Refactoring timing info for ServiceWorker controlled requests [2/3]

content/public/common/resource_response_info.h

 // Copyright 2014 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 CONTENT_PUBLIC_COMMON_RESOURCE_RESPONSE_INFO_H_
 #define CONTENT_PUBLIC_COMMON_RESOURCE_RESPONSE_INFO_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 102 matching lines @@
   // considering the CORS preflight logic.
   bool was_fallback_required_by_service_worker;
 
   // The original URL of the response which was fetched by the ServiceWorker.
   // This may be empty if the response was created inside the ServiceWorker.
   GURL original_url_via_service_worker;
 
   // The type of the response which was fetched by the ServiceWorker.
   blink::WebServiceWorkerResponseType response_type_via_service_worker;
 
-  // ServiceWorker Timing Information. These will be set if the response is
-  // provided by the ServiceWorker, or kept empty.
-  base::TimeTicks service_worker_fetch_start;
-  base::TimeTicks service_worker_fetch_ready;
-  base::TimeTicks service_worker_fetch_end;
+  // The time immediately before starting ServiceWorker, or if the worker is
+  // already running, the time immediately before dispatching fetch event.
+  // If the response is not provided by the ServiceWorker, it is kept empty.
+  // TODO(ksakamoto): Move this to net::LoadTimingInfo.
+  base::TimeTicks service_worker_start_time;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_RESOURCE_RESPONSE_INFO_H_