Drop [LegacyImplementedInBaseClass] from SVGFitToViewBox IDL interface

Source/core/svg/SVGSymbolElement.h

 /*
  * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef SVGSymbolElement_h
 #define SVGSymbolElement_h
 
 #include "core/svg/SVGAnimatedBoolean.h"
-#include "core/svg/SVGAnimatedPreserveAspectRatio.h"
-#include "core/svg/SVGAnimatedRect.h"
 #include "core/svg/SVGElement.h"
 #include "core/svg/SVGFitToViewBox.h"
 
 namespace WebCore {
 
 class SVGSymbolElement FINAL : public SVGElement,
                                public SVGFitToViewBox {
 public:
     static PassRefPtr<SVGSymbolElement> create(Document&);
 
-    SVGAnimatedRect* viewBox() const { return m_viewBox.get(); }
-    SVGAnimatedPreserveAspectRatio* preserveAspectRatio() { return m_preserveAspectRatio.get(); }
-
 private:
     explicit SVGSymbolElement(Document&);
 
     virtual bool supportsFocus() const OVERRIDE { return hasFocusEventListeners(); }
 
     bool isSupportedAttribute(const QualifiedName&);
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
 
     virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
 
     virtual bool selfHasRelativeLengths() const OVERRIDE;
 
-    RefPtr<SVGAnimatedRect> m_viewBox;
-    RefPtr<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio;
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGSymbolElement)
     END_DECLARE_ANIMATED_PROPERTIES
 };
 
 } // namespace WebCore
 
 #endif