diff -r 000000000000 -r 6474c204b198 dom/interfaces/html/nsIDOMMediaError.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/interfaces/html/nsIDOMMediaError.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,27 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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"
+
+[scriptable, uuid(7bd8c29f-8a76-453f-9373-79f820f2dc01)]
+interface nsIDOMMediaError : nsISupports
+{
+  /* The download of the media resource was aborted by
+     the user agent at the user's requet */
+  const unsigned short MEDIA_ERR_ABORTED = 1;
+
+  /* A network error of some description caused the 
+     user agent to stop downloading the media resource */
+  const unsigned short MEDIA_ERR_NETWORK = 2;
+
+  /* An error of some description occurred while decoding 
+     the media resource */
+  const unsigned short MEDIA_ERR_DECODE  = 3;
+
+  /* No suitable media resource could be found */
+  const unsigned short MEDIA_ERR_SRC_NOT_SUPPORTED = 4;
+
+  readonly attribute unsigned short code;
+};