D2231: narrow: fix for getting the username when running http server

[indygreg (Gregory Szorc)]

indygreg added a comment.


  I think it's fine for now. I accepted this commit.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D2231

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