In particular that avoids lifetime issues with the field trials passed into peerconnection, as now PC takes field trials object by unique_ptr and thus fully manages its lifetime.
Bug: webrtc:42220378
Change-Id: Ia863e9703b5c76ae1866d0ff995b83286c0b947e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/371480
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#43576}