[ImageResource 4] Split ImageResource into Resource and Image parts

third_party/WebKit/Source/core/layout/LayoutImage.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2006 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2011 Apple Inc.
  *               All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 44 matching lines @@
   ~LayoutImage() override;
 
   static LayoutImage* createAnonymous(Document*);
 
   void setImageResource(LayoutImageResource*);
 
   LayoutImageResource* imageResource() { return m_imageResource.get(); }
   const LayoutImageResource* imageResource() const {
     return m_imageResource.get();
   }
-  ImageResource* cachedImage() const {
+  ImageResourceContent* cachedImage() const {
     return m_imageResource ? m_imageResource->cachedImage() : 0;
   }
 
   HTMLMapElement* imageMap() const;
   void areaElementFocusChanged(HTMLAreaElement*);
 
   void setIsGeneratedContent(bool generated = true) {
     m_isGeneratedContent = generated;
   }
 
@@ skipping 34 matching lines @@
   void paintReplaced(const PaintInfo&, const LayoutPoint&) const override;
 
   bool foregroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect,
                                          unsigned maxDepthToTest) const final;
   bool computeBackgroundIsKnownToBeObscured() const final;
 
   bool backgroundShouldAlwaysBeClipped() const override { return true; }
 
   LayoutUnit minimumReplacedHeight() const override;
 
-  void imageNotifyFinished(ImageResource*) final;
+  void imageNotifyFinished(ImageResourceContent*) final;
   bool nodeAtPoint(HitTestResult&,
                    const HitTestLocation& locationInContainer,
                    const LayoutPoint& accumulatedOffset,
                    HitTestAction) final;
 
   void invalidatePaintAndMarkForLayoutIfNeeded();
   void updateIntrinsicSizeIfNeeded(const LayoutSize&);
 
   // This member wraps the associated decoded image.
   //
@@ skipping 10 matching lines @@
   // This field stores whether this image is generated with 'content'.
   bool m_isGeneratedContent;
   float m_imageDevicePixelRatio;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutImage, isLayoutImage());
 
 }  // namespace blink
 
 #endif  // LayoutImage_h