diff -r e4451d7432fa -r def6a19c3b4d mercurial/repair.py
--- a/mercurial/repair.py	Thu May 10 18:21:15 2012 +0200
+++ b/mercurial/repair.py	Thu May 10 18:21:15 2012 +0200
@@ -6,7 +6,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-from mercurial import changegroup, bookmarks, phases
+from mercurial import changegroup, bookmarks
 from mercurial.node import short
 from mercurial.i18n import _
 import os
@@ -170,7 +170,3 @@
         raise
 
     repo.destroyed()
-
-    # remove potential unknown phase
-    # XXX using to_strip data would be faster
-    phases.filterunknown(repo)