Pass objects instead of strings for undo/redo records.

core/fxcrt/include/fx_basic.h

Index: core/fxcrt/include/fx_basic.h
diff --git a/core/fxcrt/include/fx_basic.h b/core/fxcrt/include/fx_basic.h
index 59d72b8f5aef8fb4a422ecf61180480652b3d930..1835d9e0a6d5cb6ab75dca07d275f6bcd3310d03 100644
--- a/core/fxcrt/include/fx_basic.h
+++ b/core/fxcrt/include/fx_basic.h
@@ -108,71 +108,6 @@ class CFX_WideTextBuf : public CFX_BinaryBuf {
   CFX_WideTextBuf& operator<<(const CFX_WideTextBuf& buf);
 };
 
-#ifdef PDF_ENABLE_XFA
-class CFX_ArchiveSaver {
- public:
-  CFX_ArchiveSaver() : m_pStream(NULL) {}
-
-  CFX_ArchiveSaver& operator<<(uint8_t i);
-
-  CFX_ArchiveSaver& operator<<(int i);
-
-  CFX_ArchiveSaver& operator<<(uint32_t i);
-
-  CFX_ArchiveSaver& operator<<(FX_FLOAT i);
-
-  CFX_ArchiveSaver& operator<<(double i);
-
-  CFX_ArchiveSaver& operator<<(const CFX_ByteStringC& bstr);
-
-  CFX_ArchiveSaver& operator<<(const FX_WCHAR* bstr);
-
-  CFX_ArchiveSaver& operator<<(const CFX_WideString& wstr);
-
-  void Write(const void* pData, FX_STRSIZE dwSize);
-
-  intptr_t GetLength() { return m_SavingBuf.GetSize(); }
-
-  const uint8_t* GetBuffer() { return m_SavingBuf.GetBuffer(); }
-
-  void SetStream(IFX_FileStream* pStream) { m_pStream = pStream; }
-
- protected:
-  CFX_BinaryBuf m_SavingBuf;
-
-  IFX_FileStream* m_pStream;
-};
-class CFX_ArchiveLoader {
- public:
-  CFX_ArchiveLoader(const uint8_t* pData, uint32_t dwSize);
-
-  CFX_ArchiveLoader& operator>>(uint8_t& i);
-
-  CFX_ArchiveLoader& operator>>(int& i);
-
-  CFX_ArchiveLoader& operator>>(uint32_t& i);
-
-  CFX_ArchiveLoader& operator>>(FX_FLOAT& i);
-
-  CFX_ArchiveLoader& operator>>(double& i);
-
-  CFX_ArchiveLoader& operator>>(CFX_ByteString& bstr);
-
-  CFX_ArchiveLoader& operator>>(CFX_WideString& wstr);
-
-  FX_BOOL IsEOF();
-
-  FX_BOOL Read(void* pBuf, uint32_t dwSize);
-
- protected:
-  uint32_t m_LoadingPos;
-
-  const uint8_t* m_pLoadingBuf;
-
-  uint32_t m_LoadingSize;
-};
-#endif  // PDF_ENABLE_XFA
-
 class CFX_FileBufferArchive {
  public:
   CFX_FileBufferArchive();