code: @Indexable(type = IndexableType.DELETE)
  	@Override
  	public CommerceDiscountUsageEntry deleteCommerceDiscountUsageEntry(
  		CommerceDiscountUsageEntry commerceDiscountUsageEntry) {
  		return commerceDiscountUsageEntryPersistence.remove(commerceDiscountUsageEntry);
  	}
docs: Deletes the commerce discount usage entry from the database. Also notifies the appropriate model listeners.
  
  @param commerceDiscountUsageEntry the commerce discount usage entry
  @return the commerce discount usage entry that was removed