Convert //sync from scoped_ptr to std::unique_ptr

sync/internal_api/events/clear_server_data_request_event.cc

 // Copyright 2015 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.
 
 #include "sync/internal_api/public/events/clear_server_data_request_event.h"
 
 #include "base/strings/stringprintf.h"
 #include "sync/protocol/proto_value_conversions.h"
 
 namespace syncer {
@@ skipping 10 matching lines @@
 }
 
 std::string ClearServerDataRequestEvent::GetType() const {
   return "ClearServerData Request";
 }
 
 std::string ClearServerDataRequestEvent::GetDetails() const {
   return std::string();
 }
 
-scoped_ptr<base::DictionaryValue> ClearServerDataRequestEvent::GetProtoMessage()
-    const {
-  return scoped_ptr<base::DictionaryValue>(
+std::unique_ptr<base::DictionaryValue>
+ClearServerDataRequestEvent::GetProtoMessage() const {
+  return std::unique_ptr<base::DictionaryValue>(
       ClientToServerMessageToValue(request_, false));
 }
 
-scoped_ptr<ProtocolEvent> ClearServerDataRequestEvent::Clone() const {
-  return scoped_ptr<ProtocolEvent>(
+std::unique_ptr<ProtocolEvent> ClearServerDataRequestEvent::Clone() const {
+  return std::unique_ptr<ProtocolEvent>(
       new ClearServerDataRequestEvent(timestamp_, request_));
 }
 
 }  // namespace syncer