Pierre-Yves David <pierre-yves.david@octobus.net> [Sat, 09 Nov 2019 13:23:53 +0100] rev 43614
index: use `index.get_rev` in `rebase.successorrevs`
The code is slightly updated in the process for simplicity.
Differential Revision: https://phab.mercurial-scm.org/D7349