Google Map API turn off

/*
 * Turn off googlemap api
 * ref: http://www.kriesi.at/support/topic/problem-with-a-plugin/#post-761759
 */
add_filter('avf_load_google_map_api', 'disable_google_map_api', 10, 1);
  function disable_google_map_api($load_google_map_api) {
  $load_google_map_api = false;
  return $load_google_map_api;
}