contacts-8.x-1.x-dev/src/Form/ContactsProfileForm.php

<?php

namespace Drupal\contacts\Form;

use Drupal\Core\Form\FormStateInterface;
use Drupal\profile\Form\ProfileForm;

/**
 * Contacts wrapper around the profile form for use on the contact dashboard.
 */
class ContactsProfileForm extends ProfileForm {

  /**
   * {@inheritdoc}
   */
  protected function actions(array $form, FormStateInterface $form_state) {
    $actions = parent::actions($form, $form_state);

    // Hide delete and add a cancel button.
    unset($actions['delete']);
    $actions['cancel'] = [
      '#type' => 'submit',
      '#value' => $this->t('Cancel'),
      '#limit_validation_errors' => [],
      '#validate' => [],
      '#submit' => [],
    ];

    return $actions;
  }

  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    $this->entity->save();
    $profile_type = $this->entityTypeManager->getStorage('profile_type')->load($this->entity->bundle());
    $this->messenger()->addMessage($this->t('@label saved.', ['@label' => $profile_type->label()]));
  }

}