Teach HTMLImageElement that it doesn't need ::attach.

sky/engine/core/rendering/RenderImage.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
  * License as published by the Free Software Foundation; either
@@ skipping 12 matching lines @@
  */
 
 #ifndef RenderImage_h
 #define RenderImage_h
 
 #include "core/rendering/RenderImageResource.h"
 #include "core/rendering/RenderReplaced.h"
 
 namespace blink {
 
-class RenderImage : public RenderReplaced {
+class RenderImage final : public RenderReplaced {
 public:
     RenderImage(Element*);
     virtual ~RenderImage();
     virtual void destroy() override;
 
     static RenderImage* createAnonymous(Document*);
 
     void setImageResource(PassOwnPtr<RenderImageResource>);
 
     RenderImageResource* imageResource() { return m_imageResource.get(); }
     const RenderImageResource* imageResource() const { return m_imageResource.get(); }
     ImageResource* cachedImage() const { return m_imageResource ? m_imageResource->cachedImage() : 0; }
 
     void highQualityRepaintTimerFired(Timer<RenderImage>*);
 
     inline void setImageDevicePixelRatio(float factor) { m_imageDevicePixelRatio = factor; }
     float imageDevicePixelRatio() const { return m_imageDevicePixelRatio; }
 
-    virtual void intrinsicSizeChanged() override
-    {
-        if (m_imageResource)
-            imageChanged(m_imageResource->imagePtr());
-    }
+    virtual void intrinsicSizeChanged() override;
 
-protected:
+private:
     virtual bool needsPreferredWidthsRecalculation() const override final;
     virtual void computeIntrinsicRatioInformation(FloatSize& intrinsicSize, double& intrinsicRatio) const override final;
 
     virtual void imageChanged(WrappedImagePtr, const IntRect* = 0) override;
 
     void paintIntoRect(GraphicsContext*, const LayoutRect&);
     virtual void paint(PaintInfo&, const LayoutPoint&) override final;
     virtual void layout() override;
 
-private:
     virtual const char* renderName() const override { return "RenderImage"; }
 
     virtual bool isImage() const override { return true; }
     virtual bool isRenderImage() const override final { return true; }
 
     virtual void paintReplaced(PaintInfo&, const LayoutPoint&) override;
 
     virtual bool foregroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect, unsigned maxDepthToTest) const override final;
     virtual bool computeBackgroundIsKnownToBeObscured() override final;
 
     virtual LayoutUnit minimumReplacedHeight() const override;
 
     virtual void notifyFinished(Resource*) override final;
     virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override final;
 
     virtual bool boxShadowShouldBeAppliedToBackground(BackgroundBleedAvoidance, InlineFlowBox*) const override final;
 
     void paintInvalidationOrMarkForLayout(const IntRect* = 0);
-    void updateIntrinsicSizeIfNeeded(const LayoutSize&);
+    void updateIntrinsicSizeIfNeeded(const LayoutSize& newSize);
     // Update the size of the image to be rendered. Object-fit may cause this to be different from the CSS box's content rect.
     void updateInnerContentRect();
 
     void paintAreaElementFocusRing(PaintInfo&);
 
     OwnPtr<RenderImageResource> m_imageResource;
     float m_imageDevicePixelRatio;
 
     friend class RenderImageScaleObserver;
 };
 
 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderImage, isRenderImage());
 
 } // namespace blink
 
 #endif // RenderImage_h