Update from https://crrev.com/303153

net/quic/quic_packet_generator.h

 // Copyright (c) 2012 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.
 //
 // Responsible for generating packets on behalf of a QuicConnection.
 // Packets are serialized just-in-time.  Control frames are queued.
 // Ack and Feedback frames will be requested from the Connection
 // just-in-time.  When a packet needs to be sent, the Generator
 // will serialize a packet and pass it to QuicConnection::SendOrQueuePacket()
 //
@@ skipping 82 matching lines @@
   };
 
   QuicPacketGenerator(QuicConnectionId connection_id,
                       QuicFramer* framer,
                       QuicRandom* random_generator,
                       DelegateInterface* delegate);
 
   virtual ~QuicPacketGenerator();
 
   // Called by the connection in the event of the congestion window changing.
-  void OnCongestionWindowChange(QuicByteCount congestion_window);
+  void OnCongestionWindowChange(QuicPacketCount max_packets_in_flight);
 
   // Indicates that an ACK frame should be sent.  If |also_send_feedback| is
   // true, then it also indicates a CONGESTION_FEEDBACK frame should be sent.
   // If |also_send_stop_waiting| is true, then it also indicates that a
   // STOP_WAITING frame should be sent as well.
   // The contents of the frame(s) will be generated via a call to the delegates
   // CreateAckFrame() and CreateFeedbackFrame() when the packet is serialized.
   void SetShouldSendAck(bool also_send_feedback,
                         bool also_send_stop_waiting);
 
@@ skipping 44 matching lines @@
   // Caller must ensure that any open FEC group is closed before calling this
   // method.
   SerializedPacket ReserializeAllFrames(
       const QuicFrames& frames,
       QuicSequenceNumberLength original_length);
 
   // Update the sequence number length to use in future packets as soon as it
   // can be safely changed.
   void UpdateSequenceNumberLength(
       QuicPacketSequenceNumber least_packet_awaited_by_peer,
-      QuicByteCount congestion_window);
+      QuicPacketCount max_packets_in_flight);
 
   // Set the minimum number of bytes for the connection id length;
   void SetConnectionIdLength(uint32 length);
 
   // Sets the encryption level that will be applied to new packets.
   void set_encryption_level(EncryptionLevel level);
 
   // Sequence number of the last created packet, or 0 if no packets have been
   // created.
   QuicPacketSequenceNumber sequence_number() const;
@@ skipping 62 matching lines @@
   scoped_ptr<QuicAckFrame> pending_ack_frame_;
   scoped_ptr<QuicCongestionFeedbackFrame> pending_feedback_frame_;
   scoped_ptr<QuicStopWaitingFrame> pending_stop_waiting_frame_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicPacketGenerator);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PACKET_GENERATOR_H_