Philipp Hancke bf0223b3a0 sdp: move serialization of ice, dtls and header extensions to helpers
preparing to put them at session level when max-bundle is set.

Drive-by: move m= serialization to helper.

BUG=None

Change-Id: I04d918ee8eb70c0cc40baf8ebc12054c6b3a2a15
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/288820
Commit-Queue: Philipp Hancke <phancke@microsoft.com>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#38950}
2022-12-23 11:47:42 +00:00
..
2019-01-28 11:17:00 +00:00
2022-05-12 18:34:33 +00:00
2022-01-18 13:46:37 +00:00