Philipp Hancke 22005ab39b Remove obsolete header extension API names
and update spec link.

BUG=chromium:1051821

Change-Id: I42dbe36b2299f01cb4eb8010c893623fde7472fe
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/296702
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Commit-Queue: Philipp Hancke <phancke@microsoft.com>
Cr-Commit-Position: refs/heads/main@{#39548}
2023-03-13 14:49:05 +00:00
..
2022-01-18 13:46:37 +00:00