Replace NULL with nullptr in all C++ files.

webrtc/modules/audio_coding/test/APITest.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 33 matching lines @@
     EventWrapper* myEvent = EventWrapper::Create();
     myEvent->Wait(waitLengthMs);
     delete myEvent;
     return;
   }
 }
 
 APITest::APITest()
     : _acmA(AudioCodingModule::Create(1)),
       _acmB(AudioCodingModule::Create(2)),
-      _channel_A2B(NULL),
-      _channel_B2A(NULL),
+      _channel_A2B(nullptr),
+      _channel_B2A(nullptr),
       _writeToFile(true),
-      _pullEventA(NULL),
-      _pushEventA(NULL),
-      _processEventA(NULL),
-      _apiEventA(NULL),
-      _pullEventB(NULL),
-      _pushEventB(NULL),
-      _processEventB(NULL),
-      _apiEventB(NULL),
+      _pullEventA(nullptr),
+      _pushEventA(nullptr),
+      _processEventA(nullptr),
+      _apiEventA(nullptr),
+      _pullEventB(nullptr),
+      _pushEventB(nullptr),
+      _processEventB(nullptr),
+      _apiEventB(nullptr),
       _codecCntrA(0),
       _codecCntrB(0),
       _thereIsEncoderA(false),
       _thereIsEncoderB(false),
       _thereIsDecoderA(false),
       _thereIsDecoderB(false),
       _sendVADA(false),
       _sendDTXA(false),
       _sendVADModeA(VADNormal),
       _sendVADB(false),
       _sendDTXB(false),
       _sendVADModeB(VADNormal),
       _minDelayA(0),
       _minDelayB(0),
       _dotPositionA(0),
       _dotMoveDirectionA(1),
       _dotPositionB(39),
       _dotMoveDirectionB(-1),
-      _vadCallbackA(NULL),
-      _vadCallbackB(NULL),
+      _vadCallbackA(nullptr),
+      _vadCallbackB(nullptr),
       _apiTestRWLock(*RWLockWrapper::CreateRWLock()),
       _randomTest(false),
       _testNumA(0),
       _testNumB(1) {
   int n;
   for (n = 0; n < 32; n++) {
     _payloadUsed[n] = false;
   }
 
   _movingDot[40] = '\0';
@@ skipping 168 matching lines @@
   //Trace::SetEncryptedTraceFile("ACMAPITestEncrypted.txt");
 
   char print[11];
 
   // Create a trace file.
   Trace::CreateTrace();
   Trace::SetTraceFile(
       (webrtc::test::OutputPath() + "acm_api_trace.txt").c_str());
 
   printf("\nRandom Test (y/n)?");
-  EXPECT_TRUE(fgets(print, 10, stdin) != NULL);
+  EXPECT_TRUE(fgets(print, 10, stdin) != nullptr);
   print[10] = '\0';
-  if (strstr(print, "y") != NULL) {
+  if (strstr(print, "y") != nullptr) {
     _randomTest = true;
     _verbose = false;
     _writeToFile = false;
   } else {
     _randomTest = false;
     printf("\nPrint Tests (y/n)? ");
-    EXPECT_TRUE(fgets(print, 10, stdin) != NULL);
+    EXPECT_TRUE(fgets(print, 10, stdin) != nullptr);
     print[10] = '\0';
-    if (strstr(print, "y") == NULL) {
+    if (strstr(print, "y") == nullptr) {
       EXPECT_TRUE(freopen("APITest_log.txt", "w", stdout) != 0);
       _verbose = false;
     }
   }
 
   _vadCallbackA = new VADCallback;
   _vadCallbackB = new VADCallback;
 
   return 0;
 }
@@ skipping 301 matching lines @@
 }
 
 void APITest::CheckVADStatus(char side) {
 
   bool dtxEnabled;
   bool vadEnabled;
   ACMVADMode vadMode;
 
   if (side == 'A') {
     _acmA->VAD(&dtxEnabled, &vadEnabled, &vadMode);
-    _acmA->RegisterVADCallback(NULL);
+    _acmA->RegisterVADCallback(nullptr);
     _vadCallbackA->Reset();
     _acmA->RegisterVADCallback(_vadCallbackA);
 
     if (!_randomTest) {
       if (_verbose) {
         fprintf(stdout, "DTX %3s, VAD %3s, Mode %d", dtxEnabled ? "ON" : "OFF",
                 vadEnabled ? "ON" : "OFF", (int) vadMode);
         Wait(5000);
         fprintf(stdout, " => bit-rate %3.0f kbps\n", _channel_A2B->BitRate());
       } else {
@@ skipping 10 matching lines @@
     }
     if ((vadEnabled != _sendVADA) && (!dtxEnabled)) {
       fprintf(stderr, ">>>   Error Enabling VAD    <<<\n");
     }
     if ((vadMode != _sendVADModeA) && vadEnabled) {
       fprintf(stderr, ">>>   Error setting VAD-mode    <<<\n");
     }
   } else {
     _acmB->VAD(&dtxEnabled, &vadEnabled, &vadMode);
 
-    _acmB->RegisterVADCallback(NULL);
+    _acmB->RegisterVADCallback(nullptr);
     _vadCallbackB->Reset();
     _acmB->RegisterVADCallback(_vadCallbackB);
 
     if (!_randomTest) {
       if (_verbose) {
         fprintf(stdout, "DTX %3s, VAD %3s, Mode %d", dtxEnabled ? "ON" : "OFF",
                 vadEnabled ? "ON" : "OFF", (int) vadMode);
         Wait(5000);
         fprintf(stdout, " => bit-rate %3.0f kbps\n", _channel_B2A->BitRate());
       } else {
@@ skipping 458 matching lines @@
   CHECK_ERROR_MT(myACM->RegisterSendCodec(myCodec));
   myChannel->ResetStats();
   {
     WriteLockScoped wl(_apiTestRWLock);
     *thereIsEncoder = true;
   }
   Wait(500);
 }
 
 }  // namespace webrtc