Avoid virtual function hiding.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26693 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mac/carbon/menu.h

@@ -125,6 +125,11 @@ public:
     virtual void SetLabelTop( size_t pos, const wxString& label );
     virtual wxString GetLabelTop( size_t pos ) const;
     virtual bool Enable( bool enable = TRUE );
+    // for virtual function hiding
+    virtual void Enable( int itemid, bool enable )
+    {
+        wxMenuBarBase::Enable( itemid, enable );
+    }
 
     // implementation from now on
     WXHMENU Create();