#
#
# patch "viewmtn.py"
#  from [59dc301d06bb38d604e2bc17651e8a2c3c4d9fe1]
#    to [75ad31c8141502043ddff17960a31c70c2fc860b]
#
============================================================
--- viewmtn.py	59dc301d06bb38d604e2bc17651e8a2c3c4d9fe1
+++ viewmtn.py	75ad31c8141502043ddff17960a31c70c2fc860b
@@ -370,8 +370,6 @@ class BranchChanges:
             new_to_parent = set()
             for rev in to_parent:
                 # we must be cautious; we only want to look at parents on our branch!
-                parents = map(None, ops.parents(rev))
-                parents = filter(on_our_branch, parents)
                 for rev in parents:
                     if rev == None or not on_our_branch(rev):
                         continue