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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 COMPONENTS_SCHEDULER_CHILD_NULL_WORKER_SCHEDULER_H_
#define COMPONENTS_SCHEDULER_CHILD_NULL_WORKER_SCHEDULER_H_
#include "components/scheduler/child/worker_scheduler.h"
namespace scheduler {
class NullWorkerScheduler : public WorkerScheduler {
public:
NullWorkerScheduler();
~NullWorkerScheduler() override;
scoped_refptr<TaskQueue> DefaultTaskRunner() override;
scoped_refptr<SingleThreadIdleTaskRunner> IdleTaskRunner() override;
void AddTaskObserver(base::MessageLoop::TaskObserver* task_observer) override;
void RemoveTaskObserver(
base::MessageLoop::TaskObserver* task_observer) override;
bool CanExceedIdleDeadlineIfRequired() const override;
bool ShouldYieldForHighPriorityWork() override;
void Init() override;
void Shutdown() override;
private:
scoped_refptr<TaskQueue> task_runner_;
scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_;
DISALLOW_COPY_AND_ASSIGN(NullWorkerScheduler);
};
} // namespace scheduler
#endif // COMPONENTS_SCHEDULER_CHILD_NULL_WORKER_SCHEDULER_H_
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