[1.5.x] Made gis get_default_columns mirror changes in normal compiler

        result = []

        if opts is None:

            opts = self.query.model._meta

        # Skip all proxy to the root proxied model

        opts = opts.concrete_model._meta

        aliases = set()

        only_load = self.deferred_to_columns()

        if start_alias:

            seen = {None: start_alias}

        for field, model in opts.get_fields_with_model():

            # For local fields (even if through proxy) the model should

            # be None.

            if model == opts.concrete_model:

                model = None

            if local_only and model is not None:

                continue

            if start_alias: