(svn r18812) -Codechange: make some functions in train.h functions of Train.

src/elrail.cpp

@@ -573,8 +573,8 @@ bool SettingsDisableElrail(int32 p1)
 	FOR_ALL_TRAINS(t) {
 		/* power and acceleration is cached only for front engines */
 		if (t->IsFrontEngine()) {
-			TrainPowerChanged(t);
-			UpdateTrainAcceleration(t);
+			t->PowerChanged();
+			t->UpdateAcceleration();
 		}
 	}