--- a/hgext/bugzilla.py	Fri Jun 27 14:53:30 2008 -0500
+++ b/hgext/bugzilla.py	Fri Jun 27 18:28:45 2008 -0500
@@ -99,9 +99,7 @@
     def filter_real_bug_ids(self, ids):
         '''filter not-existing bug ids from list.'''
         self.run('select bug_id from bugs where bug_id in %s' % buglist(ids))
-        ids = [c[0] for c in self.cursor.fetchall()]
-        ids.sort()
-        return ids
+        return util.sort([c[0] for c in self.cursor.fetchall()])
 
     def filter_unknown_bug_ids(self, node, ids):
         '''filter bug ids from list that already refer to this changeset.'''
@@ -114,9 +112,7 @@
             self.ui.status(_('bug %d already knows about changeset %s\n') %
                            (id, short(node)))
             unknown.pop(id, None)
-        ids = unknown.keys()
-        ids.sort()
-        return ids
+        return util.sort(unknown.keys())
 
     def notify(self, ids):
         '''tell bugzilla to send mail.'''