chromium/third_party/blink/renderer/core/loader/idleness_detector.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_IDLENESS_DETECTOR_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_IDLENESS_DETECTOR_H_

#include "base/task/sequence_manager/task_time_observer.h"
#include "base/time/default_tick_clock.h"
#include "base/time/time.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/timer.h"

namespace blink {

class LocalFrame;
class ResourceFetcher;

// IdlenessDetector observes the resource request count every time a load is
// finshed after DOMContentLoadedEventEnd is fired. It emits a network almost
// idle signal when there are no more than 2 network connections active in 0.5
// seconds, and a network idle signal when there are 0 network connections
// active in 0.5 seconds.
class CORE_EXPORT IdlenessDetector
    : public GarbageCollected<IdlenessDetector>,
      public base::sequence_manager::TaskTimeObserver { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_IDLENESS_DETECTOR_H_