Cleaned up some old cruft.

src/Main/globals.hxx

@@ -91,11 +91,6 @@ private:
     // Root of FlightGear scenery tree
     string fg_scenery;
 
-#if 0
-    // Freeze sim
-    bool freeze;
-#endif
-
     // Fullscreen mode for old 3DFX cards.
 #if defined(FX) && defined(XMESA)
     bool fullscreen;
@@ -194,11 +189,6 @@ public:
       fg_scenery = scenery;
     }
 
-#if 0
-    inline bool get_freeze() const { return freeze; }
-    inline void set_freeze( bool f ) { freeze = f; }
-#endif
-
 #if defined(FX) && defined(XMESA)
     inline bool get_fullscreen() const { return fullscreen; }
     inline bool set_fullscreen( bool f ) { fullscreen = f; }