GitLab

Add title and description that appears on UI dialog for BLE registration
and sign-in flow.

Bug: 849323
Change-Id: I373af67363bddcdfc613282bef095dee58f8521a
Reviewed-on: https://chromium-review.googlesource.com/1105598
Commit-Queue: Jun Choi <hongjunchoi@chromium.org>
Reviewed-by: Balazs Engedy <engedy@chromium.org>
Reviewed-by: Kim Paulhamus <kpaulhamus@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572386}