diff -r 000000000000 -r 6474c204b198 netwerk/base/public/nsIProxiedProtocolHandler.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/base/public/nsIProxiedProtocolHandler.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,34 @@
+/* -*- 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 "nsIProtocolHandler.idl"
+
+interface nsIChannel;
+interface nsIURI;
+interface nsIProxyInfo;
+
+[scriptable, uuid(2b63fe69-b0fc-48f2-a2df-adb795a4ce5c)]
+interface nsIProxiedProtocolHandler : nsIProtocolHandler
+{
+    /** Create a new channel with the given proxyInfo
+     *
+     * @param uri the channel uri
+     * @param proxyInfo any proxy information that has already been determined,
+     *        or null if channel should later determine the proxy on its own using
+     *        proxyResolveFlags/proxyURI
+     * @param proxyResolveFlags used if the proxy is later determined
+     *        from nsIProtocolProxyService::asyncResolve
+     * @param proxyURI used if the proxy is later determined from
+     *        nsIProtocolProxyService::asyncResolve with this as the proxyURI name.
+     *        Generally this is the same as uri (or null which has the same
+     *        effect), except in the case of websockets which wants to bootstrap
+     *        to an http:// channel but make its proxy determination based on
+     *        a ws:// uri.
+     */
+    nsIChannel newProxiedChannel(in nsIURI uri, in nsIProxyInfo proxyInfo,
+                                 in unsigned long proxyResolveFlags,
+                                 in nsIURI proxyURI);
+};
+