This allows clients to stop using the old pointer-to-submodule interfaces
for enabling/disabling AEC2 and AECM.
The legacy suppression level flag for AEC2 is not yet activated.
NoTry=TRUE
Bug: webrtc:9535
Change-Id: Ie2c3378d832a6b393aec656d96597f85e299f500
Reviewed-on: https://webrtc-review.googlesource.com/94771
Commit-Queue: Sam Zackrisson <saza@webrtc.org>
Reviewed-by: Alex Loiko <aleloi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24328}