GitLab

MessageLoop is deprecated and we no longer run SequenceManager
instances on top of a MessageLoop

BUG=891670

Change-Id: Ie24973c321b0656b7decc2bc33b9d0566d4e2fc4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1715502
Commit-Queue: Sami Kyöstilä <skyostil@chromium.org>
Reviewed-by: Sami Kyöstilä <skyostil@chromium.org>
Auto-Submit: Carlos Caballero <carlscab@google.com>
Cr-Commit-Position: refs/heads/master@{#682717}