core/platform: Include wtf files using "wtf/foo.h" form.

Source/core/platform/graphics/chromium/LazyDecodingPixelRef.h

 /*
  * Copyright (C) 2012 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 14 matching lines @@
 
 #ifndef LazyDecodingPixelRef_h
 #define LazyDecodingPixelRef_h
 
 #include "SkFlattenableBuffers.h"
 #include "SkPixelRef.h"
 #include "SkRect.h"
 #include "SkSize.h"
 #include "SkTypes.h"
 #include "skia/ext/lazy_pixel_ref.h"
-
-#include <wtf/RefPtr.h>
-#include <wtf/ThreadingPrimitives.h>
+#include "wtf/RefPtr.h"
+#include "wtf/ThreadingPrimitives.h"
 
 using skia::LazyPixelRef;
 
 class SkData;
 
 namespace WebCore {
 
 class ImageFrameGenerator;
 class ScaledImageFragment;
 
@@ skipping 27 matching lines @@
     SkISize m_scaledSize;
     SkIRect m_scaledSubset;
 
     const ScaledImageFragment* m_lockedCachedImage;
     Mutex m_mutex;
 };
 
 } // namespace WebCore
 
 #endif // LazyDecodingPixelRef_h_