Replace NULL with nullptr in all C++ files.

webrtc/video/video_receive_stream.cc

 /*
  *  Copyright (c) 2013 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 21 matching lines @@
 #include "webrtc/system_wrappers/include/clock.h"
 #include "webrtc/system_wrappers/include/field_trial.h"
 #include "webrtc/video/call_stats.h"
 #include "webrtc/video/receive_statistics_proxy.h"
 #include "webrtc/video_receive_stream.h"
 
 namespace webrtc {
 
 std::string VideoReceiveStream::Decoder::ToString() const {
   std::stringstream ss;
-  ss << "{decoder: " << (decoder ? "(VideoDecoder)" : "nullptr");
+  ss << "{decoder: " << (decoder ? "(VideoDecoder)" : "null");
   ss << ", payload_type: " << payload_type;
   ss << ", payload_name: " << payload_name;
   ss << ", codec_params: {";
   for (const auto& it : codec_params)
     ss << it.first << ": " << it.second;
   ss << '}';
   ss << '}';
 
   return ss.str();
 }
 
 std::string VideoReceiveStream::Config::ToString() const {
   std::stringstream ss;
   ss << "{decoders: [";
   for (size_t i = 0; i < decoders.size(); ++i) {
     ss << decoders[i].ToString();
     if (i != decoders.size() - 1)
       ss << ", ";
   }
   ss << ']';
   ss << ", rtp: " << rtp.ToString();
-  ss << ", renderer: " << (renderer ? "(renderer)" : "nullptr");
+  ss << ", renderer: " << (renderer ? "(renderer)" : "null");
   ss << ", render_delay_ms: " << render_delay_ms;
   if (!sync_group.empty())
     ss << ", sync_group: " << sync_group;
   ss << ", pre_decode_callback: "
-     << (pre_decode_callback ? "(EncodedFrameObserver)" : "nullptr");
+     << (pre_decode_callback ? "(EncodedFrameObserver)" : "null");
   ss << ", target_delay_ms: " << target_delay_ms;
   ss << '}';
 
   return ss.str();
 }
 
 std::string VideoReceiveStream::Config::Rtp::ToString() const {
   std::stringstream ss;
   ss << "{remote_ssrc: " << remote_ssrc;
   ss << ", local_ssrc: " << local_ssrc;
@@ skipping 421 matching lines @@
       LOG(LS_WARNING) << "No decodable frame in " << kMaxWaitForFrameMs
                       << " ms, requesting keyframe.";
       RequestKeyFrame();
     }
   } else {
     video_receiver_.Decode(kMaxDecodeWaitTimeMs);
   }
 }
 }  // namespace internal
 }  // namespace webrtc