Web Animations: Support animation of SVG number attributes

Source/core/animation/EffectInput.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 60 matching lines @@
     DEFINE_STATIC_LOCAL(AttributeNameMap, supportedAttributes, ());
     if (supportedAttributes.isEmpty()) {
         // Fill the set for the first use.
         // Animatable attributes from http://www.w3.org/TR/SVG/attindex.html
         const QualifiedName* attributes[] = {
             // FIXME: Support all the animatable attributes.
             &HTMLNames::classAttr,
             &SVGNames::clipPathUnitsAttr,
             &SVGNames::edgeModeAttr,
             &SVGNames::filterResAttr,
+            &SVGNames::offsetAttr,
             &SVGNames::orderAttr,
             &SVGNames::orientAttr,
+            &SVGNames::pathLengthAttr,
             &SVGNames::pointsAttr,
+            &SVGNames::tableValuesAttr,
+            &SVGNames::valuesAttr,
             &SVGNames::viewBoxAttr,
+            &SVGNames::zAttr,
             &XLinkNames::hrefAttr,
         };
         for (size_t i = 0; i < WTF_ARRAY_LENGTH(attributes); i++)
             supportedAttributes.set(*attributes[i], attributes[i]);
     }
 
     if (isSVGSMILElement(*svgElement))
         return nullptr;
 
     QualifiedName attributeName = svgAttributeName(property);
@@ skipping 104 matching lines @@
 PassRefPtrWillBeRawPtr<AnimationEffect> EffectInput::convert(Element* element, const AnimationEffectOrDictionarySequence& effectInput, ExceptionState& exceptionState)
 {
     if (effectInput.isAnimationEffect())
         return effectInput.getAsAnimationEffect();
     if (effectInput.isDictionarySequence())
         return convert(element, effectInput.getAsDictionarySequence(), exceptionState);
     return nullptr;
 }
 
 } // namespace blink