Update to test scripts to work with both ModemManager and Cromo

test/mm-disable

Index: test/mm-disable
diff --git a/test/mm-disable b/test/mm-disable
index 38fa01a208021d02d39b4bf11895610aa5450350..ade86c88446adacf687f8e6afee4f4f0947565e9 100755
--- a/test/mm-disable
+++ b/test/mm-disable
@@ -1,13 +1,15 @@
 #!/usr/bin/python
 
+# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
 import dbus
 import mm
 
-manager = mm.ModemManager()
-
-devices = manager.manager.EnumerateDevices()
+devices = mm.EnumerateDevices()
 
-for path in devices:
+for manager, path in devices:
 	print path
 
 	modem = manager.Modem(path)