[SVG] SVGAnimatedString{,List} migration to new SVG property impl.

Source/core/svg/SVGElement.cpp

Index: Source/core/svg/SVGElement.cpp
diff --git a/Source/core/svg/SVGElement.cpp b/Source/core/svg/SVGElement.cpp
index 7451ea67ed9e5603ee1af7c2d3b9f820175266ba..af8b7459440c9c7a1f9b79018684d9dbf9e744cf 100644
--- a/Source/core/svg/SVGElement.cpp
+++ b/Source/core/svg/SVGElement.cpp
@@ -51,10 +51,8 @@
 namespace WebCore {
 
 // Animated property definitions
-DEFINE_ANIMATED_STRING(SVGElement, HTMLNames::classAttr, ClassName, className)
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGElement)
-REGISTER_LOCAL_ANIMATED_PROPERTY(className)
 END_REGISTER_ANIMATED_PROPERTIES
 
 using namespace HTMLNames;
@@ -72,6 +70,7 @@ void mapAttributeToCSSProperty(HashMap<StringImpl*, CSSPropertyID>* propertyName
 
 SVGElement::SVGElement(const QualifiedName& tagName, Document& document, ConstructionType constructionType)
     : Element(tagName, &document, constructionType)
+    , m_className(SVGAnimatedString::create(this, HTMLNames::classAttr, SVGString::create()))
 #if !ASSERT_DISABLED
     , m_inRelativeLengthClientsInvalidation(false)
 #endif
@@ -80,6 +79,7 @@ SVGElement::SVGElement(const QualifiedName& tagName, Document& document, Constru
     , m_hasSVGRareData(false)
 {
     ScriptWrappable::init(this);
+    addToPropertyMap(m_className);
     registerAnimatedPropertiesForSVGElement();
     setHasCustomStyleCallbacks();
 }
@@ -681,7 +681,9 @@ void SVGElement::parseAttribute(const QualifiedName& name, const AtomicString& v
         // the className here. svgAttributeChanged actually causes the resulting
         // style updates (instead of Element::parseAttribute). We don't
         // tell Element about the change to avoid parsing the class list twice
-        setClassNameBaseValue(value);
+        SVGParsingError parseError = NoError;
+        m_className->setBaseValueAsString(value, parseError);
+        reportAttributeParsingError(parseError, name, value);
     } else if (name == ontouchstartAttr) {
         setAttributeEventListener(EventTypeNames::touchstart, createAttributeEventListener(this, name, value));
     } else if (name == ontouchmoveAttr) {
@@ -996,7 +998,7 @@ void SVGElement::svgAttributeChanged(const QualifiedName& attrName)
     }
 
     if (attrName == HTMLNames::classAttr) {
-        classAttributeChanged(AtomicString(classNameCurrentValue()));
+        classAttributeChanged(AtomicString(m_className->currentValue()->value()));
         SVGElementInstance::invalidateAllInstancesOfElement(this);
         return;
     }