Kill apps using PublicVolume when unmounting. am: 8aff854
am: f6b34cb

* commit 'f6b34cb9d1521a75b1f878e6f39717151de6b39d':
  Kill apps using PublicVolume when unmounting.

Change-Id: Ie3f4a11fe1f1d5daf48c4b6355c106bfb61b51b1