[EasyUnlock] Update ProximityMonitor to only check for RSSI proximity.

components/proximity_auth/fake_remote_device_life_cycle.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_FAKE_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H
 #define COMPONENTS_PROXIMITY_AUTH_FAKE_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H
 
 #include "base/macros.h"
 #include "base/observer_list.h"
+#include "components/cryptauth/fake_connection.h"
 #include "components/cryptauth/remote_device.h"
 #include "components/proximity_auth/remote_device_life_cycle.h"
 
 namespace proximity_auth {
 
 class FakeRemoteDeviceLifeCycle : public RemoteDeviceLifeCycle {
  public:
   FakeRemoteDeviceLifeCycle(const cryptauth::RemoteDevice& remote_device);
   ~FakeRemoteDeviceLifeCycle() override;
 
   // RemoteDeviceLifeCycle:
   void Start() override;
   cryptauth::RemoteDevice GetRemoteDevice() const override;
+  cryptauth::Connection* GetConnection() const override;
   State GetState() const override;
   Messenger* GetMessenger() override;
   void AddObserver(Observer* observer) override;
   void RemoveObserver(Observer* observer) override;
 
   // Changes state and notifies observers.
   void ChangeState(State new_state);
 
   void set_messenger(Messenger* messenger) { messenger_ = messenger; }
 
+  void set_connection(cryptauth::Connection* connection) {
+    connection_ = connection;
+  }
+
   bool started() { return started_; }
 
   base::ObserverList<Observer>& observers() { return observers_; }
 
  private:
   cryptauth::RemoteDevice remote_device_;
 
   base::ObserverList<Observer> observers_;
 
   bool started_;
 
   State state_;
 
+  cryptauth::Connection* connection_;
+
   Messenger* messenger_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeRemoteDeviceLifeCycle);
 };
 
 }  // namespace proximity_auth
 
 #endif  // COMPONENTS_PROXIMITY_AUTH_FAKE_REMOTE_DEVICE_LIFE_CYCLE_IMPL_H