Remove support for the externalResourcesRequired attribute.

Source/core/svg/SVGFEImageElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
  * Copyright (C) 2010 Dirk Schulze <krit@webkit.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.
  *
@@ skipping 21 matching lines @@
 #include "core/platform/graphics/Image.h"
 #include "core/rendering/svg/RenderSVGResource.h"
 #include "core/svg/SVGElementInstance.h"
 #include "core/svg/SVGPreserveAspectRatio.h"
 
 namespace WebCore {
 
 // Animated property definitions
 DEFINE_ANIMATED_PRESERVEASPECTRATIO(SVGFEImageElement, SVGNames::preserveAspectRatioAttr, PreserveAspectRatio, preserveAspectRatio)
 DEFINE_ANIMATED_STRING(SVGFEImageElement, XLinkNames::hrefAttr, Href, href)
-DEFINE_ANIMATED_BOOLEAN(SVGFEImageElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGFEImageElement)
     REGISTER_LOCAL_ANIMATED_PROPERTY(preserveAspectRatio)
     REGISTER_LOCAL_ANIMATED_PROPERTY(href)
-    REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGFilterPrimitiveStandardAttributes)
 END_REGISTER_ANIMATED_PROPERTIES
 
 inline SVGFEImageElement::SVGFEImageElement(const QualifiedName& tagName, Document& document)
     : SVGFilterPrimitiveStandardAttributes(tagName, document)
 {
     ASSERT(hasTagName(SVGNames::feImageTag));
     ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGFEImageElement();
 }
@@ skipping 57 matching lines @@
     }
 
     invalidate();
 }
 
 bool SVGFEImageElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
     if (supportedAttributes.isEmpty()) {
         SVGURIReference::addSupportedAttributes(supportedAttributes);
-        SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
         supportedAttributes.add(SVGNames::preserveAspectRatioAttr);
     }
     return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
 }
 
 void SVGFEImageElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     if (!isSupportedAttribute(name)) {
         SVGFilterPrimitiveStandardAttributes::parseAttribute(name, value);
         return;
     }
 
     if (name == SVGNames::preserveAspectRatioAttr) {
         SVGPreserveAspectRatio preserveAspectRatio;
         preserveAspectRatio.parse(value);
         setPreserveAspectRatioBaseValue(preserveAspectRatio);
         return;
     }
 
     if (SVGURIReference::parseAttribute(name, value))
         return;
-    if (SVGExternalResourcesRequired::parseAttribute(name, value))
-        return;
 
     ASSERT_NOT_REACHED();
 }
 
 void SVGFEImageElement::svgAttributeChanged(const QualifiedName& attrName)
 {
     if (!isSupportedAttribute(attrName)) {
         SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
         return;
     }
 
     SVGElementInstance::InvalidationGuard invalidationGuard(this);
 
     if (attrName == SVGNames::preserveAspectRatioAttr) {
         invalidate();
         return;
     }
 
     if (SVGURIReference::isKnownAttribute(attrName)) {
         buildPendingResource();
         return;
     }
 
-    if (SVGExternalResourcesRequired::isKnownAttribute(attrName))
-        return;
-
     ASSERT_NOT_REACHED();
 }
 
 Node::InsertionNotificationRequest SVGFEImageElement::insertedInto(ContainerNode* rootParent)
 {
     SVGFilterPrimitiveStandardAttributes::insertedInto(rootParent);
     buildPendingResource();
     return InsertionDone;
 }
 
@@ skipping 27 matching lines @@
 }
 
 void SVGFEImageElement::addSubresourceAttributeURLs(ListHashSet<KURL>& urls) const
 {
     SVGFilterPrimitiveStandardAttributes::addSubresourceAttributeURLs(urls);
 
     addSubresourceURL(urls, document().completeURL(hrefCurrentValue()));
 }
 
 }