[Sync] Migrate bridge implementations to change list based MergeSyncData

components/autofill/core/browser/webdata/autocomplete_sync_bridge.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_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOCOMPLETE_SYNC_BRIDGE_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOCOMPLETE_SYNC_BRIDGE_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 29 matching lines @@
       AutofillWebDataBackend* web_data_backend);
 
   static base::WeakPtr<syncer::ModelTypeSyncBridge> FromWebDataService(
       AutofillWebDataService* web_data_service);
 
   // syncer::ModelTypeSyncBridge implementation.
   std::unique_ptr<syncer::MetadataChangeList> CreateMetadataChangeList()
       override;
   base::Optional<syncer::ModelError> MergeSyncData(
       std::unique_ptr<syncer::MetadataChangeList> metadata_change_list,
-      syncer::EntityDataMap entity_data_map) override;
+      syncer::EntityChangeList entity_data) override;
   base::Optional<syncer::ModelError> ApplySyncChanges(
       std::unique_ptr<syncer::MetadataChangeList> metadata_change_list,
       syncer::EntityChangeList entity_changes) override;
   void GetData(StorageKeyList storage_keys, DataCallback callback) override;
   void GetAllData(DataCallback callback) override;
   std::string GetClientTag(const syncer::EntityData& entity_data) override;
   std::string GetStorageKey(const syncer::EntityData& entity_data) override;
 
   // AutofillWebDataServiceObserverOnDBThread implementation.
   void AutofillEntriesChanged(const AutofillChangeList& changes) override;
@@ skipping 18 matching lines @@
 
   ScopedObserver<AutofillWebDataBackend, AutocompleteSyncBridge>
       scoped_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteSyncBridge);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOCOMPLETE_SYNC_BRIDGE_H_