VP9 screenshare is not used currently, and with these values according to local testing with screenshare_loopback, we get performance not worse than current vp8 settings for similar uplink and downlink values. Bug: webrtc:10257 Change-Id: Icabac04fbd3d616412bbae59291a1fc026d0a504 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/126226 Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org> Reviewed-by: Johannes Kron <kron@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27023}