Get rid of NULLs in core/

core/fxge/ge/fx_ge_font.cpp

 // 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
 
 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
 #include "core/fxge/ge/fx_text_int.h"
 #include "core/fxge/include/fx_freetype.h"
 #include "core/fxge/include/fx_ge.h"
@@ skipping 21 matching lines @@
 }
 #endif  // PDF_ENABLE_XFA
 
 FXFT_Face FT_LoadFont(const uint8_t* pData, int size) {
   return CFX_GEModule::Get()->GetFontMgr()->GetFixedFace(pData, size, 0);
 }
 
 }  // namespace
 
 CFX_Font::CFX_Font() {
-  m_pSubstFont = NULL;
-  m_Face = NULL;
+  m_pSubstFont = nullptr;
+  m_Face = nullptr;
   m_bEmbedded = FALSE;
   m_bVertical = FALSE;
-  m_pFontData = NULL;
-  m_pFontDataAllocation = NULL;
+  m_pFontData = nullptr;
+  m_pFontDataAllocation = nullptr;
   m_dwSize = 0;
-  m_pGsubData = NULL;
-  m_pPlatformFont = NULL;
-  m_pPlatformFontCollection = NULL;
-  m_pDwFont = NULL;
-  m_hHandle = NULL;
+  m_pGsubData = nullptr;
+  m_pPlatformFont = nullptr;
+  m_pPlatformFontCollection = nullptr;
+  m_pDwFont = nullptr;
+  m_hHandle = nullptr;
   m_bDwLoaded = FALSE;
 #ifdef PDF_ENABLE_XFA
   m_bLogic = FALSE;
-  m_pOwnedStream = NULL;
+  m_pOwnedStream = nullptr;
 #endif  // PDF_ENABLE_XFA
 }
 
 #ifdef PDF_ENABLE_XFA
 FX_BOOL CFX_Font::LoadClone(const CFX_Font* pFont) {
-  if (pFont == NULL) {
+  if (!pFont)
     return FALSE;
-  }
+
   m_bLogic = TRUE;
   if (pFont->m_pSubstFont) {
     m_pSubstFont = new CFX_SubstFont;
     m_pSubstFont->m_Charset = pFont->m_pSubstFont->m_Charset;
     m_pSubstFont->m_ExtHandle = pFont->m_pSubstFont->m_ExtHandle;
     m_pSubstFont->m_SubstFlags = pFont->m_pSubstFont->m_SubstFlags;
     m_pSubstFont->m_Weight = pFont->m_pSubstFont->m_Weight;
     m_pSubstFont->m_Family = pFont->m_pSubstFont->m_Family;
     m_pSubstFont->m_ItalicAngle = pFont->m_pSubstFont->m_ItalicAngle;
   }
@@ skipping 41 matching lines @@
 #ifdef PDF_ENABLE_XFA
   FX_Free(m_pOwnedStream);
 #endif  // PDF_ENABLE_XFA
   FX_Free(m_pGsubData);
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
   ReleasePlatformResource();
 #endif
 }
 void CFX_Font::DeleteFace() {
   FXFT_Done_Face(m_Face);
-  m_Face = NULL;
+  m_Face = nullptr;
 }
 void CFX_Font::LoadSubst(const CFX_ByteString& face_name,
                          FX_BOOL bTrueType,
                          uint32_t flags,
                          int weight,
                          int italic_angle,
                          int CharsetCP,
                          FX_BOOL bVertical) {
   m_bEmbedded = FALSE;
   m_bVertical = bVertical;
   m_pSubstFont = new CFX_SubstFont;
   m_Face = CFX_GEModule::Get()->GetFontMgr()->FindSubstFont(
       face_name, bTrueType, flags, weight, italic_angle, CharsetCP,
       m_pSubstFont);
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
   if (m_pSubstFont->m_ExtHandle) {
     m_pPlatformFont = m_pSubstFont->m_ExtHandle;
-    m_pSubstFont->m_ExtHandle = NULL;
+    m_pSubstFont->m_ExtHandle = nullptr;
   }
 #endif
   if (m_Face) {
     m_pFontData = FXFT_Get_Face_Stream_Base(m_Face);
     m_dwSize = FXFT_Get_Face_Stream_Size(m_Face);
   }
 }
 #ifdef PDF_ENABLE_XFA
 extern "C" {
 unsigned long _FTStreamRead(FXFT_Stream stream,
@@ skipping 11 matching lines @@
   return 0;
 }
 void _FTStreamClose(FXFT_Stream stream) {}
 };
 FX_BOOL _LoadFile(FXFT_Library library,
                   FXFT_Face* Face,
                   IFX_FileRead* pFile,
                   FXFT_Stream* stream,
                   int32_t faceIndex = 0) {
   FXFT_Stream stream1 = (FXFT_Stream)FX_Alloc(uint8_t, sizeof(FXFT_StreamRec));
-  stream1->base = NULL;
+  stream1->base = nullptr;
   stream1->size = (unsigned long)pFile->GetSize();
   stream1->pos = 0;
   stream1->descriptor.pointer = pFile;
   stream1->close = _FTStreamClose;
   stream1->read = _FTStreamRead;
   FXFT_Open_Args args;
   args.flags = FT_OPEN_STREAM;
   args.stream = stream1;
   if (FXFT_Open_Face(library, &args, faceIndex, Face)) {
     FX_Free(stream1);
@@ skipping 44 matching lines @@
   return width;
 }
 
 FX_BOOL CFX_Font::LoadEmbedded(const uint8_t* data, uint32_t size) {
   m_pFontDataAllocation = FX_Alloc(uint8_t, size);
   FXSYS_memcpy(m_pFontDataAllocation, data, size);
   m_Face = FT_LoadFont(m_pFontDataAllocation, size);
   m_pFontData = m_pFontDataAllocation;
   m_bEmbedded = TRUE;
   m_dwSize = size;
-  return m_Face != NULL;
+  return !!m_Face;
 }
 
 FX_BOOL CFX_Font::IsTTFont() const {
   if (!m_Face)
     return FALSE;
   return FXFT_Is_Face_TT_OT(m_Face) == FXFT_FACE_FLAG_SFNT;
 }
 
 int CFX_Font::GetAscent() const {
   if (!m_Face)
@@ skipping 275 matching lines @@
   if (nEncodingID != FXFM_ENCODING_NONE)
     return _FXFM_CreateFontEncoding(pFont, nEncodingID);
 
   for (size_t i = 0; i < FX_ArraySize(g_EncodingID); ++i) {
     CFX_UnicodeEncodingEx* pFontEncoding =
         _FXFM_CreateFontEncoding(pFont, g_EncodingID[i]);
     if (pFontEncoding) {
       return pFontEncoding;
     }
   }
-  return NULL;
+  return nullptr;
 }
 #endif  // PDF_ENABLE_XFA