private void discardDownstreamMediaChunk(){
  MediaChunk removed=mediaChunks.removeFirst();
  long totalBytes=removed.bytesLoaded();
  removed.release();
  notifyDownstreamDiscarded(removed.startTimeUs,removed.endTimeUs,totalBytes);
}

private void discardDownstreamMediaChunk ( ) { MediaChunk removed = mediaChunks . removeFirst ( ) ; long totalBytes = removed . bytesLoaded ( ) ; removed . release ( ) ; notifyDownstreamDiscarded ( removed . startTimeUs , removed . endTimeUs , totalBytes ) ; }
discards the first downstream media chunk .
