Remove unused methods in CPDF_CMap

core/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_FPDFAPI_FPDF_FONT_FONT_INT_H_
 #define CORE_FPDFAPI_FPDF_FONT_FONT_INT_H_
 
 #include <map>
@@ skipping 124 matching lines @@
     MixedFourBytes
   };
 
   CPDF_CMap();
   ~CPDF_CMap();
 
   FX_BOOL LoadPredefined(CPDF_CMapManager* pMgr,
                          const FX_CHAR* name,
                          FX_BOOL bPromptCJK);
   FX_BOOL LoadEmbedded(const uint8_t* pData, uint32_t dwSize);
-  void Release();
 
   FX_BOOL IsLoaded() const;
   FX_BOOL IsVertWriting() const;
   uint16_t CIDFromCharCode(uint32_t charcode) const;
-  uint32_t CharCodeFromCID(uint16_t CID) const;
   int GetCharSize(uint32_t charcode) const;
   uint32_t GetNextChar(const FX_CHAR* pString, int nStrLen, int& offset) const;
   int CountChar(const FX_CHAR* pString, int size) const;
   int AppendChar(FX_CHAR* str, uint32_t charcode) const;
 
- protected:
+ private:
   friend class CPDF_CMapParser;
-  friend class CPDF_CMapManager;
   friend class CPDF_CIDFont;
 
   CFX_ByteString m_PredefinedCMap;
   FX_BOOL m_bVertical;
   CIDSet m_Charset;
   int m_Coding;
   CodingScheme m_CodingScheme;
   int m_nCodeRanges;
   uint8_t* m_pLeadingBytes;
   uint16_t* m_pMapping;
@@ skipping 35 matching lines @@
 
  private:
   friend class fpdf_font_StringToCode_Test;
   friend class fpdf_font_StringToWideString_Test;
 
   static uint32_t StringToCode(const CFX_ByteStringC& str);
   static CFX_WideString StringToWideString(const CFX_ByteStringC& str);
 };
 
 #endif  // CORE_FPDFAPI_FPDF_FONT_FONT_INT_H_