philipel 41b8ca0420 PacketBuffer no longer copy the bitstream data of incoming packets.
This change the interface of the PacketBuffer since the bitstream data of the packet has to be persistent when inserted into the PacketBuffer.

BUG=webrtc:5514
R=stefan@webrtc.org

Review URL: https://codereview.webrtc.org/2476283002 .

Cr-Commit-Position: refs/heads/master@{#14949}
2016-11-07 14:42:32 +00:00
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2016-09-10 05:40:34 +00:00