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

net/tools/quic/quic_client_session.cc

 // Copyright (c) 2012 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/tools/quic/quic_client_session.h"
 
 #include "base/logging.h"
 #include "net/quic/crypto/crypto_protocol.h"
 #include "net/quic/quic_server_id.h"
 #include "net/tools/quic/quic_spdy_client_stream.h"
 
 using std::string;
 
 namespace net {
 namespace tools {
 
 QuicClientSession::QuicClientSession(const QuicConfig& config,
                                      QuicConnection* connection)
     : QuicClientSessionBase(connection, config) {
 }
 
 QuicClientSession::~QuicClientSession() {
 }
 
 void QuicClientSession::InitializeSession(
     const QuicServerId& server_id,
     QuicCryptoClientConfig* crypto_config) {
   QuicClientSessionBase::InitializeSession();
   crypto_stream_.reset(
-      new QuicCryptoClientStream(server_id, this, NULL, crypto_config));
+      new QuicCryptoClientStream(server_id, this, nullptr, crypto_config));
 }
 
 void QuicClientSession::OnProofValid(
     const QuicCryptoClientConfig::CachedState& /*cached*/) {
 }
 
 void QuicClientSession::OnProofVerifyDetailsAvailable(
     const ProofVerifyDetails& /*verify_details*/) {
 }
 
 QuicSpdyClientStream* QuicClientSession::CreateOutgoingDataStream() {
   if (!crypto_stream_->encryption_established()) {
     DVLOG(1) << "Encryption not active so no outgoing stream created.";
-    return NULL;
+    return nullptr;
   }
   if (GetNumOpenStreams() >= get_max_open_streams()) {
     DVLOG(1) << "Failed to create a new outgoing stream. "
              << "Already " << GetNumOpenStreams() << " open.";
-    return NULL;
+    return nullptr;
   }
   if (goaway_received()) {
     DVLOG(1) << "Failed to create a new outgoing stream. "
              << "Already received goaway.";
-    return NULL;
+    return nullptr;
   }
   QuicSpdyClientStream* stream
       = new QuicSpdyClientStream(GetNextStreamId(), this);
   ActivateStream(stream);
   return stream;
 }
 
 QuicCryptoClientStream* QuicClientSession::GetCryptoStream() {
   return crypto_stream_.get();
 }
 
 bool QuicClientSession::CryptoConnect() {
   DCHECK(flow_controller());
   return crypto_stream_->CryptoConnect();
 }
 
 int QuicClientSession::GetNumSentClientHellos() const {
   return crypto_stream_->num_sent_client_hellos();
 }
 
 QuicDataStream* QuicClientSession::CreateIncomingDataStream(
     QuicStreamId id) {
   DLOG(ERROR) << "Server push not supported";
-  return NULL;
+  return nullptr;
 }
 
 }  // namespace tools
 }  // namespace net