(svn r8850) -Codechange: Use the cargo type's is_freight flag instead of checking the cargo type to determine if the cargo type is freight cargo type cargo type.

src/train_cmd.cpp

@@ -49,8 +49,7 @@ static const TrackBits _state_dir_table[4] = { TRACK_BIT_RIGHT, TRACK_BIT_LOWER,
  */
 byte FreightWagonMult(CargoID cargo)
 {
-	// XXX NewCargos introduces a specific "is freight" flag for this test.
-	if (cargo == CT_PASSENGERS || cargo == CT_MAIL) return 1;
+	if (!GetCargo(cargo)->is_freight) return 1;
 	return _patches.freight_trains;
 }