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

Source/core/svg/SVGFEMergeNodeElement.cpp

Index: Source/core/svg/SVGFEMergeNodeElement.cpp
diff --git a/Source/core/svg/SVGFEMergeNodeElement.cpp b/Source/core/svg/SVGFEMergeNodeElement.cpp
index 30df5a14e5fb797fd9e6bc59739efb33bfee4557..45e5b9b75df50dc58bdcb96c725d51e03f721059 100644
--- a/Source/core/svg/SVGFEMergeNodeElement.cpp
+++ b/Source/core/svg/SVGFEMergeNodeElement.cpp
@@ -28,16 +28,16 @@
 namespace WebCore {
 
 // Animated property definitions
-DEFINE_ANIMATED_STRING(SVGFEMergeNodeElement, SVGNames::inAttr, In1, in1)
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGFEMergeNodeElement)
-    REGISTER_LOCAL_ANIMATED_PROPERTY(in1)
 END_REGISTER_ANIMATED_PROPERTIES
 
 inline SVGFEMergeNodeElement::SVGFEMergeNodeElement(Document& document)
     : SVGElement(SVGNames::feMergeNodeTag, document)
+    , m_in1(SVGAnimatedString::create(this, SVGNames::inAttr, SVGString::create()))
 {
     ScriptWrappable::init(this);
+    addToPropertyMap(m_in1);
     registerAnimatedPropertiesForSVGFEMergeNodeElement();
 }
 
@@ -61,12 +61,14 @@ void SVGFEMergeNodeElement::parseAttribute(const QualifiedName& name, const Atom
         return;
     }
 
-    if (name == SVGNames::inAttr) {
-        setIn1BaseValue(value);
-        return;
-    }
+    SVGParsingError parseError = NoError;
 
-    ASSERT_NOT_REACHED();
+    if (name == SVGNames::inAttr)
+        m_in1->setBaseValueAsString(value, parseError);
+    else
+        ASSERT_NOT_REACHED();
+
+    reportAttributeParsingError(parseError, name, value);
 }
 
 void SVGFEMergeNodeElement::svgAttributeChanged(const QualifiedName& attrName)