Replace NULL with nullptr in all C++ files.

webrtc/modules/audio_coding/neteq/neteq_impl.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 230 matching lines @@
 
 int NetEqImpl::RegisterExternalDecoder(AudioDecoder* decoder,
                                        NetEqDecoder codec,
                                        const std::string& codec_name,
                                        uint8_t rtp_payload_type) {
   rtc::CritScope lock(&crit_sect_);
   LOG(LS_VERBOSE) << "RegisterExternalDecoder "
                   << static_cast<int>(rtp_payload_type) << " "
                   << static_cast<int>(codec);
   if (!decoder) {
-    LOG(LS_ERROR) << "Cannot register external decoder with NULL pointer";
+    LOG(LS_ERROR) << "Cannot register external decoder with null pointer";
     assert(false);
     return kFail;
   }
   int ret = decoder_database_->InsertExternal(rtp_payload_type, codec,
                                               codec_name, decoder);
   if (ret != DecoderDatabase::kOK) {
     switch (ret) {
       case DecoderDatabase::kInvalidRtpPayloadType:
         error_code_ = kInvalidRtpPayloadType;
         break;
@@ skipping 1795 matching lines @@
   mute_factor_array_.reset(new int16_t[channels]);
   for (size_t i = 0; i < channels; ++i) {
     mute_factor_array_[i] = 16384;  // 1.0 in Q14.
   }
 
   ComfortNoiseDecoder* cng_decoder = decoder_database_->GetActiveCngDecoder();
   if (cng_decoder)
     cng_decoder->Reset();
 
   // Reinit post-decode VAD with new sample rate.
-  assert(vad_.get());  // Cannot be NULL here.
+  assert(vad_.get());  // Cannot be nullptr here.
   vad_->Init();
 
   // Delete algorithm buffer and create a new one.
   algorithm_buffer_.reset(new AudioMultiVector(channels));
 
   // Delete sync buffer and create a new one.
   sync_buffer_.reset(new SyncBuffer(channels, kSyncBufferSize * fs_mult_));
 
   // Delete BackgroundNoise object and create a new one.
   background_noise_.reset(new BackgroundNoise(channels));
@@ skipping 51 matching lines @@
   }
 }
 
 void NetEqImpl::CreateDecisionLogic() {
   decision_logic_.reset(DecisionLogic::Create(
       fs_hz_, output_size_samples_, playout_mode_, decoder_database_.get(),
       *packet_buffer_.get(), delay_manager_.get(), buffer_level_filter_.get(),
       tick_timer_.get()));
 }
 }  // namespace webrtc