The NetworkStateEstimator is updated on every incoming RTP packet if available. A rtcp::RemoteEstimate packet is sent every time a rtcp::TransportFeedback packet is sent. BUG=webrtc:10742 Change-Id: I4cd8e9d85d35faf76aeefd2e26c2a9fe1a62ca3b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/152161 Commit-Queue: Per Kjellander <perkj@webrtc.org> Reviewed-by: Sebastian Jansson <srte@webrtc.org> Cr-Commit-Position: refs/heads/master@{#29143}