Philipp Hancke cd0373f013 peerconnection: add was-ever-connected boolean flag
and report some metrics only on the first connection state
change to connected

BUG=webrtc:12383

Change-Id: I32908e23c51aa40730be8e534793829268d4e25e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/208583
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Philipp Hancke <philipp.hancke@googlemail.com>
Cr-Commit-Position: refs/heads/master@{#33333}
2021-02-24 13:22:42 +00:00
..
2021-02-10 15:04:55 +00:00
2021-02-10 15:04:55 +00:00
2020-02-25 14:45:04 +00:00
2021-02-06 09:47:02 +00:00