__WIN95__ removed (used to differ win3.1 vs. 'modern' 95 look, nowadays always defined for WXMSW so useless). Minor cleanings and corrections for correct #includes.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@36467 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/window.h

@@ -270,9 +270,7 @@ public:
                              WXWORD pos, WXHWND control);
 
     // child control notifications
-#ifdef __WIN95__
     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
-#endif // __WIN95__
 
     // owner-drawn controls need to process these messages
     virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
@@ -485,10 +483,7 @@ private:
     bool HandleMove(int x, int y);
     bool HandleMoving(wxRect& rect);
     bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags);
-
-#ifdef __WIN95__
     bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
-#endif // __WIN95__
 
     // list of disabled children before last call to our Disable()
     wxWindowList *m_childrenDisabled;