Remove Node.localName and Node.namespaceURI

Source/core/dom/Node.idl

Index: Source/core/dom/Node.idl
diff --git a/Source/core/dom/Node.idl b/Source/core/dom/Node.idl
index 9c3e3a5199cb3dc3bea44241bf43b0642fbbc07d..b86e1120a4be62bc560611b4c95b830a34ccf152 100644
--- a/Source/core/dom/Node.idl
+++ b/Source/core/dom/Node.idl
@@ -80,10 +80,6 @@
     [CustomElementCallbacks, PerWorldBindings, RaisesException] Node replaceChild(Node node, Node child);
     [CustomElementCallbacks, RaisesException] Node removeChild(Node child);
 
-    // FIXME: namespaceURI and localName have been moved to Element and Attr.
-    [MeasureAs=NodeNamespaceURI] readonly attribute DOMString? namespaceURI;
-    [MeasureAs=NodeLocalName] readonly attribute DOMString? localName;
-
     // FIXME: isSameNode has been removed from the spec:
     // https://www.w3.org/Bugs/Public/show_bug.cgi?id=27424
     [MeasureAs=NodeIsSameNode] boolean isSameNode(Node? other);