Remove SVGStyledLocatableElement class

Source/core/svg/SVGElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 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 41 matching lines @@
     String xmlbase() const;
     void setXmlbase(const String&);
 
     SVGSVGElement* ownerSVGElement() const;
     SVGElement* viewportElement() const;
 
     SVGDocumentExtensions* accessDocumentSVGExtensions();
 
     virtual bool isSVGStyledElement() const { return false; }
     virtual bool isSVGGraphicsElement() const { return false; }
-    virtual bool isStyledLocatable() const { return false; }
     virtual bool isSVGSVGElement() const { return false; }
     virtual bool isFilterEffect() const { return false; }
     virtual bool isGradientStop() const { return false; }
     virtual bool isTextContent() const { return false; }
 
     // For SVGTests
     virtual bool isValid() const { return true; }
 
     virtual void svgAttributeChanged(const QualifiedName&) { }
 
@@ skipping 103 matching lines @@
 
 inline const SVGElement* toSVGElement(const Node* node)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isSVGElement());
     return static_cast<const SVGElement*>(node);
 }
 
 }
 
 #endif