Avoid RenderObject::paintInvalidationForWholeRenderer() if possible

Source/core/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 1341 matching lines @@
 
     return style()->isHorizontalWritingMode() ? logicalOffset : logicalOffset.transposedSize();
 }
 
 void RenderInline::imageChanged(WrappedImagePtr, const IntRect*)
 {
     if (!parent())
         return;
 
     // FIXME: We can do better.
-    paintInvalidationForWholeRenderer();
+    setShouldDoFullPaintInvalidation(true);
 }
 
 void RenderInline::addFocusRingRects(Vector<IntRect>& rects, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer) const
 {
     AbsoluteRectsGeneratorContext context(rects, additionalOffset);
     generateLineBoxRects(context);
 
     addChildFocusRingRects(rects, additionalOffset, paintContainer);
 
     if (continuation()) {
@@ skipping 206 matching lines @@
         container = this;
 
     FloatPoint absPos = container->localToAbsolute();
     region.bounds.setX(absPos.x() + region.bounds.x());
     region.bounds.setY(absPos.y() + region.bounds.y());
 
     regions.append(region);
 }
 
 } // namespace blink