Massively simplify the NetworkChangeNotifier infrastructure:...

chrome/common/net/fake_network_change_notifier_thread.h

-// Copyright (c) 2010 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 CHROME_COMMON_NET_FAKE_NETWORK_CHANGE_NOTIFIER_THREAD_H_
-#define CHROME_COMMON_NET_FAKE_NETWORK_CHANGE_NOTIFIER_THREAD_H_
-
-// A fake implementation of NetworkChangeNotifierThread used for
-// unit-testing.
-
-#include "base/basictypes.h"
-#include "base/scoped_ptr.h"
-#include "base/thread.h"
-#include "chrome/common/net/network_change_notifier_thread.h"
-
-namespace net {
-class MockNetworkChangeNotifier;
-}  // namespace net
-
-namespace chrome_common_net {
-
-class ThreadBlocker;
-
-class FakeNetworkChangeNotifierThread : public NetworkChangeNotifierThread {
- public:
-  FakeNetworkChangeNotifierThread();
-
-  virtual ~FakeNetworkChangeNotifierThread();
-
-  // Starts the thread in a blocked state and initializes the network
-  // change notifier.
-  void Start();
-
-  // Runs the tasks that are currently blocked.  After this call,
-  // thread remains in a blocked state.  A call to this function is a
-  // memory barrier.
-  void Pump();
-
-  // Stops the thread.
-  void Stop();
-
-  // Trigger an IP address change notification on the owned network
-  // change notifier on the owned thread.
-  void NotifyIPAddressChange();
-
-  // Implementation of NetworkChangeNotifierThread.
-
-  virtual MessageLoop* GetMessageLoop() const;
-
-  virtual net::NetworkChangeNotifier* GetNetworkChangeNotifier() const;
-
- private:
-  // Used in unit tests.
-  friend class FakeNetworkChangeNotifierThreadDestructionObserver;
-
-  void NotifyIPAddressChangeOnSourceThread();
-
-  scoped_ptr<net::MockNetworkChangeNotifier> network_change_notifier_;
-  base::Thread thread_;
-  scoped_ptr<ThreadBlocker> thread_blocker_;
-
-  DISALLOW_COPY_AND_ASSIGN(FakeNetworkChangeNotifierThread);
-};
-
-}  // namespace chrome_common_net
-
-#endif  // CHROME_COMMON_NET_FAKE_NETWORK_CHANGE_NOTIFIER_THREAD_H_