message: mock functions in map_interface
diff: @@ -44,9 +44,11 @@ class MapInterface {
  std::vector< std::pair<int, XodrLaneId> >& lane_ids);
  - // GenerateBarkXodrLanes()
  - // GenerateBarkXodrRoads(const GenerateBarkXodrLanes& lanes)
  - // GenerateBarkXodrLaneCorridors(const GenerateBarkXodrRoadsPtr& roads)
  + // void CalculateLaneCorridors(const RoadCorridorPtr& road_corridor);
  + // Lane GenerateRoadCorridorLane(const XodrLaneId& lane_id);
  + // Road GenerateRoadCorridorRoad(const XodrRoadId& road_id);
  + // RoadCorridor GenerateRoadCorridor(const std::vector<XodrRoadId>& road_ids);
  +
  /*
  * Finds the ID's of the nearest lanes to point
  * Note that the point doesn't necessarily lie within the lane of the closest point
  