D1846: rust: avoid redundant 'static lifetime

[glandium (Mike Hommey)]

glandium added a comment.


  > but it's okay to depend on backports or rustup to /build/ packages
  
  The only exception where it's okay is, essentially, Firefox. With a backport of the rust compiler landing in stable about once a year, and even then it won't replace the version in stable. See the gcc-mozilla package in Debian wheezy.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D1846

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