(4 vector allocations removed) Bug: webrtc:12035,webrtc:12036 Change-Id: Ie0d734cd0016a27c57809af67187ceb97f92f233 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/188621 Commit-Queue: Olga Sharonova <olka@webrtc.org> Reviewed-by: Alessio Bazzica <alessiob@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Per Åhgren <peah@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32441}