Get rid of NULLs in xfa/

xfa/fxfa/app/xfa_textlayout.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_FXFA_APP_XFA_TEXTLAYOUT_H_
 #define XFA_FXFA_APP_XFA_TEXTLAYOUT_H_
 
 #include <map>
@@ skipping 133 matching lines @@
 class CXFA_LoaderContext {
  public:
   CXFA_LoaderContext()
       : m_bSaveLineHeight(FALSE),
         m_fWidth(0),
         m_fHeight(0),
         m_fLastPos(0),
         m_fStartLineOffset(0),
         m_iChar(0),
         m_iTotalLines(-1),
-        m_pXMLNode(NULL),
-        m_pNode(NULL),
-        m_pParentStyle(NULL),
+        m_pXMLNode(nullptr),
+        m_pNode(nullptr),
+        m_pParentStyle(nullptr),
         m_dwFlags(0) {}
   FX_BOOL m_bSaveLineHeight;
   FX_FLOAT m_fWidth;
   FX_FLOAT m_fHeight;
   FX_FLOAT m_fLastPos;
   FX_FLOAT m_fStartLineOffset;
   int32_t m_iChar;
   int32_t m_iLines;
   int32_t m_iTotalLines;
   CFDE_XMLNode* m_pXMLNode;
@@ skipping 163 matching lines @@
   FX_FLOAT GetLayoutHeight();
   FX_FLOAT StartLayout(FX_FLOAT fWidth = -1);
   FX_BOOL DoLayout(int32_t iBlockIndex,
                    FX_FLOAT& fCalcHeight,
                    FX_FLOAT fContentAreaHeight = -1,
                    FX_FLOAT fTextHeight = -1);
 
   FX_BOOL CalcSize(const CFX_SizeF& minSize,
                    const CFX_SizeF& maxSize,
                    CFX_SizeF& defaultSize);
-  FX_BOOL Layout(const CFX_SizeF& size, FX_FLOAT* fHeight = NULL);
+  FX_BOOL Layout(const CFX_SizeF& size, FX_FLOAT* fHeight = nullptr);
   void ItemBlocks(const CFX_RectF& rtText, int32_t iBlockIndex);
   FX_BOOL DrawString(CFX_RenderDevice* pFxDevice,
                      const CFX_Matrix& tmDoc2Device,
                      const CFX_RectF& rtClip,
                      int32_t iBlock = 0);
   FX_BOOL IsLoaded() const { return m_pieceLines.GetSize() > 0; }
   void Unload();
   const CXFA_PieceLineArray* GetPieceLines();
 
   FX_BOOL m_bHasBlock;
   CFX_Int32Array m_Blocks;
 
  private:
   void GetTextDataNode();
   CFDE_XMLNode* GetXMLContainerNode();
   CFX_RTFBreak* CreateBreak(FX_BOOL bDefault);
   void InitBreak(FX_FLOAT fLineWidth);
   void InitBreak(IFDE_CSSComputedStyle* pStyle,
                  FDE_CSSDISPLAY eDisplay,
                  FX_FLOAT fLineWidth,
                  CFDE_XMLNode* pXMLNode,
-                 IFDE_CSSComputedStyle* pParentStyle = NULL);
+                 IFDE_CSSComputedStyle* pParentStyle = nullptr);
   FX_BOOL Loader(const CFX_SizeF& szText,
                  FX_FLOAT& fLinePos,
                  FX_BOOL bSavePieces = TRUE);
   void LoadText(CXFA_Node* pNode,
                 const CFX_SizeF& szText,
                 FX_FLOAT& fLinePos,
                 FX_BOOL bSavePieces);
   FX_BOOL LoadRichText(CFDE_XMLNode* pXMLNode,
                        const CFX_SizeF& szText,
                        FX_FLOAT& fLinePos,
                        IFDE_CSSComputedStyle* pParentStyle,
                        FX_BOOL bSavePieces,
-                       CXFA_LinkUserData* pLinkData = NULL,
+                       CXFA_LinkUserData* pLinkData = nullptr,
                        FX_BOOL bEndBreak = TRUE,
                        FX_BOOL bIsOl = FALSE,
                        int32_t iLiCount = 0);
   FX_BOOL AppendChar(const CFX_WideString& wsText,
                      FX_FLOAT& fLinePos,
                      FX_FLOAT fSpaceAbove,
                      FX_BOOL bSavePieces);
   void AppendTextLine(uint32_t dwStatus,
                       FX_FLOAT& fLinePos,
                       FX_BOOL bSavePieces,
@@ skipping 30 matching lines @@
   std::unique_ptr<CXFA_LoaderContext> m_pLoader;
   int32_t m_iLines;
   FX_FLOAT m_fMaxWidth;
   CXFA_TextParser m_textParser;
   CXFA_PieceLineArray m_pieceLines;
   std::unique_ptr<CXFA_TextTabstopsContext> m_pTabstopContext;
   FX_BOOL m_bBlockContinue;
 };
 
 #endif  // XFA_FXFA_APP_XFA_TEXTLAYOUT_H_