[webrtc-stats] new commits pushed by alvestrand

The following commits were just pushed by alvestrand to https://github.com/w3c/webrtc-stats:

* totalPacketSendDelay added (#421)

* totalPacketSendDelay added

* Clarified measurements
  by henbos
https://github.com/w3c/webrtc-stats/commit/eef7b3c454d662c367afabc6c3e7ebcce8fb33b1

Received on Wednesday, 15 May 2019 16:05:14 UTC