
Changes: - adding the `RTCRemoteOutboundRtpStreamStats` dictionary (see [1]) - collection of remote outbound stats (only for audio streams) - adding `remote_id` to the inbound stats and set with the ID of the corresponding remote outbound stats only if the latter are available - unit tests [1] https://www.w3.org/TR/webrtc-stats/#dom-rtcremoteoutboundrtpstreamstats Tested: verified from chrome://webrtc-internals during an appr.tc call Bug: webrtc:12529 Change-Id: Ide91dc04a3c387ba439618a9c6b64a95994a1940 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/211042 Commit-Queue: Alessio Bazzica <alessiob@webrtc.org> Reviewed-by: Björn Terelius <terelius@webrtc.org> Reviewed-by: Sam Zackrisson <saza@webrtc.org> Reviewed-by: Henrik Boström <hbos@webrtc.org> Cr-Commit-Position: refs/heads/master@{#33545}