Remove yet more unneeded //mojo/edk/test:test_support dependencies.

services/js/system/tests/js_to_cpp_tests.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include "base/at_exit.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "gin/array_buffer.h"
 #include "gin/public/isolate_holder.h"
-#include "mojo/edk/test/test_utils.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "mojo/public/cpp/system/core.h"
-#include "mojo/public/cpp/system/macros.h"
 #include "services/js/system/mojo_runner_delegate.h"
 #include "services/js/system/tests/js_to_cpp.mojom.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace js {
 
 // Global value updated by some checks to prevent compilers from optimizing
 // reads out of existence.
 uint32_t g_waste_accumulator = 0;
@@ skipping 390 matching lines @@
 }
 
 TEST_F(JsToCppTest, BackPointer) {
   BackPointerCppSideConnection cpp_side_connection;
   RunTest("services/js/system/tests/js_to_cpp_tests", &cpp_side_connection);
   EXPECT_TRUE(cpp_side_connection.DidSucceed());
 }
 
 }  // namespace js
 }  // namespace mojo