replace NULL->nullptr in src/remoting.

remoting/protocol/connection_to_client.cc

 // Copyright 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 "remoting/protocol/connection_to_client.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "net/base/io_buffer.h"
 #include "remoting/protocol/clipboard_stub.h"
 #include "remoting/protocol/host_control_dispatcher.h"
 #include "remoting/protocol/host_event_dispatcher.h"
 #include "remoting/protocol/host_stub.h"
 #include "remoting/protocol/host_video_dispatcher.h"
 #include "remoting/protocol/input_stub.h"
 
 namespace remoting {
 namespace protocol {
 
 ConnectionToClient::ConnectionToClient(protocol::Session* session)
-    : handler_(NULL),
-      clipboard_stub_(NULL),
-      host_stub_(NULL),
-      input_stub_(NULL),
+    : handler_(nullptr),
+      clipboard_stub_(nullptr),
+      host_stub_(nullptr),
+      input_stub_(nullptr),
       session_(session) {
   session_->SetEventHandler(this);
 }
 
 ConnectionToClient::~ConnectionToClient() {
 }
 
 void ConnectionToClient::SetEventHandler(EventHandler* event_handler) {
   DCHECK(CalledOnValidThread());
   handler_ = event_handler;
@@ skipping 169 matching lines @@
 
 void ConnectionToClient::CloseChannels() {
   control_dispatcher_.reset();
   event_dispatcher_.reset();
   video_dispatcher_.reset();
   audio_writer_.reset();
 }
 
 }  // namespace protocol
 }  // namespace remoting