Remove useless CPDF_FontCharMap.

core/include/fpdfapi/fpdf_resource.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_INCLUDE_FPDFAPI_FPDF_RESOURCE_H_
 #define CORE_INCLUDE_FPDFAPI_FPDF_RESOURCE_H_
 
 #include <map>
@@ skipping 163 matching lines @@
   virtual int GlyphFromCharCode(FX_DWORD charcode,
                                 FX_BOOL* pVertGlyph = NULL) = 0;
   virtual int GlyphFromCharCodeExt(FX_DWORD charcode) {
     return GlyphFromCharCode(charcode);
   }
 
   CFX_WideString UnicodeFromCharCode(FX_DWORD charcode) const;
 
   FX_DWORD CharCodeFromUnicode(FX_WCHAR Unicode) const;
 
-  CFX_CharMap* GetCharMap() { return m_pCharMap; }
-
-  CFX_ByteString EncodeString(const CFX_WideString& str) const;
-
-  CFX_WideString DecodeString(const CFX_ByteString& str) const;
-
   void GetFontBBox(FX_RECT& rect) const { rect = m_FontBBox; }
 
   int GetTypeAscent() const { return m_Ascent; }
 
   int GetTypeDescent() const { return m_Descent; }
 
   int GetItalicAngle() const { return m_ItalicAngle; }
 
   int GetStemV() const { return m_StemV; }
 
@@ skipping 31 matching lines @@
                        CFX_ByteString*& pCharNames,
                        FX_BOOL bEmbedded,
                        FX_BOOL bTrueType);
 
   void LoadFontDescriptor(CPDF_Dictionary*);
 
   void LoadCharWidths(FX_WORD* pWidths);
 
   void CheckFontMetrics();
 
-  CFX_CharMap* m_pCharMap;
-
   CFX_ByteString m_BaseFont;
 
   CPDF_StreamAcc* m_pFontFile;
 
   CPDF_Dictionary* m_pFontDict;
 
   CPDF_ToUnicodeMap* m_pToUnicodeMap;
 
   FX_BOOL m_bToUnicodeLoaded;
 
@@ skipping 593 matching lines @@
 
   FX_BOOL m_bInterpolate;
 
   CPDF_Document* m_pDocument;
 
   CPDF_Dictionary* m_pOC;
   CPDF_Dictionary* InitJPEG(uint8_t* pData, FX_DWORD size);
 };
 
 #endif  // CORE_INCLUDE_FPDFAPI_FPDF_RESOURCE_H_