Harald Alvestrand 13834cfacd Add callback-based interface to IceTransportInternal GatheringState
This allows both the signal and the callback to be used.

Bug: webrtc:11943
Change-Id: I89460126d415520295c7e7d4ee440156a6e9e5ab
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/329140
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#41282}
2023-11-30 09:25:37 +00:00
..
2021-08-31 14:27:49 +00:00