This reverts commit e9d6e658c307fc0241d622756703d5c0d5388d80. Reason for revert: breaks downstream project Original change's description: > Add ability to set ssrcs of RtpSender at construction time > > Bug: webrtc:10774 > Change-Id: I7147a75ccbcd1093dcd2e08047da8900843fdd8d > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144037 > Commit-Queue: Erik Språng <sprang@webrtc.org> > Reviewed-by: Åsa Persson <asapersson@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#28447} TBR=asapersson@webrtc.org,sprang@webrtc.org Change-Id: I8b0cba0836e7d86ae1718055196c2c89860b97ff No-Presubmit: true No-Tree-Checks: true No-Try: true Bug: webrtc:10774 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144368 Reviewed-by: Amit Hilbuch <amithi@webrtc.org> Commit-Queue: Amit Hilbuch <amithi@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28453}