Revert of GCM: D-Bus methods for wake-on-packet

chrome/browser/services/gcm/chromeos_gcm_connection_observer.h

-// Copyright (c) 2014 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_BROWSER_SERVICES_GCM_CHROMEOS_GCM_CONNECTION_OBSERVER_H_
-#define CHROME_BROWSER_SERVICES_GCM_CHROMEOS_GCM_CONNECTION_OBSERVER_H_
-
-#include "base/compiler_specific.h"
-#include "components/gcm_driver/gcm_connection_observer.h"
-#include "net/base/ip_endpoint.h"
-
-namespace gcm {
-
-class ChromeOSGCMConnectionObserver : public GCMConnectionObserver {
- public:
-  ChromeOSGCMConnectionObserver();
-  virtual ~ChromeOSGCMConnectionObserver();
-  // gcm::GCMConnectionObserver implementation:
-  virtual void OnConnected(const net::IPEndPoint& ip_endpoint) OVERRIDE;
-  virtual void OnDisconnected() OVERRIDE;
-
-  static void ErrorCallback(
-      const std::string& error_name,
-      const std::string& error);
-
- private:
-  net::IPEndPoint ip_endpoint_;
-
-  DISALLOW_COPY_AND_ASSIGN(ChromeOSGCMConnectionObserver);
-};
-
-}  // namespace gcm
-
-#endif  // CHROME_BROWSER_SERVICES_GCM_CHROMEOS_GCM_CONNECTION_OBSERVER_H_