It's safe to ignore this overflow since it only affects audio data,
not indices or anything like that.
Bug: chromium:835637
Change-Id: I60162e4627b08d5e3ba3a21fdae8087f098c7e46
Reviewed-on: https://webrtc-review.googlesource.com/72701
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Commit-Queue: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23030}