Pull out the PostFilter to its own NonlinearBeamformer API
This is done to avoid having a nonlinear component in the AEC path.
Now the linear delay and sum is run before the AEC and the postfilter after it.
R=henrik.lundin@webrtc.org, peah@webrtc.org
Review URL: https://codereview.webrtc.org/1982183002 .
Cr-Original-Commit-Position: refs/heads/master@{#13314}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: b983112bc7686ed4276def4c9215c498444c6bdd
13 files changed
