Windows build fix for VclPtr.

Change-Id: I5444658e53926b3efbc89617ac7474fc48e47773
diff --git a/include/vcl/controllayout.hxx b/include/vcl/controllayout.hxx
index f916724..ea85d37 100644
--- a/include/vcl/controllayout.hxx
+++ b/include/vcl/controllayout.hxx
@@ -24,8 +24,7 @@
#include <tools/gen.hxx>
#include <vector>
#include <vcl/dllapi.h>

class Control;
#include <vcl/ctrl.hxx>

namespace vcl
{