QUIC - (no behavior change) s/NULL/nullptr/g in .../quic/...

net/quic/crypto/crypto_handshake_message.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/crypto/crypto_handshake_message.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/strings/string_number_conversions.h"
 #include "net/quic/crypto/crypto_framer.h"
 #include "net/quic/crypto/crypto_protocol.h"
@@ skipping 91 matching lines @@
   QuicTagValueMap::const_iterator it = tag_value_map_.find(tag);
   QuicErrorCode ret = QUIC_NO_ERROR;
 
   if (it == tag_value_map_.end()) {
     ret = QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND;
   } else if (it->second.size() % sizeof(QuicTag) != 0) {
     ret = QUIC_INVALID_CRYPTO_MESSAGE_PARAMETER;
   }
 
   if (ret != QUIC_NO_ERROR) {
-    *out_tags = NULL;
+    *out_tags = nullptr;
     *out_len = 0;
     return ret;
   }
 
   *out_tags = reinterpret_cast<const QuicTag*>(it->second.data());
   *out_len = it->second.size() / sizeof(QuicTag);
   return ret;
 }
 
 bool CryptoHandshakeMessage::GetStringPiece(QuicTag tag,
@@ skipping 191 matching lines @@
       ret += "0x" + base::HexEncode(it->second.data(), it->second.size());
     }
     ret += "\n";
   }
   --indent;
   ret += string(2 * indent, ' ') + ">";
   return ret;
 }
 
 }  // namespace net