- Change some member functions to be private. These were only called by other private member functions. - Replace DeleteMediaPackets() with direct calls to media_packets_.clear() - Rename GetFecPacketsAsRed to GetUlpfecPacketsAsRed. No functional changes are intended by this CL. BUG=webrtc:5654 R=stefan@webrtc.org Review URL: https://codereview.webrtc.org/2305793003 . Cr-Commit-Position: refs/heads/master@{#14491}