1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_BROWSER_POWER_PROFILER_POWER_PROFILER_OBSERVER_H_ 6#define CONTENT_BROWSER_POWER_PROFILER_POWER_PROFILER_OBSERVER_H_ 7 8#include <vector> 9 10#include "base/basictypes.h" 11#include "content/common/content_export.h" 12 13namespace content { 14 15struct PowerEvent; 16typedef std::vector<PowerEvent> PowerEventVector; 17 18// A class used to monitor power usage data. 19class CONTENT_EXPORT PowerProfilerObserver { 20 public: 21 PowerProfilerObserver() {} 22 virtual ~PowerProfilerObserver() {} 23 24 // This method will be called on the UI thread. 25 virtual void OnPowerEvent(const PowerEventVector&) = 0; 26 27 private: 28 DISALLOW_COPY_AND_ASSIGN(PowerProfilerObserver); 29}; 30 31} // namespace content 32 33#endif // CONTENT_BROWSER_POWER_PROFILER_POWER_PROFILER_OBSERVER_H_ 34