Do not allow apps to list obb or data directory via Fuse

As in b/151316657, we will remove the direct bind mount on
Android/data and Android/obb directory, so these paths will
go through Fuse.

Hence, we need to make fuse to block listing these directories.

Bug: 152603655
Test: setprop persist.sys.vold_app_data_isolation_enabled true
Test: atest FuseDaemonHostTest
Change-Id: I47b5bc03b49e70be1004bd4cfb9ce9638a760c04
3 files changed