device/power_save_blocker/power_save_blocker_ozone.cc

// Copyright 2013 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.

#include "device/power_save_blocker/power_save_blocker.h"

#include "base/macros.h"
#include "base/memory/ref_counted.h"

namespace device {

// TODO(derat): Consider renaming this file; '_ozone' is a misnomer as power
// save is OS-specific, not display-system-specific.  This implementation
// ends up being used for non-ChromeOS Ozone platforms such as Chromecast.
// See crbug.com/495661 for more detail.
class PowerSaveBlocker::Delegate
    : public base::RefCountedThreadSafe<PowerSaveBlocker::Delegate> {
 public:
  Delegate() {}

 private:
  friend class base::RefCountedThreadSafe<Delegate>;
  virtual ~Delegate() {}

  DISALLOW_COPY_AND_ASSIGN(Delegate);
};

PowerSaveBlocker::PowerSaveBlocker(
    PowerSaveBlockerType type,
    Reason reason,
    const std::string& description,
    scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> blocking_task_runner)
    : delegate_(new Delegate()),
      ui_task_runner_(ui_task_runner),
      blocking_task_runner_(blocking_task_runner) {}

PowerSaveBlocker::~PowerSaveBlocker() {}

}  // namespace device