Rename WebCore namespace to blink in Platform

Source/platform/graphics/ReplayingCanvas.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef ReplayingCanvas_h
 #define ReplayingCanvas_h
 
 #include "platform/graphics/InterceptingCanvas.h"
 #include "third_party/skia/include/core/SkPictureRecorder.h"
 
-namespace WebCore {
+namespace blink {
 
 class ReplayingCanvas : public InterceptingCanvas, public SkDrawPictureCallback {
 public:
     ReplayingCanvas(SkBitmap, unsigned fromStep, unsigned toStep);
     void resetStepCount();
 
     virtual bool abortDrawing() OVERRIDE;
 
     virtual void clear(SkColor) OVERRIDE;
     virtual void drawPaint(const SkPaint&) OVERRIDE;
@@ skipping 37 matching lines @@
     unsigned m_toStep;
     unsigned m_stepCount;
     bool m_abortDrawing;
     void updateInRange();
     friend class AutoReplayer;
 };
 
 }
 
 #endif // ReplayingCanvas_h