Cleanup namespace usage in platform/graphics/[G-S]*

Source/platform/graphics/Pattern.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 15 matching lines @@
  */
 
 #include "config.h"
 #include "platform/graphics/Pattern.h"
 
 #include <v8.h>
 #include "SkCanvas.h"
 #include "SkColorShader.h"
 #include "platform/graphics/skia/SkiaUtils.h"
 
-
 namespace blink {
 
 PassRefPtr<Pattern> Pattern::createBitmapPattern(PassRefPtr<Image> tileImage, RepeatMode repeatMode)
 {
     return adoptRef(new Pattern(tileImage, repeatMode));
 }
 
 Pattern::Pattern(PassRefPtr<Image> image, RepeatMode repeatMode)
     : m_repeatMode(repeatMode)
     , m_externalMemoryAllocated(0)
@@ skipping 63 matching lines @@
 
 void Pattern::setPatternSpaceTransform(const AffineTransform& patternSpaceTransformation)
 {
     if (patternSpaceTransformation == m_patternSpaceTransformation)
         return;
 
     m_patternSpaceTransformation = patternSpaceTransformation;
     m_pattern.clear();
 }
 
-}
+} // namespace blink