def METHOD_NAME(agentproxy):
    """Returns a MultiBridgeMib retriever pre-populated with instances from
    get_dot1d_instances()
    """
    from nav.mibs.bridge_mib import MultiBridgeMib
    instances = yield get_dot1d_instances(agentproxy)
    defer.returnValue(MultiBridgeMib(agentproxy, instances))