Bug 1270349 part 2. Add [LegacyUnenumerableNamedProperties] to the interfaces that specify it in DOM and HTML. r=peterv

dom/webidl/HTMLAllCollection.webidl

@@ -3,6 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 /* Emulates undefined through Codegen.py. */
+[LegacyUnenumerableNamedProperties]
 interface HTMLAllCollection {
   readonly attribute unsigned long length;
   getter Node? (unsigned long index);

dom/webidl/HTMLCollection.webidl

@@ -10,6 +10,7 @@
  * liability, trademark and document use rules apply.
  */
 
+[LegacyUnenumerableNamedProperties]
 interface HTMLCollection {
   readonly attribute unsigned long length;
   getter Element? item(unsigned long index);

dom/webidl/HTMLFormElement.webidl

@@ -11,7 +11,7 @@
  * and create derivative works of this document.
  */
 
-[OverrideBuiltins]
+[OverrideBuiltins, LegacyUnenumerableNamedProperties]
 interface HTMLFormElement : HTMLElement {
            [Pure, SetterThrows]
            attribute DOMString acceptCharset;

dom/webidl/MimeTypeArray.webidl

@@ -4,6 +4,7 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+[LegacyUnenumerableNamedProperties]
 interface MimeTypeArray {
   readonly attribute unsigned long length;
 

dom/webidl/NamedNodeMap.webidl

@@ -3,6 +3,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+[LegacyUnenumerableNamedProperties]
 interface NamedNodeMap {
   getter Attr? getNamedItem(DOMString name);
   [Throws, BinaryName="setNamedItemNS"]

dom/webidl/Plugin.webidl

@@ -4,6 +4,7 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+[LegacyUnenumerableNamedProperties]
 interface Plugin {
   readonly attribute DOMString description;
   readonly attribute DOMString filename;

dom/webidl/PluginArray.webidl

@@ -4,6 +4,7 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
+[LegacyUnenumerableNamedProperties]
 interface PluginArray {
   readonly attribute unsigned long length;
 

dom/webidl/Window.webidl

@@ -24,7 +24,7 @@ interface nsIDOMCrypto;
 typedef any Transferable;
 
 // http://www.whatwg.org/specs/web-apps/current-work/
-[PrimaryGlobal, NeedResolve]
+[PrimaryGlobal, LegacyUnenumerableNamedProperties, NeedResolve]
 /*sealed*/ interface Window : EventTarget {
   // the current browsing context
   [Unforgeable, Constant, StoreInSlot,