QUIC - Disable Preconnect when QUIC can be spoken to a server with 0RTT

net/quic/quic_stream_factory.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.
 
 #ifndef NET_QUIC_QUIC_STREAM_FACTORY_H_
 #define NET_QUIC_QUIC_STREAM_FACTORY_H_
 
 #include <list>
 #include <map>
 #include <string>
@@ skipping 210 matching lines @@
   // We close all sessions when certificate database is changed.
   void OnCertAdded(const X509Certificate* cert) override;
   void OnCACertChanged(const X509Certificate* cert) override;
 
   bool require_confirmation() const {
     return require_confirmation_;
   }
 
   void set_require_confirmation(bool require_confirmation);
 
+  bool ZeroRTTEnabledFor(const QuicServerId& server_id);
+
   // It returns the amount of time waiting job should be delayed.
   base::TimeDelta GetTimeDelayForWaitingJob(const QuicServerId& server_id);
 
   QuicConnectionHelper* helper() { return helper_.get(); }
 
   bool enable_port_selection() const { return enable_port_selection_; }
 
   bool has_quic_server_info_factory() {
     return !quic_server_info_factory_.get();
   }
@@ skipping 226 matching lines @@
   base::TaskRunner* task_runner_;
 
   base::WeakPtrFactory<QuicStreamFactory> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicStreamFactory);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_STREAM_FACTORY_H_