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Unified Diff: net/quic/congestion_control/pacing_sender.h

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: net/quic/congestion_control/pacing_sender.h
diff --git a/net/quic/congestion_control/pacing_sender.h b/net/quic/congestion_control/pacing_sender.h
deleted file mode 100644
index 4531dce8ac93e9e314b1d63ba5062e27873ba039..0000000000000000000000000000000000000000
--- a/net/quic/congestion_control/pacing_sender.h
+++ /dev/null
@@ -1,89 +0,0 @@
-// Copyright (c) 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.
-//
-// A send algorithm that adds pacing on top of an another send algorithm.
-// It uses the underlying sender's pacing rate to schedule packets.
-// It also takes into consideration the expected granularity of the underlying
-// alarm to ensure that alarms are not set too aggressively, and err towards
-// sending packets too early instead of too late.
-
-#ifndef NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
-#define NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
-
-#include <map>
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "net/quic/congestion_control/send_algorithm_interface.h"
-#include "net/quic/crypto/cached_network_parameters.h"
-#include "net/quic/quic_bandwidth.h"
-#include "net/quic/quic_config.h"
-#include "net/quic/quic_protocol.h"
-#include "net/quic/quic_time.h"
-
-namespace net {
-
-class NET_EXPORT_PRIVATE PacingSender : public SendAlgorithmInterface {
- public:
- // Create a PacingSender to wrap the specified sender. |alarm_granularity|
- // indicates to the pacer to send that far into the future, since it should
- // not expect a callback before that time delta. |initial_packet_burst| is
- // the number of packets sent without pacing after quiescence.
- PacingSender(SendAlgorithmInterface* sender,
- QuicTime::Delta alarm_granularity,
- uint32 initial_packet_burst);
- ~PacingSender() override;
-
- // SendAlgorithmInterface methods.
- void SetFromConfig(const QuicConfig& config,
- bool is_server,
- bool using_pacing) override;
- bool ResumeConnectionState(
- const CachedNetworkParameters& cached_network_params) override;
- void SetNumEmulatedConnections(int num_connections) override;
- void OnCongestionEvent(bool rtt_updated,
- QuicByteCount bytes_in_flight,
- const CongestionVector& acked_packets,
- const CongestionVector& lost_packets) override;
- bool OnPacketSent(QuicTime sent_time,
- QuicByteCount bytes_in_flight,
- QuicPacketSequenceNumber sequence_number,
- QuicByteCount bytes,
- HasRetransmittableData is_retransmittable) override;
- void OnRetransmissionTimeout(bool packets_retransmitted) override;
- void RevertRetransmissionTimeout() override;
- QuicTime::Delta TimeUntilSend(
- QuicTime now,
- QuicByteCount bytes_in_flight,
- HasRetransmittableData has_retransmittable_data) const override;
- QuicBandwidth PacingRate() const override;
- QuicBandwidth BandwidthEstimate() const override;
- bool HasReliableBandwidthEstimate() const override;
- QuicTime::Delta RetransmissionDelay() const override;
- QuicByteCount GetCongestionWindow() const override;
- bool InSlowStart() const override;
- bool InRecovery() const override;
- QuicByteCount GetSlowStartThreshold() const override;
- CongestionControlType GetCongestionControlType() const override;
- // End implementation of SendAlgorithmInterface.
-
- private:
- scoped_ptr<SendAlgorithmInterface> sender_; // Underlying sender.
- // The estimated system alarm granularity.
- const QuicTime::Delta alarm_granularity_;
- // Configured size of the burst coming out of quiescence.
- const uint32 initial_packet_burst_;
- // Number of unpaced packets to be sent before packets are delayed.
- uint32 burst_tokens_;
- // Send time of the last packet considered delayed.
- QuicTime last_delayed_packet_sent_time_;
- QuicTime ideal_next_packet_send_time_; // When can the next packet be sent.
- mutable bool was_last_send_delayed_; // True when the last send was delayed.
-
- DISALLOW_COPY_AND_ASSIGN(PacingSender);
-};
-
-} // namespace net
-
-#endif // NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
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