D2918: rebase: inline _makextrafn() now that we have only one caller

[indygreg (Gregory Szorc)]

indygreg accepted this revision.
indygreg added a comment.
This revision is now accepted and ready to land.


  The ability to register extra functions seems like the important functionality here. And `self.extrafns` is preserved. So I don't think anyone will miss the old function.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2918

To: martinvonz, phillco, #hg-reviewers, indygreg
Cc: indygreg, mercurial-devel