GitLab

The "installed" event is fired when
ArcAppListPrefs::Observer::OnAppRegistered is called, which is the time
that |launchApp| can be used to actually launch the app.

Bug: 819404
Change-Id: If874607a351fb2e0e24637c7b6b4c1013b6812ae
Reviewed-on: https://chromium-review.googlesource.com/1152703
Commit-Queue: Wenzhao (Colin) Zang <wzang@chromium.org>
Reviewed-by: Toni Barzic <tbarzic@chromium.org>
Reviewed-by: Reilly Grant <reillyg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#581370}