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- // 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 ASH_COMPONENTS_PROXIMITY_AUTH_PROXIMITY_MONITOR_OBSERVER_H_
- #define ASH_COMPONENTS_PROXIMITY_AUTH_PROXIMITY_MONITOR_OBSERVER_H_
- namespace proximity_auth {
- // The observer interface for the ProximityMonitor class.
- class ProximityMonitorObserver {
- public:
- virtual ~ProximityMonitorObserver() {}
- // Callback to be called when the proximity state of the remote device
- // changes.
- virtual void OnProximityStateChanged() = 0;
- };
- } // namespace proximity_auth
- #endif // ASH_COMPONENTS_PROXIMITY_AUTH_PROXIMITY_MONITOR_OBSERVER_H_
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