Rename WebCore namespace to blink in Platform

Source/platform/image-decoders/ImageFrame.h

 /*
  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 15 matching lines @@
 
 #ifndef ImageFrame_h
 #define ImageFrame_h
 
 #include "platform/PlatformExport.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/graphics/skia/NativeImageSkia.h"
 #include "wtf/Assertions.h"
 #include "wtf/PassRefPtr.h"
 
-namespace WebCore {
+namespace blink {
 
 // ImageFrame represents the decoded image data.  This buffer is what all
 // decoders write a single frame into.
 class PLATFORM_EXPORT ImageFrame {
 public:
     enum Status { FrameEmpty, FramePartial, FrameComplete };
     enum DisposalMethod {
         // If you change the numeric values of these, make sure you audit
         // all users, as some users may cast raw values to/from these
         // constants.
@@ skipping 185 matching lines @@
     // The frame that must be decoded before this frame can be decoded.
     // WTF::kNotFound if this frame doesn't require any previous frame.
     // This is used by ImageDecoder::clearCacheExceptFrame(), and will never
     // be read for image formats that do not have multiple frames.
     size_t m_requiredPreviousFrameIndex;
 #if ENABLE(ASSERT)
     bool m_requiredPreviousFrameIndexValid;
 #endif
 };
 
-} // namespace WebCore
+} // namespace blink
 
 #endif