Remove FX_DWORD from XFA, part 2

xfa/fxfa/parser/xfa_document_serialize.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef XFA_FXFA_PARSER_XFA_DOCUMENT_SERIALIZE_H_
 #define XFA_FXFA_PARSER_XFA_DOCUMENT_SERIALIZE_H_
 
 #include "xfa/fxfa/parser/xfa_docdata.h"
 
 class CXFA_DataImporter : public IXFA_PacketImport {
  public:
   CXFA_DataImporter(CXFA_Document* pDocument);
   virtual void Release() { delete this; }
   virtual FX_BOOL ImportData(IFX_FileRead* pDataDocument);
 
  protected:
   CXFA_Document* m_pDocument;
 };
 
 class CXFA_DataExporter : public IXFA_PacketExport {
  public:
   CXFA_DataExporter(CXFA_Document* pDocument);
   virtual void Release() { delete this; }
   virtual FX_BOOL Export(IFX_FileWrite* pWrite);
   virtual FX_BOOL Export(IFX_FileWrite* pWrite,
                          CXFA_Node* pNode,
-                         FX_DWORD dwFlag = 0,
+                         uint32_t dwFlag = 0,
                          const FX_CHAR* pChecksum = NULL);
 
  protected:
   FX_BOOL Export(IFX_Stream* pStream,
                  CXFA_Node* pNode,
-                 FX_DWORD dwFlag,
+                 uint32_t dwFlag,
                  const FX_CHAR* pChecksum);
   CXFA_Document* m_pDocument;
 };
 
 #endif  // XFA_FXFA_PARSER_XFA_DOCUMENT_SERIALIZE_H_