message: removing unused params
diff: @@ -65,9 +65,6 @@ implements AbstractParam<Type> {
  static getDefaults(): SignalOptions<any> {
  return Object.assign(ToneAudioNode.getDefaults(), {
  - channelCount: 1,
  - channelCountMode: "explicit" as ChannelCountMode,
  - channelInterpretation: "discrete" as ChannelInterpretation,
  convert: true,
  units: "number" as UnitName,
  value: 0,
  