Both places that new'd it were then setting its locale themselves; they might as well do it tidily by passing it to the constructor. There's also no need to cleanup() in the constructor; every back-end is a no-op when collator has its initial value. Tidied up the class declaration in the process: * moved {con,de}structor to be first methods * comment on the two methods back-ends provide Change-Id: I041669637935e68141e002156552af8b475ba36e Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>