GitLab

Found by vet.

Change-Id: I50420771678b1a3695348ce1a81f410479ed09a1
Reviewed-on: https://go-review.googlesource.com/28394


Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>