Remove foo != NULL checks in xfa/src/fxbarcode.

xfa/src/fxbarcode/qrcode/BC_QRCoderMode.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
 // Original code is licensed as follows:
 /*
  * Copyright 2007 ZXing authors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ skipping 24 matching lines @@
 CBC_QRCoderMode* CBC_QRCoderMode::sFNC1_SECOND_POSITION = NULL;
 CBC_QRCoderMode* CBC_QRCoderMode::sSTRUCTURED_APPEND = NULL;
 
 CBC_QRCoderMode::CBC_QRCoderMode(int32_t* characterCountBitsForVersions,
                                  int32_t x1,
                                  int32_t x2,
                                  int32_t x3,
                                  int32_t bits,
                                  CFX_ByteString name) {
   m_characterCountBitsForVersions = characterCountBitsForVersions;
-  if (m_characterCountBitsForVersions != NULL) {
+  if (m_characterCountBitsForVersions) {
     m_characterCountBitsForVersions[0] = x1;
     m_characterCountBitsForVersions[1] = x2;
     m_characterCountBitsForVersions[2] = x3;
   }
   m_name += name;
   m_bits = bits;
 }
 CBC_QRCoderMode::~CBC_QRCoderMode() {
-  if (m_characterCountBitsForVersions != NULL) {
-    FX_Free(m_characterCountBitsForVersions);
-  }
+  FX_Free(m_characterCountBitsForVersions);
 }
 void CBC_QRCoderMode::Initialize() {
   sBYTE = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 16, 16, 0x4, "BYTE");
   sALPHANUMERIC =
       new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 9, 11, 13, 0x2, "ALPHANUMERIC");
   sECI = new CBC_QRCoderMode(NULL, 0, 0, 0, 0x7, "ECI");
   sKANJI = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 10, 12, 0x8, "KANJI");
   sNUMERIC =
       new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 10, 12, 14, 0x1, "NUMERIC");
   sGBK = new CBC_QRCoderMode(FX_Alloc(int32_t, 3), 8, 10, 12, 0x0D, "GBK");
@@ skipping 105 matching lines @@
   }
   if (sFNC1_SECOND_POSITION) {
     delete CBC_QRCoderMode::sFNC1_SECOND_POSITION;
     sFNC1_SECOND_POSITION = NULL;
   }
   if (sSTRUCTURED_APPEND) {
     delete CBC_QRCoderMode::sSTRUCTURED_APPEND;
     sSTRUCTURED_APPEND = NULL;
   }
 }