3b10781c85
The patch I67504a37b0fe2ae5da3cba2f3122d9d0e18b9481 removed the last user of the allocate_port_for_instance() function and the attach flag from various neutron functions. This patch removes the dead code and the related tests. Change-Id: Ie63de6d3126e821fc5783b69f7240c80ac66861d