call wxOle[Un]Initialize() in wxClipboard ctor/dtor to ensure that when wxTheClipboard is destroyed at program shutdown and its Clear() method is called OLE is still initialized

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32755 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/clipbrd.cpp

@@ -28,10 +28,6 @@
     #pragma hdrstop
 #endif
 
-#ifndef WX_PRECOMP
-    #include "wx/setup.h"
-#endif
-
 #if wxUSE_CLIPBOARD
 
 #ifndef WX_PRECOMP
@@ -54,9 +50,10 @@
 #include <string.h>
 
 #include "wx/msw/private.h"
+#include "wx/msw/ole/oleutils.h"
 
 #if wxUSE_WXDIB
-#include "wx/msw/dib.h"
+    #include "wx/msw/dib.h"
 #endif
 
 // wxDataObject is tied to OLE/drag and drop implementation, therefore so are
@@ -534,6 +531,10 @@ IMPLEMENT_DYNAMIC_CLASS(wxClipboard, wxObject)
 
 wxClipboard::wxClipboard()
 {
+#if wxUSE_OLE_CLIPBOARD
+    wxOleInitialize();
+#endif
+
     m_clearOnExit = false;
     m_isOpened = false;
 }
@@ -544,6 +545,10 @@ wxClipboard::~wxClipboard()
     {
         Clear();
     }
+
+#if wxUSE_OLE_CLIPBOARD
+    wxOleUninitialize();
+#endif
 }
 
 void wxClipboard::Clear()