QUIC: Only send a new SCUP if enough packets have been sent since the

net/quic/quic_connection.h

Index: net/quic/quic_connection.h
diff --git a/net/quic/quic_connection.h b/net/quic/quic_connection.h
index 7d83d37baf95b187eea386e405fc49f080280271..0cfce3b9844d57f910ad00b89cac6d40e91b64ff 100644
--- a/net/quic/quic_connection.h
+++ b/net/quic/quic_connection.h
@@ -526,6 +526,10 @@ class NET_EXPORT_PRIVATE QuicConnection
     bool already_in_batch_mode_;
   };
 
+  QuicPacketSequenceNumber sequence_number_of_last_sent_packet() const {
+    return sequence_number_of_last_sent_packet_;
+  }
+
  protected:
   // Packets which have not been written to the wire.
   // Owns the QuicPacket* packet.
@@ -566,10 +570,6 @@ class NET_EXPORT_PRIVATE QuicConnection
 
   bool peer_port_changed() const { return peer_port_changed_; }
 
-  QuicPacketSequenceNumber sequence_number_of_last_sent_packet() const {
-    return sequence_number_of_last_sent_packet_;
-  }
-
  private:
   friend class test::QuicConnectionPeer;
   friend class test::PacketSavingConnection;