These were added in https://github.com/google/ExoPlayer/commit/b57aa34b66554097b0ea2296b05c828847e1fdd2 and then not removed when the rest of the code was removed in https://github.com/google/ExoPlayer/commit/0b0277af5001e5e669b007d33dcfffbf6e9d26db PiperOrigin-RevId: 432419684
