message: Add missing declaration for `RobotTileTable`
diff: @@ -67,6 +67,7 @@ struct MapCoordinate;
  class Tile;
  class TileMap;
  class MapView;
  +class Robot;
  class MainReportsUiState;
  @@ -85,6 +86,8 @@ enum class InsertMode
  Structure
  };
  +using RobotTileTable = std::map<Robot*, Tile*>;
  +
  class MapViewState : public Wrapper
  {
  