Use wxGetTranslation() instead of _() in the public headers.

This allows the code in them to compile even when WXINTL_NO_GETTEXT_MACRO is
defined.

Closes #15443.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74812 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/ole/oleutils.h

@@ -49,7 +49,7 @@ inline bool wxOleInitialize()
     // needs non-default mode.
     if ( hr != RPC_E_CHANGED_MODE && FAILED(hr) )
     {
-        wxLogError(_("Cannot initialize OLE"));
+        wxLogError(wxGetTranslation("Cannot initialize OLE"));
 
         return false;
     }