OS/2 Updates for this week.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11013 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/os2/frame.h

@@ -178,10 +178,13 @@ protected:
     // helper
     void         DetachMenuBar(void);
 
+#if wxUSE_MENUS_NATIVE
+    // perform MSW-specific action when menubar is changed
+    virtual void AttachMenuBar(wxMenuBar* pMenubar);
     // a plug in for MDI frame classes which need to do something special when
     // the menubar is set
     virtual void InternalSetMenuBar(void);
-
+#endif
     // propagate our state change to all child frames
     void IconizeChildFrames(bool bIconize);