Remove stl_util's STLElementDeleter from sync.

components/sync/core_impl/sync_manager_impl.cc

 // Copyright (c) 2012 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 "components/sync/core_impl/sync_manager_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <string>
@@ skipping 958 matching lines @@
 
 bool SyncManagerImpl::HasUnsyncedItems() {
   ReadTransaction trans(FROM_HERE, GetUserShare());
   return (trans.GetWrappedTrans()->directory()->unsynced_entity_count() != 0);
 }
 
 SyncEncryptionHandler* SyncManagerImpl::GetEncryptionHandler() {
   return sync_encryption_handler_.get();
 }
 
-ScopedVector<syncer::ProtocolEvent>
+std::vector<std::unique_ptr<ProtocolEvent>>
 SyncManagerImpl::GetBufferedProtocolEvents() {
   return protocol_event_buffer_.GetBufferedProtocolEvents();
 }
 
 void SyncManagerImpl::RegisterDirectoryTypeDebugInfoObserver(
     syncer::TypeDebugInfoObserver* observer) {
   model_type_registry_->RegisterDirectoryTypeDebugInfoObserver(observer);
 }
 
 void SyncManagerImpl::UnregisterDirectoryTypeDebugInfoObserver(
@@ skipping 18 matching lines @@
 }
 
 void SyncManagerImpl::OnCookieJarChanged(bool account_mismatch,
                                          bool empty_jar) {
   DCHECK(thread_checker_.CalledOnValidThread());
   cycle_context_->set_cookie_jar_mismatch(account_mismatch);
   cycle_context_->set_cookie_jar_empty(empty_jar);
 }
 
 }  // namespace syncer