[Sync] Move //sync to //components/sync.

sync/engine/get_commit_ids.h

-// Copyright 2013 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 SYNC_ENGINE_GET_COMMIT_IDS_H_
-#define SYNC_ENGINE_GET_COMMIT_IDS_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include <vector>
-
-#include "sync/base/sync_export.h"
-#include "sync/internal_api/public/base/model_type.h"
-#include "sync/syncable/directory.h"
-
-using std::vector;
-
-namespace syncer {
-
-namespace syncable {
-class BaseTransaction;
-}
-
-// Returns up to |max_entries| metahandles of entries that belong to the
-// specified |type| and are ready for commit.
-//
-// This function returns handles in "commit order".  A valid commit ordering is
-// one where server-unknown items are committed parents-first, and deletions
-// are committed children-first.
-//
-// This function also enforces some position ordering constraints that are no
-// longer necessary.  We should relax those constraints.  See crbug.com/287938.
-SYNC_EXPORT void GetCommitIdsForType(syncable::BaseTransaction* trans,
-                                     ModelType type,
-                                     size_t max_entries,
-                                     std::vector<int64_t>* out);
-
-}  // namespace syncer
-
-#endif  // SYNC_ENGINE_GET_COMMIT_IDS_H_