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// Copyright 2014 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 CHROME_BROWSER_CHROMEOS_POWER_FREEZER_CGROUP_PROCESS_MANAGER_H_
#define CHROME_BROWSER_CHROMEOS_POWER_FREEZER_CGROUP_PROCESS_MANAGER_H_
#include <string>
#include "base/callback.h"
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/process/process_handle.h"
#include "chrome/browser/chromeos/power/renderer_freezer.h"
namespace base {
class SequencedTaskRunner;
}
namespace chromeos {
// Manages all the processes in the freezer cgroup on Chrome OS.
class FreezerCgroupProcessManager : public RendererFreezer::Delegate {
public:
FreezerCgroupProcessManager();
~FreezerCgroupProcessManager() override;
// RendererFreezer::Delegate overrides.
void SetShouldFreezeRenderer(base::ProcessHandle handle,
bool frozen) override;
void FreezeRenderers() override;
void ThawRenderers(ResultCallback callback) override;
void CheckCanFreezeRenderers(ResultCallback callback) override;
private:
scoped_refptr<base::SequencedTaskRunner> file_thread_;
class FileWorker;
scoped_ptr<FileWorker> file_worker_;
DISALLOW_COPY_AND_ASSIGN(FreezerCgroupProcessManager);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_POWER_FREEZER_CGROUP_PROCESS_MANAGER_H_
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