Extracting NetLog inner classes into their own classes.

net/http/http_stream_factory_impl_job_controller.h

 // Copyright (c) 2016 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_CONTROLLER_H_
 #define NET_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_CONTROLLER_H_
 
 #include "net/base/host_port_pair.h"
 #include "net/http/http_stream_factory_impl_job.h"
 #include "net/http/http_stream_factory_impl_request.h"
 
 namespace net {
 
+class NetLogWithSource;
+
 // HttpStreamFactoryImpl::JobController manages Request and Job(s).
 class HttpStreamFactoryImpl::JobController
     : public HttpStreamFactoryImpl::Job::Delegate,
       public HttpStreamFactoryImpl::Request::Helper {
  public:
   JobController(HttpStreamFactoryImpl* factory,
                 HttpStreamRequest::Delegate* delegate,
                 HttpNetworkSession* session,
                 JobFactory* job_factory);
 
@@ skipping 269 matching lines @@
 
   // True if an alternative proxy server job can be started to fetch |request_|.
   bool can_start_alternative_proxy_job_;
 
   base::WeakPtrFactory<JobController> ptr_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_STREAM_FACTORY_IMPL_JOB_CONTROLLER_H_