added in https://github.com/w3c/webrtc-stats/pull/611 * foundation * relatedAddress * relatedPort * usernameFragment * tcpType BUG=webrtc:14480 Change-Id: I5f43373fbbc7c780b8dafb6e2ace2c27f5e22970 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/276780 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Philipp Hancke <phancke@microsoft.com> Reviewed-by: Henrik Boström <hbos@webrtc.org> Cr-Commit-Position: refs/heads/main@{#38292}