builder.h b/src/core/lib/channel/channel_stack_builder.h
index d43e427..fdff2a2 100644
--- a/src/core/lib/channel/channel_stack_builder.h
+++ b/src/core/lib/channel/channel_stack_builder.h
@@ -95,6 +95,11 @@
 bool grpc_channel_stack_builder_move_prev(
     grpc_channel_stack_builder_iterator *iterator);
 
+/// Return an iterator at \a filter_name, or at the end of the list if not
+/// found.
+grpc_channel_stack_builder_iterator *grpc_channel_stack_builder_iterator_find(
+    grpc_channel_stack_builder *builder, const char *filter_name);
+
 typedef void (*grpc_post_filter_create_init_func)(
     grpc_channel_stack *channel_stack, grpc_channel_element *elem, void *arg);
 
@@ -132,6 +137,11 @@
     grpc_post_filter_create_init_func post_init_func,
     void *user_data) GRPC_MUST_USE_RESULT;
 
+/// Remove any filter whose name is \a filter_name from \a builder. Returns true
+/// if \a filter_name was not found.
+bool grpc_channel_stack_builder_remove_filter(
+    grpc_channel_stack_builder *builder, const char *filter_name);
+
 /// Terminate iteration and destroy \a iterator
 void grpc_channel_stack_builder_iterator_destroy(
     grpc_channel_stack_builder_iterator *iterator);
diff --git a/test/core/channel/BUILD b/test/core/channel/BUILD
index 18dd112..a02618d 100644
--- a/test/core/channel/BUILD
+++ b/test/core/channel/BUILD
@@ -46,3 +46,15 @@
         "//test/core/util:grpc_test_util",
     ],
 )
+
+grpc_cc_test(
+    name = "channel_stack_builder_test",
+    srcs = ["channel_stack_builder_test.c"],
+    language = "C",
+    deps = [
+        "//:gpr",
+        "//:grpc",
+        "//test/core/util:gpr_test_util",
+        "//test/core/util:grpc_test_util",
+    ],
+)
diff --git a/test/core/channel/channel_stack_builder_test.c b/test/core/channel/channel_stack_builder_test.c
new file mode 100644
index 0000000..be6afb7
--- /dev/null
+++ b/test/core/channel/channel_stack_builder_test.c
@@ -0,0 +1,152 @@
+/*
+ *
+ * Copyright 2017 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include "src/core/lib/channel/channel_stack_builder.h"
+
+#include <limits.h>
+#include <string.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+
+#include "src/core/lib/slice/slice_internal.h"
+#include "src/core/lib/surface/channel_init.h"
+#include "test/core/util/test_config.h"
+
+static grpc_error *channel_init_func(grpc_exec_ctx *exec_ctx,
+                                     grpc_channel_element *elem,
+                                     grpc_channel_element_args *args) {
+  return GRPC_ERROR_NONE;
+}
+
+static grpc_error *call_init_func(grpc_exec_ctx *exec_ctx,
+                                  grpc_call_element *elem,
+                                  const grpc_call_element_args *args) {
+  return GRPC_ERROR_NONE;
+}
+
+static void channel_destroy_func(grpc_exec_ctx *exec_ctx,
+                                 grpc_channel_element *elem) {}
+
+static void call_destroy_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
+                              const grpc_call_final_info *final_info,
+                              grpc_closure *ignored) {}
+
+static void call_func(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
+                      grpc_transport_stream_op_batch *op) {}
+
+static void channel_func(grpc_exec_ctx *exec_ctx, grpc_channel_element *elem,
+                         grpc_transport_op *op) {
+  if (op->disconnect_with_error != GRPC_ERROR_NONE) {
+    GRPC_ERROR_UNREF(op->disconnect_with_error);
+  }
+  GRPC_CLOSURE_SCHED(exec_ctx, op->on_consumed, GRPC_ERROR_NONE);
+}
+
+static char *get_peer(grpc_exec_ctx *exec_ctx, grpc_call_element *elem) {
+  return gpr_strdup("peer");
+}
+
+bool g_replacement_fn_called = false;
+bool g_original_fn_called = false;
+void set_arg_once_fn(grpc_channel_stack *channel_stack,
+                     grpc_channel_element *elem, void *arg) {
+  bool *called = arg;
+  // Make sure this function is only called once per arg.
+  GPR_ASSERT(*called == false);
+  *called = true;
+}
+
+static void test_channel_stack_builder_filter_replace(void) {
+  grpc_channel *channel =
+      grpc_insecure_channel_create("target name isn't used", NULL, NULL);
+  GPR_ASSERT(channel != NULL);
+  // Make sure the high priority filter has been created.
+  GPR_ASSERT(g_replacement_fn_called);
+  // ... and that the low priority one hasn't.
+  GPR_ASSERT(!g_original_fn_called);
+  grpc_channel_destroy(channel);
+}
+
+const grpc_channel_filter replacement_filter = {
+    call_func,
+    channel_func,
+    0,
+    call_init_func,
+    grpc_call_stack_ignore_set_pollset_or_pollset_set,
+    call_destroy_func,
+    0,
+    channel_init_func,
+    channel_destroy_func,
+    get_peer,
+    grpc_channel_next_get_info,
+    "filter_name"};
+
+const grpc_channel_filter original_filter = {
+    call_func,
+    channel_func,
+    0,
+    call_init_func,
+    grpc_call_stack_ignore_set_pollset_or_pollset_set,
+    call_destroy_func,
+    0,
+    channel_init_func,
+    channel_destroy_func,
+    get_peer,
+    grpc_channel_next_get_info,
+    "filter_name"};
+
+static bool add_replacement_filter(grpc_exec_ctx *exec_ctx,
+                                   grpc_channel_stack_builder *builder,
+                                   void *arg) {
+  const grpc_channel_filter *filter = arg;
+  // Get rid of any other version of the filter, as determined by having the
+  // same name.
+  GPR_ASSERT(grpc_channel_stack_builder_remove_filter(builder, filter->name));
+  return grpc_channel_stack_builder_prepend_filter(
+      builder, filter, set_arg_once_fn, &g_replacement_fn_called);
+}
+
+static bool add_original_filter(grpc_exec_ctx *exec_ctx,
+                                grpc_channel_stack_builder *builder,
+                                void *arg) {
+  return grpc_channel_stack_builder_prepend_filter(
+      builder, (const grpc_channel_filter *)arg, set_arg_once_fn,
+      &g_original_fn_called);
+}
+
+static void init_plugin(void) {
+  grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX,
+                                   add_original_filter,
+                                   (void *)&original_filter);
+  grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX,
+                                   add_replacement_filter,
+                                   (void *)&replacement_filter);
+}
+
+static void destroy_plugin(void) {}
+
+int main(int argc, char **argv) {
+  grpc_test_init(argc, argv);
+  grpc_register_plugin(init_plugin, destroy_plugin);
+  grpc_init();
+  test_channel_stack_builder_filter_replace();
+  grpc_shutdown();
+  return 0;
+}
diff --git a/tools/run_tests/generated/sources_and_headers.json b/tools/run_tests/generated/sources_and_headers.json
index 630abda..e204263 100644
--- a/tools/run_tests/generated/sources_and_headers.json
+++ b/tools/run_tests/generated/sources_and_headers.json
@@ -1027,6 +1027,23 @@
     "headers": [], 
     "is_filegroup": false, 
     "language": "c", 
+    "name": "grpc_channel_stack_builder_test", 
+    "src": [
+      "test/core/channel/channel_stack_builder_test.c"
+    ], 
+    "third_party": false, 
+    "type": "target"
+  }, 
+  {
+    "deps": [
+      "gpr", 
+      "gpr_test_util", 
+      "grpc", 
+      "grpc_test_util"
+    ], 
+    "headers": [], 
+    "is_filegroup": false, 
+    "language": "c", 
     "name": "grpc_channel_stack_test", 
     "src": [
       "test/core/channel/channel_stack_test.c"
diff --git a/tools/run_tests/generated/tests.json b/tools/run_tests/generated/tests.json
index 118e5c6..73d4414 100644
--- a/tools/run_tests/generated/tests.json
+++ b/tools/run_tests/generated/tests.json
@@ -1225,6 +1225,28 @@
     "flaky": false, 
     "gtest": false, 
     "language": "c", 
+    "name": "grpc_channel_stack_builder_test", 
+    "platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ]
+  }, 
+  {
+    "args": [], 
+    "ci_platforms": [
+      "linux", 
+      "mac", 
+      "posix", 
+      "windows"
+    ], 
+    "cpu_cost": 1.0, 
+    "exclude_configs": [], 
+    "exclude_iomgrs": [], 
+    "flaky": false, 
+    "gtest": false, 
+    "language": "c", 
     "name": "grpc_channel_stack_test", 
     "platforms": [
       "linux", 
diff --git a/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj b/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj
new file mode 100644
index 0000000..23bd953
--- /dev/null
+++ b/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj
@@ -0,0 +1,199 @@
+<?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>{6B598028-E3EC-17BB-84C0-3DA645FE5379}</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>grpc_channel_stack_builder_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Debug</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Debug</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
+    <TargetName>grpc_channel_stack_builder_test</TargetName>
+    <Linkage-grpc_dependencies_zlib>static</Linkage-grpc_dependencies_zlib>
+    <Configuration-grpc_dependencies_zlib>Release</Configuration-grpc_dependencies_zlib>
+    <Linkage-grpc_dependencies_openssl>static</Linkage-grpc_dependencies_openssl>
+    <Configuration-grpc_dependencies_openssl>Release</Configuration-grpc_dependencies_openssl>
+  </PropertyGroup>
+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
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diff --git a/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj.filters b/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj.filters
new file mode 100644
index 0000000..8cc2bc8
--- /dev/null
+++ b/vsprojects/vcxproj/test/grpc_channel_stack_builder_test/grpc_channel_stack_builder_test.vcxproj.filters
@@ -0,0 +1,21 @@
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