Shut down if UI starts after service is disconnected.

Additionally, this change can cause multiple calls to attemptToCleanup()
so the change adds appropriate null checks.

bug:10767438
Change-Id: Ieeb4a00653a6b3bcacca105d649ca9efd8ae8d44
1 file changed
tree: 8dfb07a1d49ee8cb46ff81292fafebdb4fd74955
  1. InCallUI/