Prohibit deletion of ports currently in use by a trunk

A port that is currently in use as a trunk port or a subport cannot be
deleted. The trunk or subport that the port is owned by must be deleted
first.

Partially-implements: blueprint vlan-aware-vms
Change-Id: I35aec716b44b85a686c9d0f8f591d7d1ec21a794
1 file changed
tree: ad112e63163a54227dbfc767bbd8f51df9673a41
  1. neutron/