[ImageResource 4] Split ImageResource into Resource and Image parts

third_party/WebKit/Source/core/layout/LayoutImageResource.cpp

 /*
  * Copyright (C) 1999 Lars Knoll <knoll@kde.org>
  * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
  * Copyright (C) 2000 Dirk Mueller <mueller@kde.org>
  * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc.
  *               All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
@@ skipping 35 matching lines @@
 }
 
 void LayoutImageResource::shutdown() {
   ASSERT(m_layoutObject);
 
   if (!m_cachedImage)
     return;
   m_cachedImage->removeObserver(m_layoutObject);
 }
 
-void LayoutImageResource::setImageResource(ImageResource* newImage) {
+void LayoutImageResource::setImageResource(ImageResourceContent* newImage) {
   ASSERT(m_layoutObject);
 
   if (m_cachedImage == newImage)
     return;
 
   if (m_cachedImage) {
     m_cachedImage->removeObserver(m_layoutObject);
   }
   m_cachedImage = newImage;
   if (m_cachedImage) {
@@ skipping 44 matching lines @@
   }
   return SVGImageForContainer::create(svgImage, containerSize, zoom, url);
 }
 
 bool LayoutImageResource::maybeAnimated() const {
   Image* image = m_cachedImage ? m_cachedImage->getImage() : Image::nullImage();
   return image->maybeAnimated();
 }
 
 }  // namespace blink