This checks the ro.usb.userspace.aoa.enabled property which is set by device init when enabling the userspace AOA implementation Bug: 407985367 Bug: 440091110 Flag: android.hardware.usb.flags.enable_aoa_userspace_implementation Test: Manual - flagging infrastructure Change-Id: I96ed1133dddabbcf685597179db7fb5bcb154893 Signed-off-by: Neill Kapron <nkapron@google.com>