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Committer:
Breezy landing bot
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Author(s):
Jelmer Vernooij
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Date:
2018-03-22 17:42:12 UTC
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mfrom:
(1877.1.1 empty-tree-root)
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Revision ID:
breezy.the.bot@gmail.com-20180322174212-yfukt2xbr95h3noc
Return None from Tree.get_root_id() when encountering an empty tree.
Merged from https://code.launchpad.net/~jelmer/brz-git/empty-tree-root/+merge/341924