
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)