sprang af4ced986b Transport sequence number should be set also for retransmissions.
When fetching a packet from the rtp packet history, cuased by a
retransmission, the transport seq extension header is enabled but the
sequence number is set to 0. A new transport seq should be assigned in
this case.

BUG=

Review URL: https://codereview.webrtc.org/1385563005

Cr-Commit-Position: refs/heads/master@{#10183}
2015-10-06 13:02:57 +00:00
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2015-10-06 12:05:03 +00:00
2015-09-29 22:45:23 +00:00