D663: dirstate: perform transactions with _map using single call, where possible

[mbolin (Michael Bolin)]

mbolin added inline comments.

INLINE COMMENTS

> yuja wrote in dirstate.py:554
> test-add.t fails here. It was `self[d]`, not `self._map[d]`.

My bad: fixed without bringing the extra lookup back.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D663

To: mbolin, #hg-reviewers, phillco, yuja
Cc: yuja, phillco, mercurial-devel