Use FXFONT defines in place of integers.

xfa/fgas/font/fgas_gefont.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 XFA_FGAS_FONT_FGAS_GEFONT_H_
 #define XFA_FGAS_FONT_FGAS_GEFONT_H_
 
 #include <map>
@@ skipping 21 matching lines @@
                                 FX_BOOL bSaveStream);
 #endif
 
   ~CFGAS_GEFont();
 
   void Release();
   CFGAS_GEFont* Retain();
   CFGAS_GEFont* Derive(uint32_t dwFontStyles, uint16_t wCodePage = 0);
   void GetFamilyName(CFX_WideString& wsFamily) const;
   uint32_t GetFontStyles() const;
-  uint8_t GetCharSet() const;
   FX_BOOL GetCharWidth(FX_WCHAR wUnicode,
                        int32_t& iWidth,
                        FX_BOOL bCharCode = FALSE);
   int32_t GetGlyphIndex(FX_WCHAR wUnicode, FX_BOOL bCharCode = FALSE);
   int32_t GetAscent() const;
   int32_t GetDescent() const;
   FX_BOOL GetCharBBox(FX_WCHAR wUnicode,
                       CFX_Rect& bbox,
                       FX_BOOL bCharCode = FALSE);
   FX_BOOL GetBBox(CFX_Rect& bbox);
@@ skipping 43 matching lines @@
   IFGAS_FontMgr* m_pFontMgr;
   int32_t m_iRefCount;
   FX_BOOL m_bExtFont;
   IFX_Stream* m_pStream;
   IFX_FileRead* m_pFileRead;
   CFX_UnicodeEncoding* m_pFontEncoding;
   CFX_WordDiscreteArray* m_pCharWidthMap;
   CFX_MassArrayTemplate<CFX_Rect>* m_pRectArray;
   CFX_MapPtrToPtr* m_pBBoxMap;
   CXFA_PDFFontMgr* m_pProvider;
-  uint16_t m_wCharSet;
   CFX_ArrayTemplate<CFGAS_GEFont*> m_SubstFonts;
   std::map<FX_WCHAR, CFGAS_GEFont*> m_FontMapper;
 };
 
 #endif  // XFA_FGAS_FONT_FGAS_GEFONT_H_