Issue #2272201 by kim.pepper: Move drupal_match_path in path.inc to a service.
Issue #1921558 by ParisLiakos, xjm, Dave Reid: Convert file_get_mimetype() to use Symfony MimeTypeGuessers.
Issue #2138073 by damiankloip, xjm: Remove module_load_include() call from NodeController::revisionOverview().