Add TypeChecking=Unrestricted to SVGElements where applicable

Source/core/svg/SVGAnimationElement.idl

Index: Source/core/svg/SVGAnimationElement.idl
diff --git a/Source/core/svg/SVGAnimationElement.idl b/Source/core/svg/SVGAnimationElement.idl
index deb09d772172dd7ae6266e9246d9579b958d1105..4b0d8c92287f30950279d9e598b729e334a9bd1d 100644
--- a/Source/core/svg/SVGAnimationElement.idl
+++ b/Source/core/svg/SVGAnimationElement.idl
@@ -26,7 +26,9 @@
 
 // http://www.w3.org/TR/SVG2/animate.html#InterfaceSVGAnimationElement
 
-interface SVGAnimationElement : SVGElement {
+[
+    TypeChecking=Unrestricted,
+] interface SVGAnimationElement : SVGElement {
     readonly attribute SVGElement targetElement;
 
     attribute EventHandler onbegin;
@@ -41,7 +43,6 @@ interface SVGAnimationElement : SVGElement {
     void beginElementAt(float offset);
     void endElement();
     void endElementAt(float offset);
-
 };
 
 SVGAnimationElement implements SVGTests;