Codechange: Remove RailTypeByte type

src/rail_type.h

@@ -26,7 +26,7 @@ static const RailTypeLabel RAILTYPE_MAGLEV_LABEL   = 'MGLV';
  *
  * This enumeration defines all 4 possible railtypes.
  */
-enum RailType {
+enum RailType : byte {
 	RAILTYPE_BEGIN    = 0,          ///< Used for iterations
 	RAILTYPE_RAIL     = 0,          ///< Standard non-electric rails
 	RAILTYPE_ELECTRIC = 1,          ///< Electric rails
@@ -44,7 +44,6 @@ enum RailType {
 DECLARE_POSTFIX_INCREMENT(RailType)
 /** Define basic enum properties */
 template <> struct EnumPropsT<RailType> : MakeEnumPropsT<RailType, byte, RAILTYPE_BEGIN, RAILTYPE_END, INVALID_RAILTYPE, 6> {};
-typedef TinyEnumT<RailType> RailTypeByte;
 
 /**
  * The different railtypes we support, but then a bitmask of them.