Index: /trunk/packages/xvm-authz-locker/python/invirt/authz.py
===================================================================
--- /trunk/packages/xvm-authz-locker/python/invirt/authz.py	(revision 2987)
+++ /trunk/packages/xvm-authz-locker/python/invirt/authz.py	(revision 2988)
@@ -49,13 +49,10 @@
 
 
-def expandAdmin(name, owner):
+def expandAdmin(name):
     """Expand an administrator to a list of authorized users.
 
-    Because the interpretation of an administrator might depend on the
-    owner, the owner is passed in as an argument.
-
-    However, in the case of locker-based authentication, the
-    administrator is always interpreted as an AFS entry (either a user
-    or a group) in the home cell (athena.mit.edu for XVM).
+    For locker-based authorization, the administrator is always
+    interpreted as an AFS entry (either a user or a group) in the
+    machine's home cell (athena.mit.edu for XVM).
     """
     cell = config.authz.afs.cells[0].cell