GitLab

Crostini Terminal icon now has a Shut Down Linux item, which is enabled
if and only if the default vm is running for this user.
CrostiniManager now tracks |running_vms_| and updates this multimap when
vms start and stop.

Bug: 848116
Change-Id: I1130f0ff2e122828c81c286fa3a4362e3cb3138d
Reviewed-on: https://chromium-review.googlesource.com/1124065Reviewed-by: Timothy Loh <timloh@chromium.org>
Commit-Queue: Nicholas Verne <nverne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572501}