Deprecate FLAGS_quic_always_write_queued_retransmissions.

net/quic/quic_sent_packet_manager_interface.h

 // Copyright 2016 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_SENT_PACKET_MANAGER_INTERFACE_H_
 #define NET_QUIC_QUIC_SENT_PACKET_MANAGER_INTERFACE_H_
 
 #include "base/macros.h"
 #include "net/quic/quic_protocol.h"
 #include "net/quic/quic_sustained_bandwidth_recorder.h"
@@ skipping 63 matching lines @@
   // Sets max pacing rate of the default path.
   virtual void SetMaxPacingRate(QuicBandwidth max_pacing_rate) = 0;
 
   // Indicates the handshake has completed, so no handshake packets need to be
   // retransmitted.
   virtual void SetHandshakeConfirmed() = 0;
 
   virtual void OnIncomingAck(const QuicAckFrame& ack_frame,
                              QuicTime ack_receive_time) = 0;
 
-  virtual bool IsUnacked(QuicPathId path_id,
-                         QuicPacketNumber packet_number) const = 0;
-
-  virtual bool HasRetransmittableFrames(
-      QuicPathId path_id,
-      QuicPacketNumber packet_number) const = 0;
-
   // Requests retransmission of all unacked packets of |retransmission_type| on
   // the default path.
   virtual void RetransmitUnackedPackets(
       TransmissionType retransmission_type) = 0;
 
   // Retransmits the oldest pending packet on the path (on which retransmission
   // alarm fires) if there is still a tail loss probe pending. Invoked after
   // OnRetransmissionTimeout.
   virtual bool MaybeRetransmitTailLossProbe() = 0;
 
@@ skipping 87 matching lines @@
 
   // These two methods return the consecutive RTO or TLP count of the default
   // path.
   virtual size_t GetConsecutiveRtoCount() const = 0;
   virtual size_t GetConsecutiveTlpCount() const = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SENT_PACKET_MANAGER_INTERFACE_H_