anchor.diff:  
       {noreply, State};
   
  +handle_info(tree_refresh, #state{}=State) ->
  +    %% Use our tree for the root.
  +    Root = node(),
  +
  +    %% Get lazily computed outlinks.
  +    OutLinks = try partisan_plumtree_broadcast:debug_get_peers(node(), Root) of
  +        {EagerPeers, _LazyPeers} ->
  +            ordsets:to_list(EagerPeers)
  +    catch
  +        _:_ ->
  +            []
  +    end,
  +
  +    %% Reschedule.
  +    schedule_tree_refresh(),
  +
  +    {noreply, State#state{out_links=OutLinks}};
  +
   handle_info(passive_view_maintenance,
               #state{myself=Myself,
                      active=Active,
  
positive.code:                 active :: active(),
                  passive :: passive(),
                  reserved :: reserved(),
                  tag :: tag(),
                  connections :: partisan_peer_service_connections:t(),
                  max_active_size :: non_neg_integer(),
  
negative.code: 
      %% Schedule periodic maintenance of the passive view.
      schedule_passive_view_maintenance(),
  
      %% Schedule tree peers refresh.
      schedule_tree_refresh(),
  
      %% Schedule periodic random promotion when it is enabled.
      case partisan_config:get(random_promotion, true) of
  