Job Controller: clean up metrics logging about the job racing result

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"
@@ skipping 223 matching lines @@
   // Returns true if the |request_| can be fetched via an alternative
   // proxy server, and sets |alternative_proxy_server| to the available
   // alternative proxy server. |alternative_proxy_server| should not be null,
   // and is owned by the caller.
   bool ShouldCreateAlternativeProxyServerJob(
       Job* job,
       const ProxyInfo& proxy_info_,
       const GURL& url,
       ProxyServer* alternative_proxy_server) const;
 
-  // Records histogram metrics for the usage of alternative proxy server. Must
-  // be called when |job| has succeeded, and some other jobs will be orphaned.
-  void MaybeRecordAlternativeProxyServerUsage(Job* job) const;
+  // Records histogram metrics for the usage of alternative protocol. Must be
+  // called when |job| has succeeded and the other job will be orphaned.
+  void ReportAlternateProtocolUsage(Job* job) const;
 
   // Starts the |alternative_job_|.
   void StartAlternativeProxyServerJob();
 
   HttpStreamFactoryImpl* factory_;
   HttpNetworkSession* session_;
   JobFactory* job_factory_;
 
   // Request will be handed out to factory once created. This just keeps an
   // reference and is safe as |request_| will notify |this| JobController
@@ skipping 36 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_