ThreadManager, i.e. list of all thread is only used for debugging
purpose now, such uses do not enter the loop recursively
Bug: webrtc:11567
Change-Id: I7deb86e0245950c92fe27485285fd119baf6707a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/289461
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#38986}
c3c8934219