code: @Indexable(type = IndexableType.DELETE)
  	@Override
  	public CommerceCurrency deleteCommerceCurrency(long commerceCurrencyId)
  		throws PortalException {
  		return commerceCurrencyPersistence.remove(commerceCurrencyId);
  	}
docs: Deletes the commerce currency with the primary key from the database. Also notifies the appropriate model listeners.
  
  @param commerceCurrencyId the primary key of the commerce currency
  @return the commerce currency that was removed
  @throws PortalException if a commerce currency with the primary key could not be found