1 files changed, 19 insertions, 0 deletions
diff --git a/dom/webidl/MediaKeyError.webidl b/dom/webidl/MediaKeyError.webidl
new file mode 100644
index 000000000..d0dde2032
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+++ b/dom/webidl/MediaKeyError.webidl
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+/* -*- 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/.
+ *
+ * The origin of this IDL file is
+ * https://dvcs.w3.org/hg/html-media/raw-file/default/encrypted-media/encrypted-media.html
+ *
+ * Copyright © 2014 W3C® (MIT, ERCIM, Keio, Beihang), All Rights Reserved.
+ * W3C liability, trademark and document use rules apply.
+ */
+
+// According to the spec, "The future of error events and MediaKeyError
+// is uncertain."
+// https://www.w3.org/Bugs/Public/show_bug.cgi?id=21798
+[Pref="media.eme.apiVisible"]
+interface MediaKeyError : Event {
+  readonly attribute unsigned long systemCode;
+};