Form submission handler.
array $form: An associative array containing the structure of the form.
array $form_state: An associative array containing the current state of the form.
Overrides FormInterface::submitForm
public function submitForm(array &$form, array &$form_state) {
menu_link_delete($this->menuLink->mlid);
$set_name = str_replace('shortcut-', '', $this->menuLink->menu_name);
$form_state['redirect'] = 'admin/config/user-interface/shortcut/manage/' . $set_name;
drupal_set_message(t('The shortcut %title has been deleted.', array(
'%title' => $this->menuLink->link_title,
)));
}