[Reviewers] [Differential] [Changed Subscribers] D19: convert: remove `if False` block

[krbullock (Kevin Bullock)]

krbullock added a subscriber: reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D19

EMAIL PREFERENCES
  https://phab.mercurial-scm.org/settings/panel/emailpreferences/

To: durin42, krbullock
Cc: reviewers