diff --git a/netwerk/protocol/res/public/nsIResChannel.idl b/netwerk/protocol/res/public/nsIResChannel.idl
deleted file mode 100644
index 89a25b744808..000000000000
--- a/netwerk/protocol/res/public/nsIResChannel.idl
+++ /dev/null
@@ -1,32 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
- *
- * The contents of this file are subject to the Netscape Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/NPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is Netscape
- * Communications Corporation.  Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All
- * Rights Reserved.
- *
- * Contributor(s): 
- */
-
-#include "nsIChannel.idl"
-
-interface nsISimpleEnumerator;
-
-[scriptable, uuid(97496eb6-9ef9-11d3-8cda-0060b0fc14a3)]
-interface nsIResChannel : nsIChannel
-{
-
-};
-