GitLab

Design doc: http://doc/1ZwBd-j5fEJhSNz3Nry-L7qV4TyOO1erHYRXQ9Cax7mo#heading=h.7nki9mck5t64

Bug: chromium:1051466
Change-Id: I27089c294642178102401696b6154aa731eed69f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2351992
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Mike West <mkwst@chromium.org>
Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799084}