diff --git a/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix.h b/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix.h
deleted file mode 100644
index 330678ceafa..00000000000
--- a/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* 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 Communicator client code, released March
- * 31, 1998. 
- *
- * The Initial Developer of the Original Code is Netscape Communications
- * Corporation. Portions created by Netscape are Copyright (C) 1999
- * Netscape Communications Corporation. All Rights Reserved.  
- * 
- * Contributors:
- *     Samir Gehani <sgehani@netscape.com>
- */
- 
-#include <MacHeaders.h>
\ No newline at end of file
diff --git a/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix_debug.h b/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix_debug.h
deleted file mode 100644
index a4212b8ca36..00000000000
--- a/mozilla/xpinstall/wizard/mac/macbuild/MIWPrefix_debug.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* 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 Communicator client code, released March
- * 31, 1998. 
- *
- * The Initial Developer of the Original Code is Netscape Communications
- * Corporation. Portions created by Netscape are Copyright (C) 1999
- * Netscape Communications Corporation. All Rights Reserved.  
- * 
- * Contributors:
- *     Samir Gehani <sgehani@netscape.com>
- */
- 
-#include <MacHeaders.h>
-
-#define MIW_DEBUG 1
\ No newline at end of file