Drop [LegacyImplementedInBaseClass] from SVGURIReference IDL interface

Source/core/svg/SVGAltGlyphElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. 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 25 matching lines @@
 namespace WebCore {
 
 // Animated property definitions
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGAltGlyphElement)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGTextPositioningElement)
 END_REGISTER_ANIMATED_PROPERTIES
 
 inline SVGAltGlyphElement::SVGAltGlyphElement(Document& document)
     : SVGTextPositioningElement(SVGNames::altGlyphTag, document)
-    , m_href(SVGAnimatedString::create(this, XLinkNames::hrefAttr, SVGString::create()))
+    , SVGURIReference(this)
 {
     ScriptWrappable::init(this);
-    addToPropertyMap(m_href);
     registerAnimatedPropertiesForSVGAltGlyphElement();
 }
 
 PassRefPtr<SVGAltGlyphElement> SVGAltGlyphElement::create(Document& document)
 {
     return adoptRef(new SVGAltGlyphElement(document));
 }
 
 void SVGAltGlyphElement::setGlyphRef(const AtomicString&, ExceptionState& exceptionState)
 {
@@ skipping 35 matching lines @@
     if (element->hasTagName(SVGNames::altGlyphDefTag)
         && toSVGAltGlyphDefElement(element)->hasValidGlyphElements(glyphNames))
         return true;
 
     return false;
 }
 
 }
 
 #endif