GitLab

was implicit previously, leading to the weird "... on Linux" step
text on browser_tests.

TBR=martiniss@chromium.org

Bug: 855301
Change-Id: I06e927a6c60f0d8d296370a756496a73e0aa03b1
Reviewed-on: https://chromium-review.googlesource.com/1121831Reviewed-by: John Budorick <jbudorick@chromium.org>
Reviewed-by: Stephen Martinis <martiniss@chromium.org>
Commit-Queue: John Budorick <jbudorick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572006}