(svn r22562) -Codechange: Remove constness from TownGetVariable.

src/newgrf_house.cpp

@@ -254,7 +254,7 @@ static uint32 GetDistanceFromNearbyHouse(uint8 parameter, TileIndex tile, HouseI
  */
 static uint32 HouseGetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
 {
-	const Town *town = object->u.house.town;
+	Town *town = object->u.house.town;
 	TileIndex tile   = object->u.house.tile;
 	HouseID house_id = object->u.house.house_id;
 

src/newgrf_industries.cpp

@@ -180,7 +180,7 @@ uint32 IndustryGetVariable(const ResolverObject *object, byte variable, byte par
 	/* Shall the variable get resolved in parent scope and are we not yet in parent scope? */
 	if (object->u.industry.gfx == INVALID_INDUSTRYTILE && object->scope == VSG_SCOPE_PARENT) {
 		/* Pass the request on to the town of the industry */
-		const Town *t;
+		Town *t;
 
 		if (industry != NULL) {
 			t = industry->town;

src/newgrf_station.cpp

@@ -264,7 +264,7 @@ static uint32 StationGetVariable(const ResolverObject *object, byte variable, by
 
 	if (object->scope == VSG_SCOPE_PARENT) {
 		/* Pass the request on to the town of the station */
-		const Town *t;
+		Town *t;
 
 		if (st != NULL) {
 			t = st->town;

src/newgrf_town.cpp

@@ -21,7 +21,7 @@
  * @param t is of course the town we are inquiring
  * @return the value stored in the corresponding variable
  */
-uint32 TownGetVariable(byte variable, byte parameter, bool *available, const Town *t)
+uint32 TownGetVariable(byte variable, byte parameter, bool *available, Town *t)
 {
 	switch (variable) {
 		/* Larger towns */

src/newgrf_town.h

@@ -17,6 +17,6 @@
 /* Currently there is no direct town resolver; we only need to get town
  * variable results from inside stations, house tiles and industry tiles. */
 
-uint32 TownGetVariable(byte variable, byte parameter, bool *available, const Town *t);
+uint32 TownGetVariable(byte variable, byte parameter, bool *available, Town *t);
 
 #endif /* NEWGRF_TOWN_H */