Remove SVGLangSpace IDL interface

Source/core/svg/SVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * 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 316 matching lines @@
     else if (name == onmouseoverAttr)
         setAttributeEventListener(eventNames().mouseoverEvent, createAttributeEventListener(this, name, value));
     else if (name == onmouseupAttr)
         setAttributeEventListener(eventNames().mouseupEvent, createAttributeEventListener(this, name, value));
     else if (name == SVGNames::onfocusinAttr)
         setAttributeEventListener(eventNames().focusinEvent, createAttributeEventListener(this, name, value));
     else if (name == SVGNames::onfocusoutAttr)
         setAttributeEventListener(eventNames().focusoutEvent, createAttributeEventListener(this, name, value));
     else if (name == SVGNames::onactivateAttr)
         setAttributeEventListener(eventNames().DOMActivateEvent, createAttributeEventListener(this, name, value));
-    else
+    else if (SVGLangSpace::parseAttribute(name, value)) {
+    } else
         Element::parseAttribute(name, value);
 }
 
 void SVGElement::animatedPropertyTypeForAttribute(const QualifiedName& attributeName, Vector<AnimatedPropertyType>& propertyTypes)
 {
     localAttributeToPropertyMap().animatedPropertyTypeForAttribute(attributeName, propertyTypes);
 }
 
 bool SVGElement::haveLoadedRequiredResources()
 {
@@ skipping 383 matching lines @@
     }
 
     if (name == classAttr)
         return isSVGStyledElement();
 
     return animatableAttributes.contains(name);
 }
 #endif
 
 }