Codechange: Replace vehicle related FOR_ALL with range-based for loops

src/elrail.cpp

@@ -591,7 +591,6 @@ void DrawRailCatenary(const TileInfo *ti)
 
 bool SettingsDisableElrail(int32 p1)
 {
-	Train *t;
 	bool disable = (p1 != 0);
 
 	/* we will now walk through all electric train engines and change their railtypes if it is the wrong one*/
@@ -611,7 +610,7 @@ bool SettingsDisableElrail(int32 p1)
 	/* when disabling elrails, make sure that all existing trains can run on
 	 *  normal rail too */
 	if (disable) {
-		FOR_ALL_TRAINS(t) {
+		for (Train *t : Train::Iterate()) {
 			if (t->railtype == RAILTYPE_ELECTRIC) {
 				/* this railroad vehicle is now compatible only with elrail,
 				 *  so add there also normal rail compatibility */
@@ -623,7 +622,7 @@ bool SettingsDisableElrail(int32 p1)
 	}
 
 	/* Fix the total power and acceleration for trains */
-	FOR_ALL_TRAINS(t) {
+	for (Train *t : Train::Iterate()) {
 		/* power and acceleration is cached only for front engines */
 		if (t->IsFrontEngine()) {
 			t->ConsistChanged(CCF_TRACK);