--- a/hgext/obsolete.py	Sat Jan 07 15:45:40 2012 +0100
+++ b/hgext/obsolete.py	Sun Jan 08 18:41:49 2012 +0100
@@ -115,7 +115,6 @@
 def revsetobsolete(repo, subset, x):
     """filter obsolet entry"""
     args = revset.getargs(x, 0, 0, 'publicheads takes no arguments')
-    # XXX slow stop using context
     return [r for r in subset if r in repo._obsoleteset and repo._phaserev[r] > 0]
 
 ### Other Extension compat