Change the interface of GetAlternativeServicesFor, always return the best Alt-Svc entry.

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 "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 26 matching lines @@
 // created for the StreamFactory.
 class HttpStreamFactoryImpl::Job {
  public:
   // Constructor for non-alternative Job.
   Job(HttpStreamFactoryImpl* stream_factory,
       HttpNetworkSession* session,
       const HttpRequestInfo& request_info,
       RequestPriority priority,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
+      HostPortPair server,
+      GURL origin_url,
       NetLog* net_log);
   // Constructor for alternative Job.
   Job(HttpStreamFactoryImpl* stream_factory,
       HttpNetworkSession* session,
       const HttpRequestInfo& request_info,
       RequestPriority priority,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
+      HostPortPair server,
+      GURL origin_url,
       AlternativeService alternative_service,
       NetLog* net_log);
   ~Job();
 
   // Start initiates the process of creating a new HttpStream. |request| will be
   // notified upon completion if the Job has not been Orphan()'d.
   void Start(Request* request);
 
   // Preconnect will attempt to request |num_streams| sockets from the
   // appropriate ClientSocketPool.
@@ skipping 329 matching lines @@
   JobStatus other_job_status_;
 
   base::WeakPtrFactory<Job> ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Job);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_H_