This CL ensures that the high-pass filter is on whenever the echo
controller is on. This is important as the echo controller code assumes
that the external high-pass filter is active.
The CL also corrects the ToggleAec unit test (which started failing
after this code change).
Bug: webrtc:11159,chromium:1030179
Change-Id: Ie29db74bf3de6279a08564398d32d67d5e1569db
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/161222
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Commit-Queue: Per Åhgren <peah@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29979}
3a77f93589