Generalize ImageForContainer

Source/core/fetch/ImageResource.h

Index: Source/core/fetch/ImageResource.h
diff --git a/Source/core/fetch/ImageResource.h b/Source/core/fetch/ImageResource.h
index 90b3a19a069788d48ebb2960b727af439736cd76..f5cc4f2892a24c245f61f897ea823aea2ad3fc1f 100644
--- a/Source/core/fetch/ImageResource.h
+++ b/Source/core/fetch/ImageResource.h
@@ -24,10 +24,9 @@
 #define ImageResource_h
 
 #include "core/fetch/Resource.h"
+#include "core/platform/graphics/ImageCache.h"
 #include "core/platform/graphics/ImageObserver.h"
 #include "core/platform/graphics/IntSizeHash.h"
-#include "core/svg/graphics/SVGImageCache.h"
-#include "platform/geometry/IntRect.h"
 #include "platform/geometry/LayoutSize.h"
 #include "wtf/HashMap.h"
 
@@ -115,7 +114,7 @@ private:
     ContainerSizeRequests m_pendingContainerSizeRequests;
 
     RefPtr<WebCore::Image> m_image;
-    OwnPtr<SVGImageCache> m_svgImageCache;
+    OwnPtr<ImageCache> m_imageCache;
     bool m_loadingMultipartContent;
 };