The discardability flag denotes whether the frame may be dropped by the decoder with no effect on the decodability of subsequent frames. Bug: webrtc:10214 Change-Id: I3654951d8863b50effe9670b8d1d7eb051240039 Reviewed-on: https://webrtc-review.googlesource.com/c/122241 Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Erik Språng <sprang@webrtc.org> Commit-Queue: Elad Alon <eladalon@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26763}