private static void deleteHours(ContentResolver cr,String restaurantId){
  String sel=OpenHours.RESTAURANT_ID + " = ?";
  String[] args={restaurantId};
  cr.delete(OpenHours.CONTENT_URI,sel,args);
  cr.delete(OpenDays.CONTENT_URI,sel,args);
}

private static void deleteHours ( ContentResolver cr , String restaurantId ) { String sel = OpenHours . RESTAURANT_ID + " = ?" ; String [ ] args = { restaurantId } ; cr . delete ( OpenHours . CONTENT_URI , sel , args ) ; cr . delete ( OpenDays . CONTENT_URI , sel , args ) ; }
delete the restaurant ' s open hours and open days .
