diff -r 6c1adf2067bb -r 175c6fd8cacc contrib/perf.py
--- a/contrib/perf.py	Sat Nov 16 20:12:02 2013 -0500
+++ b/contrib/perf.py	Wed Nov 06 14:38:34 2013 -0500
@@ -386,7 +386,7 @@
     allfilters = []
     while possiblefilters:
         for name in possiblefilters:
-            subset = repoview.subsettable.get(name)
+            subset = branchmap.subsettable.get(name)
             if subset not in possiblefilters:
                 break
         else: