Change cc files from namespace WebCore to cc

cc/LayerPainterChromium.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 LayerPainterChromium_h
 #define LayerPainterChromium_h
 
 #if USE(ACCELERATED_COMPOSITING)
 
 class SkCanvas;
 
-namespace WebCore {
+namespace cc {
 
 class FloatRect;
 class IntRect;
 
 class LayerPainterChromium {
 public:
     virtual ~LayerPainterChromium() { }
     virtual void paint(SkCanvas*, const IntRect& contentRect, FloatRect& opaque) = 0;
 };
 
-} // namespace WebCore
+} // namespace cc
 #endif // USE(ACCELERATED_COMPOSITING)
 #endif // LayerPainterChromium_h
-