D6167: fix: allow fixer tools to return metadata in addition to the file content

[martinvonz (Martin von Zweigbergk)]

martinvonz added a comment.


  I don't like to queue patches that are written mainly for Google's benefit, but it's been a month and we haven't heard any complaints. I'll start reviewing this now and will queue it when I'm done (assuming I have no major comments, of course).

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D6167

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