e5ba75a658
SimulcastEncoderAdapter calls Release() on a failed sub-encoder init, but Release only knows how to clean up encoders that have registered stream info. Since failed ones don't register, they aren't currently cleaned up. BUG=None Review-Url: https://codereview.webrtc.org/2544003005 Cr-Commit-Position: refs/heads/master@{#15553}