Fix inheritance in Reading List

components/reading_list/ios/reading_list_store.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_STORE_H_
 #define COMPONENTS_READING_LIST_IOS_READING_LIST_STORE_H_
 
 #include "base/threading/non_thread_safe.h"
 #include "components/reading_list/ios/reading_list_model_storage.h"
 #include "components/reading_list/ios/reading_list_store_delegate.h"
 #include "components/sync/model/model_type_store.h"
-#include "components/sync/model/model_type_sync_bridge.h"
 
 namespace syncer {
 class MutableDataBatch;
 }
 
 class ReadingListModel;
 
 // A ReadingListModelStorage storing and syncing data in protobufs.
-class ReadingListStore : public syncer::ModelTypeSyncBridge,
-                         public ReadingListModelStorage,
+class ReadingListStore : public ReadingListModelStorage,
                          public base::NonThreadSafe {
   using StoreFactoryFunction = base::Callback<void(
       const syncer::ModelTypeStore::InitCallback& callback)>;
 
  public:
   ReadingListStore(StoreFactoryFunction create_store_callback,
                    const ChangeProcessorFactory& change_processor_factory);
   ~ReadingListStore() override;
 
   std::unique_ptr<ScopedBatchUpdate> EnsureBatchCreated() override;
 
   // ReadingListModelStorage implementation
   void SetReadingListModel(ReadingListModel* model,
                            ReadingListStoreDelegate* delegate) override;
 
   void SaveEntry(const ReadingListEntry& entry) override;
   void RemoveEntry(const ReadingListEntry& entry) override;
 
-  // ReadingListModelStorage implementation.
-  syncer::ModelTypeSyncBridge* GetModelTypeSyncBridge() override;
-
   // Creates an object used to communicate changes in the sync metadata to the
   // model type store.
   std::unique_ptr<syncer::MetadataChangeList> CreateMetadataChangeList()
       override;
 
   // Perform the initial merge between local and sync data. This should only be
   // called when a data type is first enabled to start syncing, and there is no
   // sync metadata. Best effort should be made to match local and sync data. The
   // keys in the |entity_data_map| will have been created via GetClientTag(...),
   // and if a local and sync data should match/merge but disagree on tags, the
@@ skipping 101 matching lines @@
   std::unique_ptr<syncer::ModelTypeStore> store_;
   ReadingListModel* model_;
   ReadingListStoreDelegate* delegate_;
   StoreFactoryFunction create_store_callback_;
 
   int pending_transaction_count_;
   std::unique_ptr<syncer::ModelTypeStore::WriteBatch> batch_;
 };
 
 #endif  // COMPONENTS_READING_LIST_IOS_READING_LIST_STORE_H_