Update from https://crrev.com/302630

net/quic/quic_server_session.h

Index: net/quic/quic_server_session.h
diff --git a/net/quic/quic_server_session.h b/net/quic/quic_server_session.h
index 2f0bdea0a2d202a7e715f1e7e68304876b1e373a..43107a0d09337a6761b4c3e26038aff27761d69a 100644
--- a/net/quic/quic_server_session.h
+++ b/net/quic/quic_server_session.h
@@ -20,16 +20,16 @@
 
 namespace net {
 
+namespace test {
+class QuicServerSessionPeer;
+}  // namespace test
+
 class QuicBlockedWriterInterface;
 class QuicConfig;
 class QuicConnection;
 class QuicCryptoServerConfig;
 class ReliableQuicStream;
 
-namespace test {
-class QuicServerSessionPeer;
-}  // namespace test
-
 // An interface from the session to the entity owning the session.
 // This lets the session notify its owner (the Dispatcher) when the connection
 // is closed or blocked.
@@ -99,7 +99,10 @@ class QuicServerSession : public QuicSession {
   string serving_region_;
 
   // Time at which we send the last SCUP to the client.
-  QuicTime last_server_config_update_time_;
+  QuicTime last_scup_time_;
+
+  // Number of packets sent to the peer, at the time we last sent a SCUP.
+  int64 last_scup_sequence_number_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicServerSession);
 };