GitLab

The class is deprecated. Eliminate empty methods. Inline code from
remaining methods.

TBR=rcui@chromium.org

Bug: 866523
Change-Id: I6c785a5c58b4b95f2a3b543ab80b66610fc88519
Reviewed-on: https://chromium-review.googlesource.com/1164629Reviewed-by: James Cook <jamescook@chromium.org>
Commit-Queue: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#581334}