Add TypeChecking=Unrestricted to SVG{Matrix,Rect,Point}

Source/core/svg/SVGPoint.idl

Index: Source/core/svg/SVGPoint.idl
diff --git a/Source/core/svg/SVGPoint.idl b/Source/core/svg/SVGPoint.idl
index 69e988425d88a5b94d23da422bcfd489fedddea0..fa930de6287a3ce87358f17e38b9ebb99aa55bd6 100644
--- a/Source/core/svg/SVGPoint.idl
+++ b/Source/core/svg/SVGPoint.idl
@@ -23,11 +23,11 @@
 [
     ImplementedAs=SVGPointTearOff,
     SetWrapperReferenceTo(SVGElement contextElement),
-    TypeChecking=Interface,
+    TypeChecking=(Interface, Unrestricted),
     WillBeGarbageCollected,
 ] interface SVGPoint {
-    [RaisesException=Setter] attribute float x;
-    [RaisesException=Setter] attribute float y;
+    [RaisesException=Setter] attribute unrestricted float x;
+    [RaisesException=Setter] attribute unrestricted float y;
 
     [MeasureAs=SVGPointMatrixTransform] SVGPoint matrixTransform(SVGMatrix matrix);
 };