Let SVGElement handle SVGLangSpace attributes parsing

Source/core/svg/SVGForeignObjectElement.cpp

Index: Source/core/svg/SVGForeignObjectElement.cpp
diff --git a/Source/core/svg/SVGForeignObjectElement.cpp b/Source/core/svg/SVGForeignObjectElement.cpp
index bb1bf660264d698b0517bcc8936203f476dbeb8f..395cd996ac913884d51156ce308ba8fb56bca0e2 100644
--- a/Source/core/svg/SVGForeignObjectElement.cpp
+++ b/Source/core/svg/SVGForeignObjectElement.cpp
@@ -71,7 +71,6 @@ bool SVGForeignObjectElement::isSupportedAttribute(const QualifiedName& attrName
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
     if (supportedAttributes.isEmpty()) {
-        SVGLangSpace::addSupportedAttributes(supportedAttributes);
         SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
         supportedAttributes.add(SVGNames::xAttr);
         supportedAttributes.add(SVGNames::yAttr);
@@ -95,8 +94,7 @@ void SVGForeignObjectElement::parseAttribute(const QualifiedName& name, const At
         setWidthBaseValue(SVGLength::construct(LengthModeWidth, value, parseError));
     else if (name == SVGNames::heightAttr)
         setHeightBaseValue(SVGLength::construct(LengthModeHeight, value, parseError));
-    else if (SVGLangSpace::parseAttribute(name, value)
-               || SVGExternalResourcesRequired::parseAttribute(name, value)) {
+    else if (SVGExternalResourcesRequired::parseAttribute(name, value)) {
     } else
         ASSERT_NOT_REACHED();