destroy(){
		super.destroy();

		return this;
	}
// clean up any object refs that could prevent garbage collection, etc.
clean up any object refs that could prevent garbage collection, etc.
clean up any object refs that could prevent garbage collection etc .
destroy(){
		super.destroy();
		return this;
	}
destroy ( ) { super . destroy ( ) ; return this ; }
clean up any object refs that could prevent garbage collection, etc.
clean up any object refs that could prevent garbage collection etc .