Mojo: Move public/tests/test_{support,utils}.* to public/{c,cpp}/test_support.

mojo/public/bindings/tests/request_response_unittest.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 "mojo/public/bindings/allocation_scope.h"
 #include "mojo/public/bindings/remote_ptr.h"
 #include "mojo/public/bindings/tests/sample_import.mojom.h"
 #include "mojo/public/bindings/tests/sample_interfaces.mojom.h"
 #include "mojo/public/cpp/environment/environment.h"
+#include "mojo/public/cpp/test_support/test_utils.h"
 #include "mojo/public/cpp/utility/run_loop.h"
-#include "mojo/public/tests/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace test {
 namespace {
 
 class ProviderImpl : public sample::Provider {
  public:
   explicit ProviderImpl(sample::ScopedProviderClientHandle handle)
       : client_(handle.Pass(), this) {
@@ skipping 109 matching lines @@
 
   std::string value;
   ReadTextMessage(pipe2.handle0.get(), &value);
 
   EXPECT_EQ(std::string("hello"), value);
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo