Get rid of NULLs in core/

core/fpdfapi/fpdf_cmaps/GB1/cmaps_gb1.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_cmaps/GB1/cmaps_gb1.h"
 
 #include "core/fpdfapi/fpdf_cmaps/cmap_int.h"
 #include "core/fpdfapi/fpdf_font/font_int.h"
 #include "core/fpdfapi/fpdf_page/cpdf_pagemodule.h"
 #include "core/fpdfapi/include/cpdf_modulemgr.h"
 #include "core/fxcrt/include/fx_basic.h"
 
 static const FXCMAP_CMap g_FXCMAP_GB1_cmaps[] = {
     {"GB-EUC-H", FXCMAP_CMap::Range, g_FXCMAP_GB_EUC_H_0, 90, FXCMAP_CMap::None,
-     NULL, 0, 0},
+     nullptr, 0, 0},
     {"GB-EUC-V", FXCMAP_CMap::Range, g_FXCMAP_GB_EUC_V_0, 20, FXCMAP_CMap::None,
-     NULL, 0, -1},
+     nullptr, 0, -1},
     {"GBpc-EUC-H", FXCMAP_CMap::Range, g_FXCMAP_GBpc_EUC_H_0, 91,
-     FXCMAP_CMap::None, NULL, 0, 0},
+     FXCMAP_CMap::None, nullptr, 0, 0},
     {"GBpc-EUC-V", FXCMAP_CMap::Range, g_FXCMAP_GBpc_EUC_V_0, 20,
-     FXCMAP_CMap::None, NULL, 0, -1},
+     FXCMAP_CMap::None, nullptr, 0, -1},
     {"GBK-EUC-H", FXCMAP_CMap::Range, g_FXCMAP_GBK_EUC_H_2, 4071,
-     FXCMAP_CMap::None, NULL, 0, 0},
+     FXCMAP_CMap::None, nullptr, 0, 0},
     {"GBK-EUC-V", FXCMAP_CMap::Range, g_FXCMAP_GBK_EUC_V_2, 20,
-     FXCMAP_CMap::None, NULL, 0, -1},
+     FXCMAP_CMap::None, nullptr, 0, -1},
     {"GBKp-EUC-H", FXCMAP_CMap::Range, g_FXCMAP_GBKp_EUC_H_2, 4070,
-     FXCMAP_CMap::None, NULL, 0, -2},
+     FXCMAP_CMap::None, nullptr, 0, -2},
     {"GBKp-EUC-V", FXCMAP_CMap::Range, g_FXCMAP_GBKp_EUC_V_2, 20,
-     FXCMAP_CMap::None, NULL, 0, -1},
+     FXCMAP_CMap::None, nullptr, 0, -1},
     {"GBK2K-H", FXCMAP_CMap::Range, g_FXCMAP_GBK2K_H_5, 4071,
      FXCMAP_CMap::Single, g_FXCMAP_GBK2K_H_5_DWord, 1017, -4},
     {"GBK2K-V", FXCMAP_CMap::Range, g_FXCMAP_GBK2K_V_5, 41, FXCMAP_CMap::None,
-     NULL, 0, -1},
+     nullptr, 0, -1},
     {"UniGB-UCS2-H", FXCMAP_CMap::Range, g_FXCMAP_UniGB_UCS2_H_4, 13825,
-     FXCMAP_CMap::None, NULL, 0, 0},
+     FXCMAP_CMap::None, nullptr, 0, 0},
     {"UniGB-UCS2-V", FXCMAP_CMap::Range, g_FXCMAP_UniGB_UCS2_V_4, 24,
-     FXCMAP_CMap::None, NULL, 0, -1},
+     FXCMAP_CMap::None, nullptr, 0, -1},
     {"UniGB-UTF16-H", FXCMAP_CMap::Range, g_FXCMAP_UniGB_UCS2_H_4, 13825,
-     FXCMAP_CMap::None, NULL, 0, 0},
+     FXCMAP_CMap::None, nullptr, 0, 0},
     {"UniGB-UTF16-V", FXCMAP_CMap::Range, g_FXCMAP_UniGB_UCS2_V_4, 24,
-     FXCMAP_CMap::None, NULL, 0, -1},
+     FXCMAP_CMap::None, nullptr, 0, -1},
 };
 
 void CPDF_ModuleMgr::LoadEmbeddedGB1CMaps() {
   CPDF_FontGlobals* pFontGlobals =
       CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals();
   pFontGlobals->m_EmbeddedCharsets[CIDSET_GB1].m_pMapList = g_FXCMAP_GB1_cmaps;
   pFontGlobals->m_EmbeddedCharsets[CIDSET_GB1].m_Count =
       FX_ArraySize(g_FXCMAP_GB1_cmaps);
   pFontGlobals->m_EmbeddedToUnicodes[CIDSET_GB1].m_pMap =
       g_FXCMAP_GB1CID2Unicode_5;
   pFontGlobals->m_EmbeddedToUnicodes[CIDSET_GB1].m_Count = 30284;
 }