diff -r 000000000000 -r 6474c204b198 dom/webidl/StorageEvent.webidl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/webidl/StorageEvent.webidl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,42 @@
+/* -*- 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/.
+ *
+ * Interface for a client side storage. See
+ * http://dev.w3.org/html5/webstorage/#the-storage-event
+ * for more information.
+ *
+ * Event sent to a window when a storage area changes.
+ */
+interface Storage;
+
+[Constructor(DOMString type, optional StorageEventInit eventInitDict), HeaderFile="GeneratedEventClasses.h"]
+interface StorageEvent : Event
+{
+  readonly attribute DOMString? key;
+  readonly attribute DOMString? oldValue;
+  readonly attribute DOMString? newValue;
+  readonly attribute DOMString? url;
+  readonly attribute Storage? storageArea;
+
+  // initStorageEvent is a Gecko specific deprecated method.
+  [Throws]
+  void initStorageEvent(DOMString type,
+                        boolean canBubble,
+                        boolean cancelable,
+                        DOMString? key,
+                        DOMString? oldValue,
+                        DOMString? newValue,
+                        DOMString? url,
+                        Storage? storageArea);
+};
+
+dictionary StorageEventInit : EventInit
+{
+  DOMString? key = null;
+  DOMString? oldValue = null;
+  DOMString? newValue = null;
+  DOMString url = "";
+  Storage? storageArea = null;
+};