(svn r20545) -Codechange: make sure an OrderBackup gets cleared when the depot it belongs to gets removed, the depot window gets closed or when another vehicle gets sold in a depot

src/station_cmd.cpp

@@ -49,6 +49,7 @@
 #include "newgrf.h"
 #include "table/airporttile_ids.h"
 #include "newgrf_airporttiles.h"
+#include "order_backup.h"
 
 #include "table/strings.h"
 
@@ -2287,6 +2288,7 @@ static CommandCost RemoveAirport(TileIndex tile, DoCommandFlag flags)
 		cost.AddCost(_price[PR_CLEAR_STATION_AIRPORT]);
 
 		if (flags & DC_EXEC) {
+			if (IsHangarTile(tile_cur)) OrderBackup::Reset(tile_cur);
 			DeleteAnimatedTile(tile_cur);
 			DoClearSquare(tile_cur);
 			DeleteNewGRFInspectWindow(GSF_AIRPORTTILES, tile_cur);