if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(event_handler); };
if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(chain_monitor); };
if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(channel_manager); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(gossip_sync); };
if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(peer_manager); };
if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(scorer); };