*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$this->imageStyle->deleteImageEffect($this->imageEffect);
- drupal_set_message($this->t('The image effect %name has been deleted.', ['%name' => $this->imageEffect->label()]));
+ $this->messenger()->addStatus($this->t('The image effect %name has been deleted.', ['%name' => $this->imageEffect->label()]));
$form_state->setRedirectUrl($this->imageStyle->urlInfo('edit-form'));
}