Auto merge of #4069 - alexcrichton:remove-unused-dep, r=alexcrichton
authorbors <bors@rust-lang.org>
Thu, 18 May 2017 16:02:59 +0000 (16:02 +0000)
committerbors <bors@rust-lang.org>
Thu, 18 May 2017 16:02:59 +0000 (16:02 +0000)
Remove chrono as a dependency

Turns out we don't use it!


Trivial merge