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Committer:
John Arbash Meinel
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Date:
2009-11-22 05:36:26 UTC
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mto:
This revision was merged to the branch mainline in
revision
4835.
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Revision ID:
john@arbash-meinel.com-20091122053626-xgsgd01p2ld22hqj
Use a KnownGraph to implement the heads searches.
This loads the full revision graph 1 time, and makes very fast heads() calls,
versus lots of loads of part of the graph. Timing shows it to be
much better.