if err != nil {
		return nil, err
	}

	for _, l := range listeners.DynamicListeners {
		if l.ActiveState == nil {
			continue
		}
		// Support v2 or v3 in config dump. See ads.go:RequestedTypes for more info.
		l.ActiveState.Listener.TypeUrl = v3.ListenerType
		listenerTyped := &listener.Listener{}
		err = l.ActiveState.Listener.UnmarshalTo(listenerTyped)
		if err != nil {
			return nil, err

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