GitLab

Related spec changes:
  https://github.com/gpuweb/gpuweb/pull/518
  https://github.com/gpuweb/gpuweb/pull/545

Bug: 852089
Change-Id: I462caa2a94664a19f518a1e6813328acc68f77bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2021564
Commit-Queue: Jinho Bang <jinho.bang@samsung.com>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738858}