D2398: histedit: use the new stack definition for histedit

[lothiraldan (Boris Feld)]

lothiraldan marked an inline comment as done.
lothiraldan added inline comments.

INLINE COMMENTS

> yuja wrote in destutil.py:356
> Can be `return revs.min()`?

It seems so and it's much simpler to read. I have sent a follow-up: https://phab.mercurial-scm.org/D3137

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2398

To: lothiraldan, #hg-reviewers, indygreg, durin42
Cc: yuja, indygreg, mercurial-devel