stefan 099110cf4b Don't send audio packets if the network is down.
BUG=webrtc:7083

Review-Url: https://codereview.webrtc.org/2664213002
Cr-Commit-Position: refs/heads/master@{#16397}
2017-02-01 11:57:42 +00:00
..
2016-12-12 15:53:39 +00:00