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