bf8d3e572c
Collected in accordance with the spec: https://w3c.github.io/webrtc-stats/#candidatepair-dict* totalRoundTripTime is collected as the sum of rtt measurements, it was previously not collected. currentRoundTripTime is collected as the latest rtt measurement, it was previously collected as a smoothed value, which was incorrect. Connection is updated to collect these values which are surfaced through ConnectionInfo. BUG=webrtc:7062, webrtc:7204 Review-Url: https://codereview.webrtc.org/2719523002 Cr-Commit-Position: refs/heads/master@{#16905}