code: function SearchBox() {
                      /// <signature helpKeyword="WinJS.UI.SearchBox.dispose">
                      /// <summary locid="WinJS.UI.SearchBox.dispose">
                      /// Disposes this control.
                      /// </summary>
                      /// <compatibleWith platform="Windows" minVersion="8.1"/>
                      /// </signature>
                      if (this._disposed) {
                          return;
                      }
                      AutoSuggestBox.AutoSuggestBox.prototype.dispose.call(this);
  
                      if (this._focusOnKeyboardInput) {
                          Application._applicationListener.removeEventListener(this.element, "requestingfocusonkeyboardinput", this._requestingFocusOnKeyboardInputHandlerBind);
                      }
                  }
docs: Methods