This reverts commit 32ca95145c4636374266f5b5d4d1ac43658bc758. Reason for revert: Internal test failure Original change's description: > Only enable conference mode simulcast allocations with flag enabled > > Non-conference mode simulcast screenshares were mistakenly using the > conference mode semantics in the simulcast rate allocator, which broke > spec compliant usage in some situation. > > This behavior should only be used when explicitly using the SDP entry > "a=x-google-flag:conference" in both offer and answer. > > Bug: webrtc:11310, chromium:1093819 > Change-Id: Ibcba75c88a8405d60467546b33977a782e04e469 > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/179081 > Reviewed-by: Harald Alvestrand <hta@webrtc.org> > Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> > Commit-Queue: Florent Castelli <orphis@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#31828} TBR=ilnik@webrtc.org,hta@webrtc.org,orphis@webrtc.org Change-Id: I5ccb6e87594f491ba09fe6b837ee24d63db878ca No-Presubmit: true No-Tree-Checks: true No-Try: true Bug: webrtc:11310 Bug: chromium:1093819 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/180801 Reviewed-by: Florent Castelli <orphis@webrtc.org> Commit-Queue: Florent Castelli <orphis@webrtc.org> Cr-Commit-Position: refs/heads/master@{#31829}