FX_CMapDwordToDword considered harmful.

core/src/fpdfapi/fpdf_font/font_int.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 CORE_SRC_FPDFAPI_FPDF_FONT_FONT_INT_H_
 #define CORE_SRC_FPDFAPI_FPDF_FONT_FONT_INT_H_
 
+#include <map>
+
 typedef void* FXFT_Library;
 class CPDF_CMapManager {
  public:
   CPDF_CMapManager();
   ~CPDF_CMapManager();
   void* GetPackage(FX_BOOL bPrompt);
   CPDF_CMap* GetPredefinedCMap(const CFX_ByteString& name, FX_BOOL bPrompt);
   CPDF_CID2UnicodeMap* GetCID2UnicodeMap(int charset, FX_BOOL bPrompt);
   void ReloadAll();
 
@@ skipping 134 matching lines @@
   const FX_WORD* m_pEmbeddedMap;
   FX_DWORD m_EmbeddedCount;
 };
 class CPDF_ToUnicodeMap {
  public:
   void Load(CPDF_Stream* pStream);
   CFX_WideString Lookup(FX_DWORD charcode);
   FX_DWORD ReverseLookup(FX_WCHAR unicode);
 
  protected:
-  CFX_CMapDWordToDWord m_Map;
+  std::map<FX_DWORD, FX_DWORD> m_Map;
   CPDF_CID2UnicodeMap* m_pBaseMap;
   CFX_WideTextBuf m_MultiCharBuf;
 };
 class CPDF_FontCharMap : public CFX_CharMap {
  public:
   CPDF_FontCharMap(CPDF_Font* pFont);
   CPDF_Font* m_pFont;
 };
 
 #endif  // CORE_SRC_FPDFAPI_FPDF_FONT_FONT_INT_H_