Comment 16 for bug 1812168

Reviewed: https://review.opendev.org/718209
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=0d3d689a4e8c97ca25841444e7d425614b6c977d
Submitter: Zuul
Branch: stable/queens

commit 0d3d689a4e8c97ca25841444e7d425614b6c977d
Author: Salvatore Orlando <email address hidden>
Date: Mon Oct 28 09:06:33 2019 +0000

    Remove Floating IP DNS record upon associated port deletion

    Port deletion triggers disassociate_floatingips. This patch ensures
    that method not only clears the port association for a Floating IP,
    but also removes any DNS record associated with it.

    Change-Id: Ia6202610c09811f240af35e2523126447bf02ca5
    Closes-Bug: #1812168
    (cherry picked from commit 4379310846078c45df140071688f740cd900c1d6)
    (cherry picked from commit 9def99f3d20df5253bafba24bd1ca2ea9c99a032)