Merge 117225

Source/WebCore/svg/SVGTextContentElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 303 matching lines @@
 #if ENABLE(SVG_FONTS)
         && !node->hasTagName(SVGNames::altGlyphTag)
 #endif
         && !node->hasTagName(SVGNames::trefTag)
         && !node->hasTagName(SVGNames::textPathTag))
         return 0;
 
     return static_cast<SVGTextContentElement*>(node);
 }
 
-void SVGTextContentElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
-{
-    SVGStyledElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
-
-    if (changedByParser || !renderer())
-        return;
-
-    // Invalidate the TextPosition cache in SVGTextLayoutAttributesBuilder as it may now point
-    // to no-longer existing SVGTextPositioningElements and thus needs to be rebuilt.
-    if (RenderSVGText* textRenderer = RenderSVGText::locateRenderSVGTextAncestor(renderer()))
-        textRenderer->invalidateTextPositioningElements();
-}
-
 }
 
 #endif // ENABLE(SVG)