(svn r16907) -Codechange: make a more clear distinction between reservation functions that return a bool and that return TrackBits; GetRailStationReservation vs GetRailwayStationReservation, which one returns the bool and which one the TrackBits?

src/yapf/yapf_rail.cpp

@@ -69,7 +69,7 @@ private:
 		TileIndexDiff diff = TileOffsByDiagDir(dir);
 
 		do {
-			if (GetRailwayStationReservation(tile)) return false;
+			if (HasStationReservation(tile)) return false;
 			SetRailwayStationReservation(tile, true);
 			MarkTileDirtyByTile(tile);
 			tile = TILE_ADD(tile, diff);