convert call/ (and the collaterals) Bug: webrtc:10335 Change-Id: I8f6bc13c032713aa2a947724b464f6f35454d39a Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/254320 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Jonas Oreland <jonaso@webrtc.org> Cr-Commit-Position: refs/heads/main@{#36165}