[SVG2] Merge SVGStyledElement into SVGElement

Source/core/svg/SVGUseElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  * Copyright (C) 2012 University of Szeged
  * Copyright (C) 2012 Renata Hodovan <reni@webkit.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 910 matching lines @@
     if (xCurrentValue().isRelative()
         || yCurrentValue().isRelative()
         || widthCurrentValue().isRelative()
         || heightCurrentValue().isRelative())
         return true;
 
     if (!m_targetElementInstance)
         return false;
 
     SVGElement* element = m_targetElementInstance->correspondingElement();
-    if (!element || !element->isSVGStyledElement())
+    if (!element)
         return false;
 
-    return toSVGStyledElement(element)->hasRelativeLengths();
+    return toSVGElement(element)->hasRelativeLengths();
 }
 
 void SVGUseElement::notifyFinished(Resource* resource)
 {
     if (!inDocument())
         return;
 
     invalidateShadowTree();
     if (resource->errorOccurred())
         dispatchEvent(Event::create(eventNames().errorEvent, false, false));
@@ skipping 38 matching lines @@
 
     if (m_cachedDocument)
         m_cachedDocument->removeClient(this);
 
     m_cachedDocument = cachedDocument;
     if (m_cachedDocument)
         m_cachedDocument->addClient(this);
 }
 
 }