The PushResampler has a SincResampler per channel. Before this CL, it was hard-coded to handle up to 2 channels. In this CL I made it handle arbitrarily many. Bug: webrtc:8649 Change-Id: Ia2f33e45535f8bbda59090f8a0847546ff7edd75 Reviewed-on: https://webrtc-review.googlesource.com/103000 Commit-Queue: Alex Loiko <aleloi@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Cr-Commit-Position: refs/heads/master@{#24928}