GitLab

BUG=b:118418068,b:118408452,b:64996728,b:77833131
TEST=Check the external camera is shown in settings.

Change-Id: I83604f5114d4dcd317c281cf63e9fd50ef619d9f
Reviewed-on: https://chromium-review.googlesource.com/c/1326342Reviewed-by: Ricky Liang <jcliang@chromium.org>
Commit-Queue: Shik Chen <shik@chromium.org>
Cr-Commit-Position: refs/heads/master@{#606453}