This CL changes the filter delay detection to rely on the largest peak while the correctness of the filter is changed to be based on the performance achieved by the filter. Bug: webrtc:8397,chromium:774867 Change-Id: I70c953815192478f9a8e0da9f2b8fd9edac3f481 Reviewed-on: https://webrtc-review.googlesource.com/10803 Commit-Queue: Per Åhgren <peah@webrtc.org> Reviewed-by: Gustaf Ullberg <gustaf@webrtc.org> Cr-Commit-Position: refs/heads/master@{#20321}