Support getting offline pages also by original URL

components/offline_pages/offline_page_model.h

 // Copyright 2015 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 COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_MODEL_H_
 #define COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_MODEL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 142 matching lines @@
   // Gets all offline ids where the offline page has the matching client id.
   virtual void GetOfflineIdsForClientId(
       const ClientId& client_id,
       const MultipleOfflineIdCallback& callback) = 0;
 
   // Returns zero or one offline pages associated with a specified |offline_id|.
   virtual void GetPageByOfflineId(
       int64_t offline_id,
       const SingleOfflinePageItemCallback& callback) = 0;
 
-  // Returns the offline pages that are stored under |online_url|.
-  virtual void GetPagesByOnlineURL(
-      const GURL& online_url,
+  // Returns the offline pages that are associated with |url|. If
+  // |search_by_final_url_only| is false, do the match using last committed
+  // URLs. Otherwise, either original URLs or last committed URLs coule be used
+  // for the match.
+  virtual void GetPagesByURL(
+      const GURL& url,
+      bool search_by_final_url_only,

[fgorski, 2016/11/16 23:43:46]

enum here would be good too.

[jianli, 2016/11/17 01:12:14]

Done.

       const MultipleOfflinePageItemCallback& callback) = 0;
 
   // Marks pages with |offline_ids| as expired and deletes the associated
   // archive files.
   virtual void ExpirePages(const std::vector<int64_t>& offline_ids,
                            const base::Time& expiration_time,
                            const base::Callback<void(bool)>& callback) = 0;
 
   // Returns the policy controller.
   virtual ClientPolicyController* GetPolicyController() = 0;
 
   // TODO(dougarnett): Remove this and its uses.
   virtual bool is_loaded() const = 0;
 
   // Returns the logger. Ownership is retained by the model.
   virtual OfflineEventLogger* GetLogger() = 0;
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_MODEL_H_