@webapi_check_login_required
    @webapi_check_local_site
    @webapi_response_errors(DOES_NOT_EXIST)
    def get_list(self, *args, **kwargs):
        try:
            return super(DiffResource, self).get_list(*args, **kwargs)
        except self.model.DoesNotExist:
            return DOES_NOT_EXIST
Gets the BlobStorage instance from the API proxy stub map.
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/webapi/resources/diff.py/DiffResource.get_list--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/devappserver2/blob_download.py/_get_blob_storage