Comment 4 for bug 1056380

Reviewed: https://review.openstack.org/14090
Committed: http://github.com/openstack/nova/commit/724adcf8a72321f96628bdfdbdba4fa420222ee1
Submitter: Jenkins
Branch: stable/folsom

commit 724adcf8a72321f96628bdfdbdba4fa420222ee1
Author: Aaron Rosen <email address hidden>
Date: Tue Sep 25 11:24:14 2012 -0700

    Deleting security group does not mark rules as deleted

    Adds query to also delete rules for parent_group_id

    Fixes bug 1056380

    Change-Id: I3d041b49703bf298a80d2ebe19c1298eecf2d98d