Alter theme registry

theme_registry_alter

/**
 * Implements hook_theme_registry_alter().
 *
 * @param $theme_registry
 *   Drupal theme registry that could be changed.
 */
function azr_catalog_theme_registry_alter(&$theme_registry) {
  if (($key = array_search('crumbs_preprocess_page', $theme_registry['page']['preprocess functions'])) !== NULL) {
    unset($theme_registry['page']['preprocess functions'][$key]);
  }
}