(svn r21876) -Codechange: typedef SpecializedVehicleBase and GroundVehicleBase to reduce typing

src/ship.h

@@ -23,7 +23,7 @@ struct Ship: public SpecializedVehicle<Ship, VEH_SHIP> {
 	TrackBitsByte state;
 
 	/** We don't want GCC to zero our struct! It already is zeroed and has an index! */
-	Ship() : SpecializedVehicle<Ship, VEH_SHIP>() {}
+	Ship() : SpecializedVehicleBase() {}
 	/** We want to 'destruct' the right class. */
 	virtual ~Ship() { this->PreDestructor(); }