GitLab

The chips should read out either the group title or "Unnamed group"
and also read out the contents of the group.

Bug: 1027373
Change-Id: Ia8eb6f31433e8cec7e1f80c1185e45d970100db0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2099024
Commit-Queue: John Lee <johntlee@chromium.org>
Reviewed-by: Esmael Elmoslimany <aee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#749487}