code: function() {
  				TextField.prototype.destroy.call(this);
  				if (this.mylabel) {
  					this.mylabel = null;
  				}
  				if (this.mycontrol) {
  					if (this.mycontrol.commandTooltip) {
  			            this.mycontrol.commandTooltip.destroy();
  			        }
  		            this.mycontrol = null;
  		        }
  		    }
docs: $NON-NLS-0$