Store distilled URL during distillation in Reading List on iOS

ios/chrome/browser/reading_list/reading_list_download_service.h

 // Copyright 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 IOS_CHROME_BROWSER_READING_LIST_READING_LIST_DOWNLOAD_SERVICE_H_
 #define IOS_CHROME_BROWSER_READING_LIST_READING_LIST_DOWNLOAD_SERVICE_H_
 
 #include "base/macros.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/reading_list/ios/reading_list_model_observer.h"
@@ skipping 63 matching lines @@
   // model is loaded.
   void ScheduleDownloadEntry(const GURL& url);
   // Tries to save an offline version of the reading list entry if it is not yet
   // saved. Must only be called after reading list model is loaded.
   void DownloadEntry(const GURL& url);
   // Removes the offline version of the reading list entry if it exists. Must
   // only be called after reading list model is loaded.
   void RemoveDownloadedEntry(const GURL& url);
   // Callback for entry download.
   void OnDownloadEnd(const GURL& url,
+                     const GURL& distilled_url,
                      URLDownloader::SuccessState success,
                      const base::FilePath& distilled_path,
                      const std::string& title);
 
   // Callback for entry deletion.
   void OnDeleteEnd(const GURL& url, bool success);
 
   // net::NetworkChangeNotifier::ConnectionTypeObserver:
   void OnConnectionTypeChanged(
       net::NetworkChangeNotifier::ConnectionType type) override;
 
   ReadingListModel* reading_list_model_;
   base::FilePath chrome_profile_path_;
   std::unique_ptr<URLDownloader> url_downloader_;
   std::vector<GURL> url_to_download_cellular_;
   std::vector<GURL> url_to_download_wifi_;
   bool had_connection_;
   std::unique_ptr<reading_list::ReadingListDistillerPageFactory>
       distiller_page_factory_;
 
   base::WeakPtrFactory<ReadingListDownloadService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ReadingListDownloadService);
 };
 
 #endif  // IOS_CHROME_BROWSER_READING_LIST_READING_LIST_DOWNLOAD_SERVICE_H_