[Reading List iOS] Store distillation date and size.

components/reading_list/ios/reading_list_model.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 COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_H_
 #define COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 98 matching lines @@
 
   // Methods to mutate an entry. Will locate the relevant entry by URL. Does
   // nothing if the entry is not found.
   virtual void SetEntryTitle(const GURL& url, const std::string& title) = 0;
   virtual void SetEntryDistilledState(
       const GURL& url,
       ReadingListEntry::DistillationState state) = 0;
 
   // Sets the Distilled info for the entry |url|. This method sets the
   // DistillationState of the entry to PROCESSED and sets the |distilled_path|
-  // (path of the file on disk) and the |distilled_url| (url of the page that
-  // was distilled.
+  // (path of the file on disk), the |distilled_url| (url of the page that
+  // was distilled and the |distillation_size| (the size of the offline data).
   virtual void SetEntryDistilledInfo(const GURL& url,
                                      const base::FilePath& distilled_path,
-                                     const GURL& distilled_url) = 0;
+                                     const GURL& distilled_url,
+                                     int64_t size) = 0;
 
   // Observer registration methods. The model will remove all observers upon
   // destruction automatically.
   void AddObserver(ReadingListModelObserver* observer);
   void RemoveObserver(ReadingListModelObserver* observer);
 
   // Helper class that is used to scope batch updates.
   class ScopedReadingListBatchUpdate {
    public:
     explicit ScopedReadingListBatchUpdate(ReadingListModel* model)
@@ skipping 24 matching lines @@
   // Called when model is leaving batch update mode.
   virtual void LeavingBatchUpdates();
 
  private:
   unsigned int current_batch_updates_count_;
 
   DISALLOW_COPY_AND_ASSIGN(ReadingListModel);
 };
 
 #endif  // COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_H_