Change cc files from namespace WebCore to cc

cc/CCLayerTreeHostImpl.h

 // 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.
 
 #ifndef CCLayerTreeHostImpl_h
 #define CCLayerTreeHostImpl_h
 
 #include "CCAnimationEvents.h"
 #include "CCInputHandler.h"
 #include "CCLayerSorter.h"
 #include "CCRenderPass.h"
 #include "CCRenderPassSink.h"
 #include "CCRenderer.h"
 #include "SkColor.h"
 #include <public/WebCompositorOutputSurfaceClient.h>
 #include <wtf/PassOwnPtr.h>
 #include <wtf/RefPtr.h>
 
-namespace WebCore {
+namespace cc {
 
 class CCCompletionEvent;
 class CCDebugRectHistory;
 class CCFrameRateCounter;
 class CCHeadsUpDisplayLayerImpl;
 class CCLayerImpl;
 class CCLayerTreeHostImplTimeSourceAdapter;
 class CCPageScaleAnimation;
 class CCRenderPassDrawQuad;
 class CCResourceProvider;
@@ skipping 255 matching lines @@
     // rendering and input event hit testing.
     CCLayerList m_renderSurfaceLayerList;
 
     OwnPtr<CCFrameRateCounter> m_fpsCounter;
     OwnPtr<CCDebugRectHistory> m_debugRectHistory;
 };
 
 };
 
 #endif