diff -r 000000000000 -r 6474c204b198 netwerk/protocol/http/nsIHttpChannelChild.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/protocol/http/nsIHttpChannelChild.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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"
+
+[ptr] native RequestHeaderTuples(mozilla::net::RequestHeaderTuples);
+
+[uuid(306ACF4D-C6DF-4EF6-BDA9-5CB92E83EDD9)]
+interface nsIHttpChannelChild : nsISupports
+{
+  void addCookiesToRequest();
+
+  // Headers that the channel client has set via SetRequestHeader.
+  readonly attribute RequestHeaderTuples clientSetRequestHeaders;
+};