Commits

Kenny Root authored aa48540222e
Free AssetManager weak refs before unmounting AssetManagers are kept in WeakReference pools so there's a change another thread in the system_server has opened a file on the external card. Attempt to force a garbage collection to free these references each time we're about to unmount a volume on the external storage. Change-Id: I6e816e8c67b179887e488dc6758b43bcdd5914fb