This change fixes a few cases of mutex recursions resulting in CHECK failures.
Bug: webrtc:11864
Change-Id: I392152e0aed88e100089a09e85504dd0abef62a1
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/182083
Reviewed-by: Henrik Andreassson <henrika@webrtc.org>
Commit-Queue: Markus Handell <handellm@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31970}