In simulcast screenshare the lower stream can be disabled for ~2 seconds due to bandwidth limitations. During that time with 30 input fps more than 50 frames can be pending. This CL remove unnecessary warnings. Bug: webrtc:4172 Change-Id: I979c946a03ff3f67f500843c66382e437ecd559b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/134041 Reviewed-by: Johannes Kron <kron@webrtc.org> Commit-Queue: Ilya Nikolaevskiy <ilnik@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27735}