cc: Change gtest includes to the style used in chromium.

cc/TreeSynchronizerTest.cpp

 // Copyright 2011 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 "config.h"
 
 #include "TreeSynchronizer.h"
 
 #include "CCAnimationTestCommon.h"
 #include "CCLayerAnimationController.h"
 #include "CCLayerImpl.h"
 #include "CCProxy.h"
 #include "CCSingleThreadProxy.h"
 #include "LayerChromium.h"
 #include "Region.h"
-#include <gtest/gtest.h>
+#include "testing/gtest/include/gtest/gtest.h"
 
 using namespace cc;
 using namespace WebKitTests;
 
 namespace {
 
 class MockCCLayerImpl : public CCLayerImpl {
 public:
     static PassOwnPtr<MockCCLayerImpl> create(int layerId)
     {
@@ skipping 369 matching lines @@
 
     EXPECT_FALSE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layerAnimationController())->synchronizedAnimations());
 
     OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
     ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
 
     EXPECT_TRUE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layerAnimationController())->synchronizedAnimations());
 }
 
 } // namespace