| Index: net/quic/quic_sustained_bandwidth_recorder.h
|
| diff --git a/net/quic/quic_sustained_bandwidth_recorder.h b/net/quic/quic_sustained_bandwidth_recorder.h
|
| deleted file mode 100644
|
| index 11685d2817e417c81604e9390ccf9767053b48f6..0000000000000000000000000000000000000000
|
| --- a/net/quic/quic_sustained_bandwidth_recorder.h
|
| +++ /dev/null
|
| @@ -1,92 +0,0 @@
|
| -// 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 NET_QUIC_QUIC_SUSTAINED_BANDWIDTH_RECORDER_H_
|
| -#define NET_QUIC_QUIC_SUSTAINED_BANDWIDTH_RECORDER_H_
|
| -
|
| -#include "base/logging.h"
|
| -#include "net/quic/quic_bandwidth.h"
|
| -#include "net/quic/quic_time.h"
|
| -
|
| -namespace net {
|
| -
|
| -namespace test {
|
| -class QuicSustainedBandwidthRecorderPeer;
|
| -} // namespace test
|
| -
|
| -// This class keeps track of a sustained bandwidth estimate to ultimately send
|
| -// to the client in a server config update message. A sustained bandwidth
|
| -// estimate is only marked as valid if the QuicSustainedBandwidthRecorder has
|
| -// been given uninterrupted reliable estimates over a certain period of time.
|
| -class NET_EXPORT_PRIVATE QuicSustainedBandwidthRecorder {
|
| - public:
|
| - QuicSustainedBandwidthRecorder();
|
| -
|
| - // As long as |in_recovery| is consistently false, multiple calls to this
|
| - // method over a 3 * srtt period results in storage of a valid sustained
|
| - // bandwidth estimate.
|
| - // |time_now| is used as a max bandwidth timestamp if needed.
|
| - void RecordEstimate(bool in_recovery,
|
| - bool in_slow_start,
|
| - QuicBandwidth bandwidth,
|
| - QuicTime estimate_time,
|
| - QuicWallTime wall_time,
|
| - QuicTime::Delta srtt);
|
| -
|
| - bool HasEstimate() const {
|
| - return has_estimate_;
|
| - }
|
| -
|
| - QuicBandwidth BandwidthEstimate() const {
|
| - DCHECK(has_estimate_);
|
| - return bandwidth_estimate_;
|
| - }
|
| -
|
| - QuicBandwidth MaxBandwidthEstimate() const {
|
| - DCHECK(has_estimate_);
|
| - return max_bandwidth_estimate_;
|
| - }
|
| -
|
| - int64 MaxBandwidthTimestamp() const {
|
| - DCHECK(has_estimate_);
|
| - return max_bandwidth_timestamp_;
|
| - }
|
| -
|
| - bool EstimateRecordedDuringSlowStart() const {
|
| - DCHECK(has_estimate_);
|
| - return bandwidth_estimate_recorded_during_slow_start_;
|
| - }
|
| -
|
| - private:
|
| - friend class test::QuicSustainedBandwidthRecorderPeer;
|
| -
|
| - // True if we have been able to calculate sustained bandwidth, over at least
|
| - // one recording period (3 * rtt).
|
| - bool has_estimate_;
|
| -
|
| - // True if the last call to RecordEstimate had a reliable estimate.
|
| - bool is_recording_;
|
| -
|
| - // True if the current sustained bandwidth estimate was generated while in
|
| - // slow start.
|
| - bool bandwidth_estimate_recorded_during_slow_start_;
|
| -
|
| - // The latest sustained bandwidth estimate.
|
| - QuicBandwidth bandwidth_estimate_;
|
| -
|
| - // The maximum sustained bandwidth seen over the lifetime of the connection.
|
| - QuicBandwidth max_bandwidth_estimate_;
|
| -
|
| - // Timestamp indicating when the max_bandwidth_estimate_ was seen.
|
| - int64 max_bandwidth_timestamp_;
|
| -
|
| - // Timestamp marking the beginning of the latest recording period.
|
| - QuicTime start_time_;
|
| -
|
| - DISALLOW_COPY_AND_ASSIGN(QuicSustainedBandwidthRecorder);
|
| -};
|
| -
|
| -} // namespace net
|
| -
|
| -#endif // NET_QUIC_QUIC_SUSTAINED_BANDWIDTH_RECORDER_H_
|
|
|