sprang c1abde7e8e Call should allow pass through of keep-alive packets.
Don't force requirement of media type for those packets.

BUG=webrtc:7964

Review-Url: https://codereview.webrtc.org/2973323002
Cr-Commit-Position: refs/heads/master@{#18966}
2017-07-11 10:56:21 +00:00
..
2016-11-17 14:48:56 +00:00
2016-11-16 19:11:38 +00:00