Moving GraphicsContext and dependencies from core to platform.

Source/core/rendering/RenderImageResource.h

 /*
  * Copyright (C) 1999 Lars Knoll <knoll@kde.org>
  * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
  * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 10 matching lines @@
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef RenderImageResource_h
 #define RenderImageResource_h
 
 #include "core/fetch/ImageResource.h"
 #include "core/fetch/ResourcePtr.h"
-#include "core/platform/graphics/Image.h"
 #include "core/rendering/style/StyleImage.h"
 #include "platform/geometry/LayoutSize.h"
+#include "platform/graphics/Image.h"
 
 namespace WebCore {
 
 class RenderObject;
 
 class RenderImageResource {
     WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED;
 public:
     virtual ~RenderImageResource();
 
@@ skipping 30 matching lines @@
     ResourcePtr<ImageResource> m_cachedImage;
 
 private:
     static Image* nullImage();
     LayoutSize getImageSize(float multiplier, ImageResource::SizeType) const;
 };
 
 } // namespace WebCore
 
 #endif // RenderImage_h