Update from https://crrev.com/302630

net/quic/quic_sent_packet_manager.h

Index: net/quic/quic_sent_packet_manager.h
diff --git a/net/quic/quic_sent_packet_manager.h b/net/quic/quic_sent_packet_manager.h
index 837bfb5bcf5a874ede797712e7ca832752c9f198..cccacabade6fe9f7dd363b2d4df80e7d9c19dde0 100644
--- a/net/quic/quic_sent_packet_manager.h
+++ b/net/quic/quic_sent_packet_manager.h
@@ -67,7 +67,7 @@ class NET_EXPORT_PRIVATE QuicSentPacketManager {
     virtual ~NetworkChangeVisitor() {}
 
     // Called when congestion window may have changed.
-    virtual void OnCongestionWindowChange(QuicByteCount congestion_window) = 0;
+    virtual void OnCongestionWindowChange() = 0;
     // TODO(jri): Add OnRttStatsChange() to this class as well.
   };
 
@@ -98,6 +98,8 @@ class NET_EXPORT_PRIVATE QuicSentPacketManager {
 
   virtual void SetFromConfig(const QuicConfig& config);
 
+  void SetNumOpenStreams(size_t num_streams);
+
   void SetHandshakeConfirmed() { handshake_confirmed_ = true; }
 
   // Processes the incoming ack.
@@ -345,6 +347,7 @@ class NET_EXPORT_PRIVATE QuicSentPacketManager {
   RttStats rtt_stats_;
   scoped_ptr<SendAlgorithmInterface> send_algorithm_;
   scoped_ptr<LossDetectionInterface> loss_algorithm_;
+  bool n_connection_simulation_;
 
   // Receiver side buffer in bytes.
   QuicByteCount receive_buffer_bytes_;