D2317: manifest: use list(dict) instead of dict.keys() to get a list of keys

[durin42 (Augie Fackler)]

durin42 added a comment.


  In https://phab.mercurial-scm.org/D2317#38442, @indygreg wrote:
  
  > This one feels sub-optimal because of the amount of intermediary variables. But I think it should be OK.
  
  
  Agreed, though it's equivalent to what's already happening with .keys().
  
  So far treemanifest code hasn't been prominent in profiles at Google, so it's not high on my optimization list.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2317

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