@@ -527,7 +527,8 @@ protected:
friend class LinkGraph::Node;
friend SaveLoadTable GetLinkGraphDesc();
friend SaveLoadTable GetLinkGraphJobDesc();
friend void SaveLoad_LinkGraph(LinkGraph &lg);
friend class SlLinkgraphNode;
friend class SlLinkgraphEdge;
CargoID cargo; ///< Cargo of this component's link graph.
Date last_compression; ///< Last time the capacities and supplies were compressed.