[Offline pages] Splitting Add and Update methods in OPMStore

components/offline_pages/offline_page_metadata_store_sql.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_OFFLINE_PAGES_OFFLINE_PAGE_METADATA_STORE_SQL_H_
 #define COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_METADATA_STORE_SQL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 41 matching lines @@
 //   move data from old table (prefixed by temp_) to the new one.
 class OfflinePageMetadataStoreSQL : public OfflinePageMetadataStore {
  public:
   OfflinePageMetadataStoreSQL(
       scoped_refptr<base::SequencedTaskRunner> background_task_runner,
       const base::FilePath& database_dir);
   ~OfflinePageMetadataStoreSQL() override;
 
   // Implementation methods.
   void GetOfflinePages(const LoadCallback& callback) override;
-  void AddOrUpdateOfflinePage(const OfflinePageItem& offline_page,
-                              const UpdateCallback& callback) override;
+  void AddOfflinePage(const OfflinePageItem& offline_page,
+                      const AddCallback& callback) override;
+  void UpdateOfflinePages(const std::vector<OfflinePageItem>& pages,
+                          const UpdateCallback& callback) override;
   void RemoveOfflinePages(const std::vector<int64_t>& offline_ids,
                           const UpdateCallback& callback) override;
   void Reset(const ResetCallback& callback) override;
   StoreState state() const override;
 
  private:
   // Used to initialize DB connection.
   void OpenConnection();
   void OnOpenConnectionDone(StoreState state);
 
@@ skipping 18 matching lines @@
   StoreState state_;
 
   base::WeakPtrFactory<OfflinePageMetadataStoreSQL> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(OfflinePageMetadataStoreSQL);
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_METADATA_STORE_SQL_H_