blink: Cleanup class/struct forward declarations

third_party/WebKit/Source/platform/graphics/GraphicsContext.h

 /*
  * Copyright (C) 2003, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008-2009 Torch Mobile, Inc.
  * 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 27 matching lines @@
 #include "third_party/skia/include/core/SkMetaData.h"
 #include "third_party/skia/include/core/SkPictureRecorder.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "wtf/Allocator.h"
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
 #include <memory>
 
 class SkBitmap;
-class SkImage;
 class SkPaint;
 class SkPath;
 class SkPicture;
 class SkRRect;
-struct SkImageInfo;
 struct SkRect;
 
 namespace blink {
 
 class FloatRect;
 class FloatRoundedRect;
 class KURL;
 class PaintController;
 class Path;
 
@@ skipping 394 matching lines @@
 
   float m_deviceScaleFactor;
 
   unsigned m_printing : 1;
   unsigned m_hasMetaData : 1;
 };
 
 }  // namespace blink
 
 #endif  // GraphicsContext_h