This reverts commit 80cb3f6db622442b6360e67851e8903aa0d06d03. Reason for revert: Performance regression on downstream project. Original change's description: > Remove the injectable bitrate allocation strategy API. > > This removes PeerConnectionInterface::SetBitrateAllocationStrategy() > plus a ton of now-dead code. > > Bug: webrtc:10556 > Change-Id: Icfae3bdd011588552934d9db4df16000847db7c3 > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/133169 > Reviewed-by: Henrik Andreassson <henrika@webrtc.org> > Reviewed-by: Niels Moller <nisse@webrtc.org> > Reviewed-by: Sebastian Jansson <srte@webrtc.org> > Commit-Queue: Jonas Olsson <jonasolsson@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#28523} TBR=henrika@webrtc.org,kwiberg@webrtc.org,nisse@webrtc.org,srte@webrtc.org,alexnarest@webrtc.org,jonasolsson@webrtc.org # Not skipping CQ checks because original CL landed > 1 day ago. Bug: webrtc:10556 Change-Id: Ife905d661e7b1a227662395c729a9336c62fd2d7 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/145338 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28560}