Rename WebCore namespace to blink in Platform

Source/platform/fonts/mac/MemoryActivatedFont.h

 /*
  * Copyright (c) 2010 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 19 matching lines @@
 
 #ifndef MemoryActivatedFont_h
 #define MemoryActivatedFont_h
 
 #import <wtf/RefCounted.h>
 #import <wtf/RetainPtr.h>
 #import <wtf/text/WTFString.h>
 
 typedef struct CGFont* CGFontRef;
 
-namespace WebCore {
+namespace blink {
 
 // MemoryActivatedFont encapsulates a font loaded from another process and
 // activated from memory.
 //
 // Responsibilities:
 // * Holder for the CGFontRef & ATSFontRef belonging to the activated font.
 // * Responsible for unloading the font container when done.
 //
 // Memory Management:
 // The class is reference counted, with each instance of FontPlatformData that
@@ skipping 32 matching lines @@
     // load in-process.
     // container - a font container corresponding to an identical font that
     // we loaded cross-process.
     MemoryActivatedFont(uint32_t fontID, NSFont*, CGFontRef);
 
     WTF::RetainPtr<CGFontRef> m_cgFont;
     uint32_t m_fontID;
     WTF::String m_inSandboxHashKey;
 };
 
-} // namespace WebCore
+} // namespace blink
 
 #endif // MemoryActivatedFont_h