Harald Alvestrand 42b983a606 Add some RTC_GUARDED_BY statements
These seem to have been forgotten when modifying
sdp_offer_answer.h. It's nice to be consistent.

Bug: none
Change-Id: Iffc4acbc48c0052141e029dcff4faebedbb22784
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/235726
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35243}
2021-10-20 07:19:43 +00:00
..
2021-05-27 09:56:42 +00:00
2019-01-28 11:17:00 +00:00
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2021-05-27 09:56:42 +00:00
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