CFX_ArabicChar contains only static methods, no need to instantiate.

xfa/fgas/layout/fgas_textbreak.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_LAYOUT_FGAS_TEXTBREAK_H_
 #define XFA_FGAS_LAYOUT_FGAS_TEXTBREAK_H_
 
 #include "core/fxcrt/include/fx_ucd.h"
 #include "core/fxge/include/fx_ge.h"
 #include "xfa/fgas/crt/fgas_utils.h"
 #include "xfa/fgas/layout/fgas_unicode.h"
 
-class CFX_ArabicChar;
 class CFX_Char;
 class CFX_TxtChar;
 class CFX_TxtPiece;
 class IFX_Font;
 class IFX_TxtAccess;
 
 #define FX_TXTBREAKPOLICY_None 0x00
 #define FX_TXTBREAKPOLICY_Pagination 0x01
 #define FX_TXTBREAKPOLICY_SpaceBreak 0x02
 #define FX_TXTBREAKPOLICY_NumberBreak 0x04
@@ skipping 237 matching lines @@
   void AppendChar_PageLoad(CFX_Char* pCurChar, uint32_t dwProps);
   uint32_t AppendChar_Combination(CFX_Char* pCurChar, int32_t iRotation);
   uint32_t AppendChar_Tab(CFX_Char* pCurChar, int32_t iRotation);
   uint32_t AppendChar_Control(CFX_Char* pCurChar, int32_t iRotation);
   uint32_t AppendChar_Arabic(CFX_Char* pCurChar, int32_t iRotation);
   uint32_t AppendChar_Others(CFX_Char* pCurChar, int32_t iRotation);
 
  protected:
   uint32_t m_dwPolicies;
   FX_BOOL m_bPagination;
-  CFX_ArabicChar* m_pArabicChar;
   int32_t m_iLineWidth;
   uint32_t m_dwLayoutStyles;
   FX_BOOL m_bVertical;
   FX_BOOL m_bArabicContext;
   FX_BOOL m_bArabicShapes;
   FX_BOOL m_bRTL;
   FX_BOOL m_bSingleLine;
   FX_BOOL m_bCombText;
   int32_t m_iArabicContext;
   int32_t m_iCurArabicContext;
@@ skipping 43 matching lines @@
   int32_t GetBreakPos(CFX_TxtCharArray& ca,
                       int32_t& iEndPos,
                       FX_BOOL bAllChars = FALSE,
                       FX_BOOL bOnlyBrk = FALSE);
   void SplitTextLine(CFX_TxtLine* pCurLine,
                      CFX_TxtLine* pNextLine,
                      FX_BOOL bAllChars = FALSE);
 };
 
 #endif  // XFA_FGAS_LAYOUT_FGAS_TEXTBREAK_H_