Revert "UBUNTU: SAUCE: (namespace) mqueue: Super blocks must be owned by the...

Revert "UBUNTU: SAUCE: (namespace) mqueue: Super blocks must be owned by the user ns which owns the ipc ns"

BugLink: http://bugs.launchpad.net/bugs/1588056



This reverts commit dec77184.

Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
Acked-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Brad Figg <brad.figg@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>