Deprecate NonThreadSafe in remoting in favor of SequenceChecker.

remoting/host/signaling_connector.h

 // 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.
 
 #ifndef REMOTING_HOST_SIGNALING_CONNECTOR_H_
 #define REMOTING_HOST_SIGNALING_CONNECTOR_H_
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
-#include "base/threading/non_thread_safe.h"
+#include "base/sequence_checker.h"
 #include "base/timer/timer.h"
 #include "net/base/network_change_notifier.h"
 #include "remoting/base/oauth_token_getter.h"
 #include "remoting/signaling/xmpp_signal_strategy.h"
 
 namespace remoting {
 
 class DnsBlackholeChecker;
 
 // SignalingConnector listens for SignalStrategy status notifications
 // and attempts to keep it connected when possible. When signalling is
 // not connected it keeps trying to reconnect it until it is
 // connected. It limits connection attempt rate using exponential
 // backoff. It also monitors network state and reconnects signalling
 // whenever connection type changes or IP address changes.
 class SignalingConnector
     : public base::SupportsWeakPtr<SignalingConnector>,
-      public base::NonThreadSafe,
       public SignalStrategy::Listener,
       public net::NetworkChangeNotifier::ConnectionTypeObserver,
       public net::NetworkChangeNotifier::IPAddressObserver {
  public:
   // The |auth_failed_callback| is called when authentication fails.
   SignalingConnector(XmppSignalStrategy* signal_strategy,
                      std::unique_ptr<DnsBlackholeChecker> dns_blackhole_checker,
                      OAuthTokenGetter* oauth_token_getter,
                      const base::Closure& auth_failed_callback);
   ~SignalingConnector() override;
@@ skipping 25 matching lines @@
   base::Closure auth_failed_callback_;
   std::unique_ptr<DnsBlackholeChecker> dns_blackhole_checker_;
 
   OAuthTokenGetter* oauth_token_getter_;
 
   // Number of times we tried to connect without success.
   int reconnect_attempts_;
 
   base::OneShotTimer timer_;
 
+  SEQUENCE_CHECKER(sequence_checker_);
+
   DISALLOW_COPY_AND_ASSIGN(SignalingConnector);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_SIGNALING_CONNECTOR_H_