Get rid of NULLs in xfa/

xfa/fgas/font/fgas_stdfontmgr.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_STDFONTMGR_H_
 #define XFA_FGAS_FONT_FGAS_STDFONTMGR_H_
 
 #include "core/fxcrt/include/fx_ext.h"
@@ skipping 10 matching lines @@
 class CFGAS_StdFontMgrImp : public IFGAS_FontMgr {
  public:
   explicit CFGAS_StdFontMgrImp(FX_LPEnumAllFonts pEnumerator);
   ~CFGAS_StdFontMgrImp() override;
 
   // IFGAS_FontMgr:
   void Release() override { delete this; }
   IFGAS_Font* GetDefFontByCodePage(
       uint16_t wCodePage,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByCharset(
       uint8_t nCharset,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByUnicode(
       FX_WCHAR wUnicode,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByLanguage(
       uint16_t wLanguage,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* LoadFont(const FX_WCHAR* pszFontFamily,
                        uint32_t dwFontStyles,
                        uint16_t wCodePage = 0xFFFF) override;
   IFGAS_Font* LoadFont(const uint8_t* pBuffer, int32_t iLength) override;
   IFGAS_Font* LoadFont(const FX_WCHAR* pszFileName) override;
   IFGAS_Font* LoadFont(IFX_Stream* pFontStream,
-                       const FX_WCHAR* pszFontAlias = NULL,
+                       const FX_WCHAR* pszFontAlias = nullptr,
                        uint32_t dwFontStyles = 0,
                        uint16_t wCodePage = 0,
                        FX_BOOL bSaveStream = FALSE) override;
   IFGAS_Font* LoadFont(IFGAS_Font* pSrcFont,
                        uint32_t dwFontStyles,
                        uint16_t wCodePage = 0xFFFF) override;
 
   void ClearFontCache() override;
   void RemoveFont(IFGAS_Font* pFont) override;
 
@@ skipping 18 matching lines @@
   CFX_MapPtrToPtr m_StreamFonts;
   CFX_MapPtrToPtr m_DeriveFonts;
 };
 uint32_t FX_GetGdiFontStyles(const LOGFONTW& lf);
 
 #else
 
 class CFX_FontDescriptor {
  public:
   CFX_FontDescriptor()
-      : m_pFileAccess(NULL), m_nFaceIndex(0), m_dwFontStyles(0) {
+      : m_pFileAccess(nullptr), m_nFaceIndex(0), m_dwFontStyles(0) {
     m_dwUsb[0] = m_dwUsb[1] = m_dwUsb[2] = m_dwUsb[3] = 0;
     m_dwCsb[0] = m_dwCsb[1] = 0;
   }
+
   ~CFX_FontDescriptor() {
-    if (NULL != m_pFileAccess) {
+    if (m_pFileAccess)
       m_pFileAccess->Release();
-    }
   }
+
   IFX_FileAccess* m_pFileAccess;
   int32_t m_nFaceIndex;
   CFX_WideString m_wsFaceName;
   CFX_WideStringArray m_wsFamilyNames;
   uint32_t m_dwFontStyles;
   uint32_t m_dwUsb[4];
   uint32_t m_dwCsb[2];
 };
 typedef CFX_ArrayTemplate<CFX_FontDescriptor*> CFX_FontDescriptors;
 
@@ skipping 43 matching lines @@
 class CFGAS_FontMgrImp : public IFGAS_FontMgr {
  public:
   explicit CFGAS_FontMgrImp(CFX_FontSourceEnum_File* pFontEnum);
   ~CFGAS_FontMgrImp() override;
 
   // IFGAS_FontMgr:
   void Release() override;
   IFGAS_Font* GetDefFontByCodePage(
       uint16_t wCodePage,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByCharset(
       uint8_t nCharset,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByUnicode(
       FX_WCHAR wUnicode,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* GetDefFontByLanguage(
       uint16_t wLanguage,
       uint32_t dwFontStyles,
-      const FX_WCHAR* pszFontFamily = NULL) override;
-  IFGAS_Font* GetFontByCodePage(uint16_t wCodePage,
-                                uint32_t dwFontStyles,
-                                const FX_WCHAR* pszFontFamily = NULL) override;
-  IFGAS_Font* GetFontByCharset(uint8_t nCharset,
-                               uint32_t dwFontStyles,
-                               const FX_WCHAR* pszFontFamily = NULL) override;
-  IFGAS_Font* GetFontByUnicode(FX_WCHAR wUnicode,
-                               uint32_t dwFontStyles,
-                               const FX_WCHAR* pszFontFamily = NULL) override;
-  IFGAS_Font* GetFontByLanguage(uint16_t wLanguage,
-                                uint32_t dwFontStyles,
-                                const FX_WCHAR* pszFontFamily = NULL) override;
+      const FX_WCHAR* pszFontFamily = nullptr) override;
+  IFGAS_Font* GetFontByCodePage(
+      uint16_t wCodePage,
+      uint32_t dwFontStyles,
+      const FX_WCHAR* pszFontFamily = nullptr) override;
+  IFGAS_Font* GetFontByCharset(
+      uint8_t nCharset,
+      uint32_t dwFontStyles,
+      const FX_WCHAR* pszFontFamily = nullptr) override;
+  IFGAS_Font* GetFontByUnicode(
+      FX_WCHAR wUnicode,
+      uint32_t dwFontStyles,
+      const FX_WCHAR* pszFontFamily = nullptr) override;
+  IFGAS_Font* GetFontByLanguage(
+      uint16_t wLanguage,
+      uint32_t dwFontStyles,
+      const FX_WCHAR* pszFontFamily = nullptr) override;
   IFGAS_Font* LoadFont(const uint8_t* pBuffer,
                        int32_t iLength,
                        int32_t iFaceIndex,
                        int32_t* pFaceCount) override;
   IFGAS_Font* LoadFont(const FX_WCHAR* pszFileName,
                        int32_t iFaceIndex,
                        int32_t* pFaceCount) override;
   IFGAS_Font* LoadFont(IFX_Stream* pFontStream,
                        int32_t iFaceIndex,
                        int32_t* pFaceCount,
@@ skipping 47 matching lines @@
   CFX_MapPtrTemplate<uint32_t, CFX_ArrayTemplate<IFGAS_Font*>*> m_Hash2Fonts;
   CFX_MapPtrTemplate<uint32_t, IFX_FileAccess*> m_Hash2FileAccess;
   CFX_MapPtrTemplate<uint32_t, IFGAS_Font*> m_FileAccess2IFXFont;
   CFX_MapPtrTemplate<IFGAS_Font*, IFX_FileRead*> m_IFXFont2FileRead;
   CFX_MapPtrTemplate<FX_WCHAR, IFGAS_Font*> m_FailedUnicodes2NULL;
   CFX_FontSourceEnum_File* const m_pFontSource;
 };
 #endif
 
 #endif  // XFA_FGAS_FONT_FGAS_STDFONTMGR_H_