diff -r 000000000000 -r 6474c204b198 dom/base/nsIDOMDOMCursor.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/base/nsIDOMDOMCursor.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,20 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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 "nsISupports.idl"
+
+[scriptable, function, uuid(3a75d80a-9258-4ab8-95fd-ec0b5f634df1)]
+interface nsICursorContinueCallback : nsISupports
+{
+  void handleContinue();
+};
+
+[scriptable, builtinclass, uuid(062ea35a-5158-425a-b7bc-3ae9daa84398)]
+interface nsIDOMDOMCursor : nsISupports
+{
+  readonly attribute boolean done;
+  void continue();
+};