This CL extend critical sections to incorporate:
* private_submodules_->echo_controller
* config_
As a side benefit, it prevents weird interleaving where configuration
could have been changed in the middle of GetStatistics methods.
Bug: webrtc:9841
Change-Id: I0de5e756a684c2ff1be4effccf8c0f3d3175e3b9
Reviewed-on: https://webrtc-review.googlesource.com/c/105142
Reviewed-by: Gustaf Ullberg <gustaf@webrtc.org>
Commit-Queue: Yves Gerey <yvesg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25121}
499bc6c5d0