mark all dtors which are virtual because base class dtor is virtual explicitly virtual themselves

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41020 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/os2/tabctrl.h

@@ -38,7 +38,7 @@ class WXDLLEXPORT wxTabCtrl: public wxControl
     {
         Create(parent, id, pos, size, style, name);
     }
-    ~wxTabCtrl();
+    virtual ~wxTabCtrl();
 
 // Accessors