message: removing unnecessary arguments.length check
diff: @@ -325,14 +325,12 @@ define(function(){
  * @returns {Tone} this
  */
  Tone.prototype.chain = function(){
  - if (arguments.length > 0){
  var currentUnit = this;
  for (var i = 0; i < arguments.length; i++){
  var toUnit = arguments[i];
  currentUnit.connect(toUnit);
  currentUnit = toUnit;
  }
  - }
  return this;
  };
  @@ -342,11 +340,9 @@ define(function(){
  * @returns {Tone} this
  */
  Tone.prototype.fan = function(){
  - if (arguments.length > 0){
  for (var i = 0; i < arguments.length; i++){
  this.connect(arguments[i]);
  }
  - }
  return this;
  };
  @@ -357,14 +353,12 @@ define(function(){
  * @static
  */
  Tone.connectSeries = function(){
  - if (arguments.length > 1){
  var currentUnit = arguments[0];
  for (var i = 1; i < arguments.length; i++){
  var toUnit = arguments[i];
  currentUnit.connect(toUnit);
  currentUnit = toUnit;
  }
  - }
  return Tone;
  };
  