Add VmStatus to StartVmResponse.

When this status indicates the VM is already running, CrostiniManager can
avoid waiting forever for a signal that Tremplin has started in the VM.

Bug: crbug:884576
Change-Id: I7c4577a4fa5d0bcba2c158a046ad31e81236b421
Reviewed-on: https://chromium-review.googlesource.com/1226733
Commit-Ready: Nicholas Verne <nverne@chromium.org>
Tested-by: Nicholas Verne <nverne@chromium.org>
Reviewed-by: Jeffrey Kardatzke <jkardatzke@google.com>
1 file changed