tree b1dd9d0f6408811e71dade4f1ccbc52f18114a5e
parent d12560aa2134d3af21a1220cd4873553f9c51743
author Doug Zongker <dougz@android.com> 1284512815 -0700
committer Doug Zongker <dougz@android.com> 1284524798 -0700

close update package before installing; allow remount

Close the update package before invoking the binary, to allow the
installer to unmount /cache if it wants to.  Add a function to allow
remounting of a mount as read-only.

Change-Id: Idfcc96c3da66083295177f729263560be58034e4