Rename WebCore namespace to blink in Platform

Source/platform/mac/ColorMac.mm

 /*
  * Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, 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:
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 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. 
  */
 
 #import "config.h"
 #import "platform/mac/ColorMac.h"
 
 #import <wtf/RetainPtr.h>
 #import <wtf/StdLibExtras.h>
 
-namespace WebCore {
+namespace blink {
 
 // NSColor calls don't throw, so no need to block Cocoa exceptions in this file
 
 NSColor *nsColor(const Color& color)
 {
     RGBA32 c = color.rgb();
     switch (c) {
         case 0: {
             // Need this to avoid returning nil because cachedRGBAValues will default to 0.
             DEFINE_STATIC_LOCAL(RetainPtr<NSColor>, clearColor, ([NSColor colorWithDeviceRed:0 green:0 blue:0 alpha:0]));
@@ skipping 26 matching lines @@
             cachedRGBAValues[cursor] = c;
             cachedColors[cursor] = result;
             if (++cursor == cacheSize)
                 cursor = 0;
             return result;
         }
     }
 }
 
 
-} // namespace WebCore
+} // namespace blink