#include <StdObjMgt_SharedObject.hxx>
#include <StdObjMgt_TransientPersistentMap.hxx>
-#include <StdObjMgt_ReadData.hxx>
-#include <StdObjMgt_WriteData.hxx>
-#include <StdLPersistent_HArray1.hxx>
#include <ShapePersistent_HArray1.hxx>
class Poly_Polygon2D;