Remove support for the externalResourcesRequired attribute.

Source/core/svg/SVGPathElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 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 SVGPathElement_h
 #define SVGPathElement_h
 
 #include "SVGNames.h"
 #include "core/svg/SVGAnimatedBoolean.h"
 #include "core/svg/SVGAnimatedNumber.h"
-#include "core/svg/SVGExternalResourcesRequired.h"
 #include "core/svg/SVGGraphicsElement.h"
 #include "core/svg/SVGPathByteStream.h"
 #include "core/svg/SVGPathSegList.h"
 
 namespace WebCore {
 
 class SVGPathSegArcAbs;
 class SVGPathSegArcRel;
 class SVGPathSegClosePath;
 class SVGPathSegLinetoAbs;
 class SVGPathSegLinetoRel;
 class SVGPathSegMovetoAbs;
 class SVGPathSegMovetoRel;
 class SVGPathSegCurvetoCubicAbs;
 class SVGPathSegCurvetoCubicRel;
 class SVGPathSegLinetoVerticalAbs;
 class SVGPathSegLinetoVerticalRel;
 class SVGPathSegLinetoHorizontalAbs;
 class SVGPathSegLinetoHorizontalRel;
 class SVGPathSegCurvetoQuadraticAbs;
 class SVGPathSegCurvetoQuadraticRel;
 class SVGPathSegCurvetoCubicSmoothAbs;
 class SVGPathSegCurvetoCubicSmoothRel;
 class SVGPathSegCurvetoQuadraticSmoothAbs;
 class SVGPathSegCurvetoQuadraticSmoothRel;
 class SVGPathSegListPropertyTearOff;
 
-class SVGPathElement FINAL : public SVGGraphicsElement,
-                             public SVGExternalResourcesRequired {
+class SVGPathElement FINAL : public SVGGraphicsElement {
 public:
     static PassRefPtr<SVGPathElement> create(const QualifiedName&, Document&);
 
     float getTotalLength();
     SVGPoint getPointAtLength(float distance);
     unsigned getPathSegAtLength(float distance);
 
     PassRefPtr<SVGPathSegClosePath> createSVGPathSegClosePath(SVGPathSegRole role = PathSegUndefinedRole);
     PassRefPtr<SVGPathSegMovetoAbs> createSVGPathSegMovetoAbs(float x, float y, SVGPathSegRole role = PathSegUndefinedRole);
     PassRefPtr<SVGPathSegMovetoRel> createSVGPathSegMovetoRel(float x, float y, SVGPathSegRole role = PathSegUndefinedRole);
@@ skipping 40 matching lines @@
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     virtual void svgAttributeChanged(const QualifiedName&);
     virtual bool supportsMarkers() const { return true; }
 
     // Custom 'd' property
     static void synchronizeD(SVGElement* contextElement);
     static PassRefPtr<SVGAnimatedProperty> lookupOrCreateDWrapper(SVGElement* contextElement);
 
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGPathElement)
         DECLARE_ANIMATED_NUMBER(PathLength, pathLength)
-        DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired)
     END_DECLARE_ANIMATED_PROPERTIES
 
     virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
 
     virtual Node::InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
     virtual void removedFrom(ContainerNode*) OVERRIDE;
 
     void invalidateMPathDependencies();
 
 private:
     OwnPtr<SVGPathByteStream> m_pathByteStream;
     mutable SVGSynchronizableAnimatedProperty<SVGPathSegList> m_pathSegList;
     bool m_isAnimValObserved;
 };
 
 DEFINE_NODE_TYPE_CASTS(SVGPathElement, hasTagName(SVGNames::pathTag));
 
 } // namespace WebCore
 
 #endif