[Sync] ApplySyncChanges autofill implementation.

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>
 
+#include "base/macros.h"
 #include "base/optional.h"
 #include "base/scoped_observer.h"
 #include "base/supports_user_data.h"
 #include "base/threading/non_thread_safe.h"
 #include "components/autofill/core/browser/webdata/autofill_change.h"
 #include "components/autofill/core/browser/webdata/autofill_webdata_service_observer.h"
 #include "components/sync/model/metadata_change_list.h"
 #include "components/sync/model/model_error.h"
 #include "components/sync/model/model_type_sync_bridge.h"
 
@@ skipping 37 matching lines @@
   // "autofill_entry|$name|$value" where $name and $value are escaped.
   std::string GetClientTag(const syncer::EntityData& entity_data) override;
   // Generate a string key uniquely identifying |entity_data| in the context of
   // local storage. The format, which should stay the same, is $name|$value"
   // where $name and $value are escaped.
   std::string GetStorageKey(const syncer::EntityData& entity_data) override;
 
   // AutofillWebDataServiceObserverOnDBThread implementation.
   void AutofillEntriesChanged(const AutofillChangeList& changes) override;
 
-  static AutofillEntry CreateAutofillEntry(
-      const sync_pb::AutofillSpecifics& autofill_specifics);
-
  private:
   // Returns the table associated with the |web_data_backend_|.
   AutofillTable* GetAutofillTable() const;
 
   std::string GetStorageKeyFromAutofillEntry(
       const autofill::AutofillEntry& entry);
 
   static std::string FormatStorageKey(const std::string& name,
                                       const std::string& value);
 
   base::ThreadChecker thread_checker_;
 
   // AutocompleteSyncBridge is owned by |web_data_backend_| through
   // SupportsUserData, so it's guaranteed to outlive |this|.
   AutofillWebDataBackend* const web_data_backend_;
 
   ScopedObserver<AutofillWebDataBackend, AutocompleteSyncBridge>
       scoped_observer_;
+
+  DISALLOW_COPY_AND_ASSIGN(AutocompleteSyncBridge);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_WEBDATA_AUTOCOMPLETE_SYNC_BRIDGE_H_