Un-deprecate APIs which have been un-removed in the DOM Standard

Source/core/dom/Document.idl

Index: Source/core/dom/Document.idl
diff --git a/Source/core/dom/Document.idl b/Source/core/dom/Document.idl
index e8d076da5e6af8c2944430db2c322de3de80f410..108394e2f55fedd0f24f129512c8c70e67152f90 100644
--- a/Source/core/dom/Document.idl
+++ b/Source/core/dom/Document.idl
@@ -35,15 +35,15 @@ interface Document : Node {
     Comment createComment(DOMString data);
     [RaisesException, MeasureAs=DocumentCreateCDATASection] CDATASection createCDATASection([Default=Undefined] optional DOMString data); // Removed from DOM4.
     [RaisesException] ProcessingInstruction createProcessingInstruction(DOMString target, DOMString data);
-    [RaisesException, MeasureAs=DocumentCreateAttribute] Attr createAttribute([Default=Undefined] optional DOMString name); // Removed from DOM4.
+    [RaisesException, MeasureAs=DocumentCreateAttribute] Attr createAttribute([Default=Undefined] optional DOMString name);
     HTMLCollection getElementsByTagName(DOMString localName);
 
     // Introduced in DOM Level 2:
 
     [CustomElementCallbacks, RaisesException, TypeChecking=Interface] Node importNode(Node node, optional boolean deep = false);
     [CustomElementCallbacks, RaisesException] Element createElementNS(DOMString? namespaceURI, DOMString qualifiedName);
-    [RaisesException, DeprecateAs=DocumentCreateAttributeNS] Attr createAttributeNS([Default=Undefined] optional DOMString? namespaceURI,
-                                                                                    [Default=Undefined] optional DOMString? qualifiedName); // Removed from DOM4.
+    [RaisesException, MeasureAs=DocumentCreateAttributeNS] Attr createAttributeNS([Default=Undefined] optional DOMString? namespaceURI,
+                                                                                  [Default=Undefined] optional DOMString? qualifiedName);
     HTMLCollection getElementsByTagNameNS(DOMString? namespaceURI, DOMString localName);
     [PerWorldBindings] Element getElementById(DOMString elementId);