docs: function (cfg, ctxt, lineNumber) {
          var controller = new ariaWidgetsControllersTextDataController();
          this.$TextInput.constructor.call(this, cfg, ctxt, lineNumber, controller);
          this._isTextarea = true;
          cfg.labelHeight = (cfg.labelHeight > -1) ? cfg.labelHeight : this.LABEL_HEIGHT;
  
          this.cfg = cfg;
      }