original_string: public function actionDelete($caller, $id)
      {
          $this->findModel($id)->delete();
          return $this->redirect(['index', 'caller' => $caller]);
      }
code: public function actionDelete($caller, $id)
      {
          $this->findModel($id)->delete();
          return $this->redirect(['index', 'caller' => $caller]);
      }
code_tokens: public function actionDelete ( $ caller , $ id ) { $ this -> findModel ( $ id ) -> delete ( ) ; return $ this -> redirect ( [ 'index' , 'caller' => $ caller ] ) ; }
docstring: Deletes an existing ArtifactType model.
  If deletion is successful, the browser will be redirected to the 'index' page.
  @param integer $id
  @return mixed
docstring_tokens: Deletes an existing ArtifactType model . If deletion is successful the browser will be redirected to the index page .