[ImageResource 4] Split ImageResource into Resource and Image parts

third_party/WebKit/Source/core/html/HTMLImageLoader.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 19 matching lines @@
 
 class CORE_EXPORT HTMLImageLoader final : public ImageLoader {
  public:
   static HTMLImageLoader* create(Element* element) {
     return new HTMLImageLoader(element);
   }
   ~HTMLImageLoader() override;
 
   void dispatchLoadEvent() override;
 
-  void imageNotifyFinished(ImageResource*) override;
+  void imageNotifyFinished(ImageResourceContent*) override;
   String debugName() const override { return "HTMLImageLoader"; }
 
  private:
   explicit HTMLImageLoader(Element*);
   void noImageResourceToLoad() override;
 };
 
 }  // namespace blink
 
 #endif