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}