[ServiceWorker] Propagates ServiceWorker fetched response's URL and wasFetchedViaServiceWorker flag.

net/url_request/url_request.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_URL_REQUEST_URL_REQUEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 481 matching lines @@
 
   // Get all response headers, as a HttpResponseHeaders object.  See comments
   // in HttpResponseHeaders class as to the format of the data.
   HttpResponseHeaders* response_headers() const;
 
   // Get the SSL connection info.
   const SSLInfo& ssl_info() const {
     return response_info_.ssl_info;
   }
 
+  // Returns true if the URLRequest was fetched by a ServiceWorker.
+  bool was_fetched_via_service_worker() const {
+    return response_info_.was_fetched_via_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.
+  const GURL& original_url_via_service_worker() const {
+    return response_info_.original_url_via_service_worker;
+  }
+
   // Gets timing information related to the request.  Events that have not yet
   // occurred are left uninitialized.  After a second request starts, due to
   // a redirect or authentication, values will be reset.
   //
   // LoadTimingInfo only contains ConnectTiming information and socket IDs for
   // non-cached HTTP responses.
   void GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const;
 
   // Returns the cookie values included in the response, if the request is one
   // that can have cookies.  Returns true if the request is a cookie-bearing
@@ skipping 369 matching lines @@
 
   // The proxy server used for this request, if any.
   HostPortPair proxy_server_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequest);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_H_