fix sloppy backport of safelease rename

Somehow, this sloppy backport of I74070ebb43dd726362900a0746c
was not caught by Jenkins. Any idea why?

Change-Id: Iaf1dc264d17b59934b78877a11f37b21614b268e
Signed-off-by: Dan Kenigsberg <danken@redhat.com>
Reviewed-on: http://gerrit.ovirt.org/11544
Reviewed-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Reviewed-by: Federico Simoncelli <fsimonce@redhat.com>