/** * {@inheritdoc} */ public function submitForm(array &$form, FormStateInterface $form_state) { $values = $form_state->getValues(); $key = $values['key']; $uid = $values['uid']; $this->user_data->delete('oauth', $uid, $key); drupal_set_message($this->t('OAuth consumer deleted.')); Cache::invalidateTags(['oauth:' . $uid]); $form_state->setRedirect('oauth.user_consumer', array('user' => $form_state->getValue('uid'))); }