Merge 129670 - Refactor SMILTimeContainer to maintain animation information instead of recalculatin…

Source/WebCore/svg/SVGAnimateMotionElement.cpp

 /*
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 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 69 matching lines @@
         || targetElement->hasTagName(textTag)
         || targetElement->hasTagName(clipPathTag)
         || targetElement->hasTagName(maskTag)
         || targetElement->hasTagName(aTag)
         || targetElement->hasTagName(foreignObjectTag)
         )
         return true;
     return false;
 }
 
+bool SVGAnimateMotionElement::hasValidAttributeName()
+{
+    // AnimateMotion does not use attributeName so it is always valid.
+    return true;
+}
+
 bool SVGAnimateMotionElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
     if (supportedAttributes.isEmpty())
         supportedAttributes.add(SVGNames::pathAttr);
     return supportedAttributes.contains<QualifiedName, SVGAttributeHashTranslator>(attrName);
 }
 
 void SVGAnimateMotionElement::parseAttribute(const Attribute& attribute)
 {
@@ skipping 207 matching lines @@
     if (!parsePoint(fromString, from))
         return -1;
     if (!parsePoint(toString, to))
         return -1;
     FloatSize diff = to - from;
     return sqrtf(diff.width() * diff.width() + diff.height() * diff.height());
 }
 
 }
 #endif // ENABLE(SVG)