Get rid of NULLs in xfa/

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"
@@ skipping 106 matching lines @@
       : m_dwStatus(FX_TXTBREAK_PieceBreak),
         m_iStartPos(0),
         m_iWidth(-1),
         m_iStartChar(0),
         m_iChars(0),
         m_iBidiLevel(0),
         m_iBidiPos(0),
         m_iHorizontalScale(100),
         m_iVerticalScale(100),
         m_dwCharStyles(0),
-        m_pChars(NULL),
-        m_pUserData(NULL) {}
+        m_pChars(nullptr),
+        m_pUserData(nullptr) {}
   int32_t GetEndPos() const {
     return m_iWidth < 0 ? m_iStartPos : m_iStartPos + m_iWidth;
   }
   int32_t GetLength() const { return m_iChars; }
   int32_t GetEndChar() const { return m_iStartChar + m_iChars; }
   CFX_TxtChar* GetCharPtr(int32_t index) const {
-    ASSERT(index > -1 && index < m_iChars && m_pChars != NULL);
+    ASSERT(index > -1 && index < m_iChars);
     return m_pChars->GetDataPtr(m_iStartChar + index);
   }
   void GetString(FX_WCHAR* pText) const {
-    ASSERT(pText != NULL);
+    ASSERT(pText);
     int32_t iEndChar = m_iStartChar + m_iChars;
     CFX_Char* pChar;
     for (int32_t i = m_iStartChar; i < iEndChar; i++) {
       pChar = m_pChars->GetDataPtr(i);
       *pText++ = (FX_WCHAR)pChar->m_wCharCode;
     }
   }
 
   void GetString(CFX_WideString& wsText) const {
     FX_WCHAR* pText = wsText.GetBuffer(m_iChars);
     GetString(pText);
     wsText.ReleaseBuffer(m_iChars);
   }
   void GetWidths(int32_t* pWidths) const {
-    ASSERT(pWidths != NULL);
+    ASSERT(pWidths);
     int32_t iEndChar = m_iStartChar + m_iChars;
     CFX_Char* pChar;
     for (int32_t i = m_iStartChar; i < iEndChar; i++) {
       pChar = m_pChars->GetDataPtr(i);
       *pWidths++ = pChar->m_iCharWidth;
     }
   }
   uint32_t m_dwStatus;
   int32_t m_iStartPos;
   int32_t m_iWidth;
@@ skipping 81 matching lines @@
   uint32_t AppendChar(FX_WCHAR wch);
   uint32_t EndBreak(uint32_t dwStatus = FX_TXTBREAK_PieceBreak);
   int32_t CountBreakChars() const;
   int32_t CountBreakPieces() const;
   const CFX_TxtPiece* GetBreakPiece(int32_t index) const;
   void ClearBreakPieces();
   void Reset();
   int32_t GetDisplayPos(const FX_TXTRUN* pTxtRun,
                         FXTEXT_CHARPOS* pCharPos,
                         FX_BOOL bCharCode = FALSE,
-                        CFX_WideString* pWSForms = NULL,
-                        FX_AdjustCharDisplayPos pAdjustPos = NULL) const;
+                        CFX_WideString* pWSForms = nullptr,
+                        FX_AdjustCharDisplayPos pAdjustPos = nullptr) const;
   int32_t GetCharRects(const FX_TXTRUN* pTxtRun,
                        CFX_RectFArray& rtArray,
                        FX_BOOL bCharBBox = FALSE) const;
   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);
 
@@ skipping 57 matching lines @@
   CFX_TxtLine* m_pTxtLine2;
   CFX_TxtLine* m_pCurLine;
   int32_t m_iReady;
   int32_t m_iTolerance;
   int32_t m_iHorScale;
   int32_t m_iVerScale;
   int32_t m_iCharSpace;
 };
 
 #endif  // XFA_FGAS_LAYOUT_FGAS_TEXTBREAK_H_