Remove IFDE_XML* classes.

xfa/fxfa/app/xfa_ffdoc.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_APP_XFA_FFDOC_H_
 #define XFA_FXFA_APP_XFA_FFDOC_H_
 
 #include "xfa/fxfa/parser/xfa_document.h"
@@ skipping 24 matching lines @@
   FX_BOOL CloseDoc();
   void SetDocType(uint32_t dwType);
   CXFA_Document* GetXFADoc() { return m_pDocument; }
   CXFA_FFApp* GetApp() { return m_pApp; }
   CXFA_FFDocView* GetDocView(IXFA_DocLayout* pLayout);
   CXFA_FFDocView* GetDocView();
   CPDF_Document* GetPDFDoc();
   CFX_DIBitmap* GetPDFNamedImage(const CFX_WideStringC& wsName,
                                  int32_t& iImageXDpi,
                                  int32_t& iImageYDpi);
-  IFDE_XMLElement* GetPackageData(const CFX_WideStringC& wsPackage);
+  CFDE_XMLElement* GetPackageData(const CFX_WideStringC& wsPackage);
   FX_BOOL SavePackage(const CFX_WideStringC& wsPackage,
                       IFX_FileWrite* pFile,
                       IXFA_ChecksumContext* pCSContext = NULL);
   FX_BOOL ImportData(IFX_FileRead* pStream, FX_BOOL bXDP = TRUE);
 
  protected:
   IXFA_DocProvider* m_pDocProvider;
   CXFA_Document* m_pDocument;
   IFX_FileRead* m_pStream;
   CXFA_FFApp* m_pApp;
   CXFA_FFNotify* m_pNotify;
   CPDF_Document* m_pPDFDoc;
   CFX_MapPtrToPtr m_mapNamedImages;
   CFX_MapPtrToPtr m_mapTypeToDocView;
   uint32_t m_dwDocType;
   FX_BOOL m_bOwnStream;
 };
 
 #endif  // XFA_FXFA_APP_XFA_FFDOC_H_