Merge pull request #12804 from pgavlin/VSO462274
authorPat Gavlin <pgavlin@gmail.com>
Fri, 14 Jul 2017 16:27:26 +0000 (09:27 -0700)
committerGitHub <noreply@github.com>
Fri, 14 Jul 2017 16:27:26 +0000 (09:27 -0700)
Mark shift helpers that produce an unused value as such.


Trivial merge