SVGElement::parseAttribute resolves property via property map (Step 2.6)

Source/core/svg/SVGFETileElement.cpp

Index: Source/core/svg/SVGFETileElement.cpp
diff --git a/Source/core/svg/SVGFETileElement.cpp b/Source/core/svg/SVGFETileElement.cpp
index 42454a5e594ca2b9498d822d5deca64768a560a0..260d01f00976f7682434facec88f2940fef20eab 100644
--- a/Source/core/svg/SVGFETileElement.cpp
+++ b/Source/core/svg/SVGFETileElement.cpp
@@ -37,46 +37,20 @@ inline SVGFETileElement::SVGFETileElement(Document& document)
 
 DEFINE_NODE_FACTORY(SVGFETileElement)
 
-bool SVGFETileElement::isSupportedAttribute(const QualifiedName& attrName)
-{
-    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
-    if (supportedAttributes.isEmpty())
-        supportedAttributes.add(SVGNames::inAttr);
-    return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
-}
-
 void SVGFETileElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
-    if (!isSupportedAttribute(name)) {
-        SVGFilterPrimitiveStandardAttributes::parseAttribute(name, value);
-        return;
-    }
-
-    SVGParsingError parseError = NoError;
-
-    if (name == SVGNames::inAttr)
-        m_in1->setBaseValueAsString(value, parseError);
-    else
-        ASSERT_NOT_REACHED();
-
-    reportAttributeParsingError(parseError, name, value);
+    parseAttributeNew(name, value);
 }
 
 void SVGFETileElement::svgAttributeChanged(const QualifiedName& attrName)
 {
-    if (!isSupportedAttribute(attrName)) {
-        SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
-        return;
-    }
-
-    SVGElement::InvalidationGuard invalidationGuard(this);
-
     if (attrName == SVGNames::inAttr) {
+        SVGElement::InvalidationGuard invalidationGuard(this);
         invalidate();
         return;
     }
 
-    ASSERT_NOT_REACHED();
+    SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
 }
 
 PassRefPtr<FilterEffect> SVGFETileElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)