Remove support for the externalResourcesRequired attribute.

Source/core/svg/SVGClipPathElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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 12 matching lines @@
 
 #include "core/svg/SVGClipPathElement.h"
 
 #include "core/rendering/svg/RenderSVGResourceClipper.h"
 #include "core/svg/SVGElementInstance.h"
 
 namespace WebCore {
 
 // Animated property definitions
 DEFINE_ANIMATED_ENUMERATION(SVGClipPathElement, SVGNames::clipPathUnitsAttr, ClipPathUnits, clipPathUnits, SVGUnitTypes::SVGUnitType)
-DEFINE_ANIMATED_BOOLEAN(SVGClipPathElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGClipPathElement)
     REGISTER_LOCAL_ANIMATED_PROPERTY(clipPathUnits)
-    REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
 END_REGISTER_ANIMATED_PROPERTIES
 
 inline SVGClipPathElement::SVGClipPathElement(Document& document)
     : SVGGraphicsElement(SVGNames::clipPathTag, document)
     , m_clipPathUnits(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE)
 {
     ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGClipPathElement();
 }
 
 PassRefPtr<SVGClipPathElement> SVGClipPathElement::create(Document& document)
 {
     return adoptRef(new SVGClipPathElement(document));
 }
 
 bool SVGClipPathElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
-    if (supportedAttributes.isEmpty()) {
-        SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
+    if (supportedAttributes.isEmpty())
         supportedAttributes.add(SVGNames::clipPathUnitsAttr);
-    }
+
     return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
 }
 
 void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     if (!isSupportedAttribute(name)) {
         SVGGraphicsElement::parseAttribute(name, value);
         return;
     }
 
     if (name == SVGNames::clipPathUnitsAttr) {
         SVGUnitTypes::SVGUnitType propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
         if (propertyValue > 0)
             setClipPathUnitsBaseValue(propertyValue);
         return;
     }
 
-    if (SVGExternalResourcesRequired::parseAttribute(name, value))
-        return;
-
     ASSERT_NOT_REACHED();
 }
 
 void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
 {
     if (!isSupportedAttribute(attrName)) {
         SVGGraphicsElement::svgAttributeChanged(attrName);
         return;
     }
 
@@ skipping 14 matching lines @@
     if (RenderObject* object = renderer())
         object->setNeedsLayout();
 }
 
 RenderObject* SVGClipPathElement::createRenderer(RenderStyle*)
 {
     return new RenderSVGResourceClipper(this);
 }
 
 }