GitLab

Also makes one or two functions const.

Bug: none
Change-Id: I9a67f5f5839aef92468342c0dfcba36da864d4b4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2348195
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: David Trainor <dtrainor@chromium.org>
Cr-Commit-Position: refs/heads/master@{#797488}