Merge pull request #4109 from atom/const
authorCheng Zhao <zcbenz@gmail.com>
Fri, 15 Jan 2016 08:32:07 +0000 (16:32 +0800)
committerCheng Zhao <zcbenz@gmail.com>
Fri, 15 Jan 2016 08:32:07 +0000 (16:32 +0800)
[WIP] Use `const` for requires


Trivial merge