Auto merge of #4185 - ids1024:typo, r=Mark-Simulacrum
authorbors <bors@rust-lang.org>
Sat, 17 Jun 2017 18:22:04 +0000 (18:22 +0000)
committerbors <bors@rust-lang.org>
Sat, 17 Jun 2017 18:22:04 +0000 (18:22 +0000)
Fix typo in comment


Trivial merge