Rename IFX_ stream names

xfa/fxfa/parser/cxfa_document_parser.h

 // Copyright 2016 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_CXFA_DOCUMENT_PARSER_H_
 #define XFA_FXFA_PARSER_CXFA_DOCUMENT_PARSER_H_
 
 #include <memory>
 
 #include "xfa/fxfa/parser/cxfa_simple_parser.h"
 
 class CFDE_XMLDoc;
 class CXFA_Document;
 class CXFA_FFNotify;
 class CXFA_Notify;
-class IFX_FileRead;
+class IFX_SeekableReadStream;
 class IFX_Pause;
 
 class CXFA_DocumentParser {
  public:
   explicit CXFA_DocumentParser(CXFA_FFNotify* pNotify);
   ~CXFA_DocumentParser();
 
-  int32_t StartParse(IFX_FileRead* pStream, XFA_XDPPACKET ePacketID);
+  int32_t StartParse(IFX_SeekableReadStream* pStream, XFA_XDPPACKET ePacketID);
   int32_t DoParse(IFX_Pause* pPause);
 
   CFDE_XMLDoc* GetXMLDoc() const;
   CXFA_FFNotify* GetNotify() const;
   CXFA_Document* GetDocument() const;
 
  protected:
   CXFA_SimpleParser m_nodeParser;
   CXFA_FFNotify* m_pNotify;
   std::unique_ptr<CXFA_Document> m_pDocument;
 };
 
 #endif  // XFA_FXFA_PARSER_CXFA_DOCUMENT_PARSER_H_