Change QuicStreamRequest::Request() to take a preferred QuicVersion so that

net/http/http_stream_factory_impl_job.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_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_H_
 #define NET_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_H_
 
 #include <memory>
 #include <utility>
 
@@ skipping 172 matching lines @@
       JobType job_type,
       HttpNetworkSession* session,
       const HttpRequestInfo& request_info,
       RequestPriority priority,
       const ProxyInfo& proxy_info,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
       HostPortPair destination,
       GURL origin_url,
       NextProto alternative_protocol,
+      QuicVersion quic_version,
       const ProxyServer& alternative_proxy_server,
       bool enable_ip_based_pooling,
       NetLog* net_log);
   virtual ~Job();
 
   // Start initiates the process of creating a new HttpStream.
   // |delegate_| will be notified upon completion.
   void Start(HttpStreamRequest::StreamType stream_type);
 
   // Preconnect will attempt to request |num_streams| sockets from the
@@ skipping 235 matching lines @@
   Delegate* const delegate_;
 
   const JobType job_type_;
 
   // True if handling a HTTPS request.
   const bool using_ssl_;
 
   // True if Job uses QUIC.
   const bool using_quic_;
 
+  // QuicVersion that should be used to connect to the QUIC server if Job uses
+  // QUIC.
+  QuicVersion quic_version_;
+
   // True if Alternative Service protocol field requires that HTTP/2 is used.
   // In this case, Job fails if it cannot pool to an existing SpdySession and
   // the server does not negotiate HTTP/2 on a new socket.
   const bool expect_spdy_;
 
   // True if Job actually uses HTTP/2.
   bool using_spdy_;
 
   // True if this job might succeed with a different proxy config.
   bool should_reconsider_proxy_;
@@ skipping 71 matching lines @@
       HttpStreamFactoryImpl::JobType job_type,
       HttpNetworkSession* session,
       const HttpRequestInfo& request_info,
       RequestPriority priority,
       const ProxyInfo& proxy_info,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
       HostPortPair destination,
       GURL origin_url,
       NextProto alternative_protocol,
+      QuicVersion quic_version,
       bool enable_ip_based_pooling,
       NetLog* net_log);
 
   virtual std::unique_ptr<HttpStreamFactoryImpl::Job> CreateAltProxyJob(
       HttpStreamFactoryImpl::Job::Delegate* delegate,
       HttpStreamFactoryImpl::JobType job_type,
       HttpNetworkSession* session,
       const HttpRequestInfo& request_info,
       RequestPriority priority,
       const ProxyInfo& proxy_info,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
       HostPortPair destination,
       GURL origin_url,
       const ProxyServer& alternative_proxy_server,
       bool enable_ip_based_pooling,
       NetLog* net_log);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_H_