Oilpan: prefinalize StyleFetchedImage* image resource clients.

third_party/WebKit/Source/core/style/StyleFetchedImageSet.h

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 22 matching lines @@
 
 namespace blink {
 
 class ImageResource;
 class CSSImageSetValue;
 
 // This class keeps one cached image and has access to a set of alternatives.
 
 class StyleFetchedImageSet final : public StyleImage, private ImageResourceClient {
     USING_FAST_MALLOC_WILL_BE_REMOVED(StyleFetchedImageSet);
+    WILL_BE_USING_PRE_FINALIZER(StyleFetchedImageSet, dispose);
 public:
     static PassRefPtrWillBeRawPtr<StyleFetchedImageSet> create(ImageResource* image, float imageScaleFactor, CSSImageSetValue* value, const KURL& url)
     {
         return adoptRefWillBeNoop(new StyleFetchedImageSet(image, imageScaleFactor, value, url));
     }
     ~StyleFetchedImageSet() override;
 
     PassRefPtrWillBeRawPtr<CSSValue> cssValue() const override;
     PassRefPtrWillBeRawPtr<CSSValue> computedCSSValue() const override;
 
@@ skipping 14 matching lines @@
     bool imageHasRelativeHeight() const override;
     void computeIntrinsicDimensions(const LayoutObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) override;
     bool usesImageContainerSize() const override;
     void addClient(LayoutObject*) override;
     void removeClient(LayoutObject*) override;
     PassRefPtr<Image> image(const LayoutObject*, const IntSize&, float) const override;
     float imageScaleFactor() const override { return m_imageScaleFactor; }
     bool knownToBeOpaque(const LayoutObject*) const override;
     ImageResource* cachedImage() const override;
 
-#if ENABLE(OILPAN)
-    // Promptly remove as a ImageResource client.
-    EAGERLY_FINALIZE();
-    DECLARE_EAGER_FINALIZATION_OPERATOR_NEW();
-#endif
     DECLARE_VIRTUAL_TRACE();
 
 private:
     StyleFetchedImageSet(ImageResource*, float imageScaleFactor, CSSImageSetValue*, const KURL&);
 
+    void dispose();
+
     String debugName() const override { return "StyleFetchedImageSet"; }
 
     ResourcePtr<ImageResource> m_bestFitImage;
     float m_imageScaleFactor;
 
     RawPtrWillBeMember<CSSImageSetValue> m_imageSetValue; // Not retained; it owns us.
     const KURL m_url;
 };
 
 DEFINE_STYLE_IMAGE_TYPE_CASTS(StyleFetchedImageSet, isImageResourceSet());
 
 } // namespace blink
 
 #endif // StyleFetchedImageSet_h