wxDirDialog now opens the right dir folder

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7023 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/dirdlgg.h

@@ -118,6 +118,8 @@ public:
     void OnEndEditItem(wxTreeEvent &event );
 
 protected:
+    friend class wxDirDialog;
+
     void CreateItems(const wxTreeItemId &parent);
     void SetupSections();
     wxArrayString m_paths, m_names;