GitLab

Includes updates to the Phone Hub onboarding flow, notification flow,
and settings UI.

Fixed: 1166387
Change-Id: I31f2467e765f37585a8eadd0c2a7b277536e7d38
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2628740
Commit-Queue: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Regan Hsu <hsuregan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#843763}