honghaiz 8c404fab8d When doing DisableEquivalentPhases, exclude those AllocationSequences
whose network has ever been removed. It is unlikely the sockets/ports/candidates created from
those AllocationSequences will still be valid.

BUG=

Review URL: https://codereview.webrtc.org/1361183004

Cr-Commit-Position: refs/heads/master@{#10093}
2015-09-28 14:59:50 +00:00
..
2015-04-01 15:08:49 +00:00