1 files changed, 41 insertions, 0 deletions
diff --git a/dom/webidl/RTCPeerConnectionStatic.webidl b/dom/webidl/RTCPeerConnectionStatic.webidl
new file mode 100644
index 0000000000..606a5c3c2a
--- /dev/null
+++ b/dom/webidl/RTCPeerConnectionStatic.webidl
@@ -0,0 +1,41 @@
+/* -*- 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/.
+ */
+
+/*
+  Right now, it is not possible to add static functions to a JS implemented
+  interface (see bug 863952), so we need to create a simple interface with a
+  trivial constructor and no data to hold these functions that really ought to
+  be static in RTCPeerConnection.
+  TODO(bcampen@mozilla.com) Merge this code into RTCPeerConnection once this
+  limitation is gone. (Bug 1017082)
+*/
+
+enum RTCLifecycleEvent {
+    "initialized",
+    "icegatheringstatechange",
+    "iceconnectionstatechange"
+};
+
+callback PeerConnectionLifecycleCallback = void (RTCPeerConnection pc,
+                                                 unsigned long long windowId,
+                                                 RTCLifecycleEvent eventType);
+
+[ChromeOnly,
+ Pref="media.peerconnection.enabled",
+ JSImplementation="@mozilla.org/dom/peerconnectionstatic;1",
+ Exposed=Window]
+interface RTCPeerConnectionStatic {
+  [Throws]
+  constructor();
+
+  /* One slot per window (the window in which the register call is made),
+     automatically unregistered when window goes away.
+     Fires when a PC is created, and whenever the ICE connection state or
+     gathering state changes. */
+  void registerPeerConnectionLifecycleCallback(
+    PeerConnectionLifecycleCallback cb);
+};
+