Hook up ProximityAuthSystem in EasyUnlockService.

components/proximity_auth/remote_device_life_cycle_impl.h

 // Copyright 2015 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 COMPONENTS_PROXIMITY_AUTH_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H
 #define COMPONENTS_PROXIMITY_AUTH_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
@@ skipping 62 matching lines @@
 
   // The remote device being controlled.
   const RemoteDevice remote_device_;
 
   // Used to grab dependencies in chrome. Not owned.
   ProximityAuthClient* proximity_auth_client_;
 
   // The current state in the life cycle.
   RemoteDeviceLifeCycle::State state_;
 
-  // Observers added to the life cycle.
+  // Observers added to the life cycle. Configured as NOTIFY_EXISTING_ONLY.
   base::ObserverList<Observer> observers_;
 
-  // Rate limits Bluetooth connections to the same device. Used to in the
-  // created ConnectionFinder.
-  scoped_ptr<BluetoothThrottler> bluetooth_throttler_;
-
-  // Used in the FINDING_CONNECTION state to establish a connection to the
-  // remote device.
-  scoped_ptr<ConnectionFinder> connection_finder_;
-
   // The connection that is established by |connection_finder_|.
   scoped_ptr<Connection> connection_;
 
-  // Authenticates the remote device after it is connected. Used in the
-  // AUTHENTICATING state.
-  scoped_ptr<Authenticator> authenticator_;
-
   // Context for encrypting and decrypting messages. Created after
   // authentication succeeds. Ownership is eventually passed to |messenger_|.
   scoped_ptr<SecureContext> secure_context_;
 
   // The messenger for sending and receiving messages in the
   // SECURE_CHANNEL_ESTABLISHED state.
   scoped_ptr<Messenger> messenger_;
 
+  // Authenticates the remote device after it is connected. Used in the
+  // AUTHENTICATING state.
+  scoped_ptr<Authenticator> authenticator_;
+
+  // Used in the FINDING_CONNECTION state to establish a connection to the
+  // remote device.
+  scoped_ptr<ConnectionFinder> connection_finder_;
+
+  // Rate limits Bluetooth connections to the same device. Used to in the
+  // created ConnectionFinder.
+  scoped_ptr<BluetoothThrottler> bluetooth_throttler_;
+
   // After authentication fails, this timer waits for a period of time before
   // retrying the connection.
   base::OneShotTimer authentication_recovery_timer_;
 
   base::WeakPtrFactory<RemoteDeviceLifeCycleImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RemoteDeviceLifeCycleImpl);
 };
 
 }  // namespace proximity_auth
 
 #endif  // COMPONENTS_PROXIMITY_AUTH_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H