Get rid of ugly wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST macro.

Replace it with wxWindowWithItems<> template class which takes care of
disambiguating between the two inherited Get/SetClientXXX() versions and use
it as a base class in all clases that previously used the macro.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68460 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/odcombo.h

@@ -233,15 +233,15 @@ private:
 // the wxComboCtrl.
 // ----------------------------------------------------------------------------
 
-class WXDLLIMPEXP_ADV wxOwnerDrawnComboBox : public wxComboCtrl,
-                                             public wxItemContainer
+class WXDLLIMPEXP_ADV wxOwnerDrawnComboBox :
+    public wxWindowWithItems<wxComboCtrl, wxItemContainer>
 {
     //friend class wxComboPopupWindow;
     friend class wxVListBoxComboPopup;
 public:
 
     // ctors and such
-    wxOwnerDrawnComboBox() : wxComboCtrl() { Init(); }
+    wxOwnerDrawnComboBox() { Init(); }
 
     wxOwnerDrawnComboBox(wxWindow *parent,
                          wxWindowID id,
@@ -253,7 +253,6 @@ public:
                          long style = 0,
                          const wxValidator& validator = wxDefaultValidator,
                          const wxString& name = wxComboBoxNameStr)
-        : wxComboCtrl()
     {
         Init();
 
@@ -339,8 +338,6 @@ public:
 
     virtual bool IsSorted() const { return HasFlag(wxCB_SORT); }
 
-    wxCONTROL_ITEMCONTAINER_CLIENTDATAOBJECT_RECAST
-
 protected:
     virtual void DoClear();
     virtual void DoDeleteOneItem(unsigned int n);