diff -r 000000000000 -r 6474c204b198 dom/interfaces/xul/nsIDOMXULDocument.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/interfaces/xul/nsIDOMXULDocument.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,71 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * 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/. */
+
+#include "domstubs.idl"
+#include "nsIDOMDocument.idl"
+
+interface nsIDOMXULCommandDispatcher;
+interface nsIObserver;
+interface nsIBoxObject;
+
+[scriptable, uuid(efdb94fb-642f-4a79-ae20-9a5f7cb7f736)]
+interface nsIDOMXULDocument : nsIDOMDocument
+{
+  attribute nsIDOMNode                          popupNode;
+
+  /**
+   * These attributes correspond to trustedGetPopupNode().rangeOffset and
+   * rangeParent. They will help you find where in the DOM the popup is
+   * happening. Can be accessed from chrome only, and only during a popup
+   * event. Accessing any other time will be an error.
+   */
+  readonly attribute nsIDOMNode                 popupRangeParent;
+  readonly attribute long                       popupRangeOffset;
+
+  attribute nsIDOMNode                          tooltipNode;
+
+  readonly attribute nsIDOMXULCommandDispatcher commandDispatcher;
+
+  readonly attribute long                       width;
+  readonly attribute long                       height;
+
+  nsIDOMNodeList            getElementsByAttribute(in DOMString name,
+                                                   in DOMString value);
+
+  nsIDOMNodeList            getElementsByAttributeNS(in DOMString namespaceURI,
+                                                     in DOMString name,
+                                                     in DOMString value);
+
+  void                      addBroadcastListenerFor(in nsIDOMElement broadcaster,
+                                                    in nsIDOMElement observer,
+                                                    in DOMString attr);
+
+  void                      removeBroadcastListenerFor(in nsIDOMElement broadcaster,
+                                                       in nsIDOMElement observer,
+                                                       in DOMString attr);
+
+  void                      persist(in DOMString id, in DOMString attr);
+
+  nsIBoxObject getBoxObjectFor(in nsIDOMElement elt);
+
+  /**
+   * Loads a XUL overlay and merges it with the current document, notifying an
+   * observer when the merge is complete. 
+   * @param   url
+   *          The URL of the overlay to load and merge
+   * @param   observer
+   *          An object implementing nsIObserver that will be notified with a
+   *          message of topic "xul-overlay-merged" when the merge is complete. 
+   *          The subject parameter of |observe| will QI to a nsIURI - the URI 
+   *          of the merged overlay. This parameter is optional and may be null.
+   *
+   * NOTICE:  In the 2.0 timeframe this API will change such that the 
+   *          implementation will fire a DOMXULOverlayMerged event upon merge
+   *          completion rather than notifying an observer. Do not rely on this
+   *          API's behavior _not_ to change because it will!
+   *          - Ben Goodger (8/23/2005)
+   */
+  void                      loadOverlay(in DOMString url, in nsIObserver aObserver);
+};