1 files changed, 20 insertions, 0 deletions
diff --git a/dom/webidl/RTCDTMFToneChangeEvent.webidl b/dom/webidl/RTCDTMFToneChangeEvent.webidl
new file mode 100644
index 0000000000..e962820938
--- /dev/null
+++ b/dom/webidl/RTCDTMFToneChangeEvent.webidl
@@ -0,0 +1,20 @@
+/* -*- 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://www.w3.org/TR/webrtc/#rtcdtmftonechangeevent
+ */
+
+[Exposed=Window]
+interface RTCDTMFToneChangeEvent : Event {
+    constructor(DOMString type,
+                optional RTCDTMFToneChangeEventInit eventInitDict = {});
+
+    readonly attribute DOMString tone;
+};
+
+dictionary RTCDTMFToneChangeEventInit : EventInit {
+    DOMString tone = "";
+};