[Sync] Move the last things out of core/.

components/sync/core/data_type_association_stats.h

-// Copyright 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.
-
-#ifndef COMPONENTS_SYNC_CORE_DATA_TYPE_ASSOCIATION_STATS_H_
-#define COMPONENTS_SYNC_CORE_DATA_TYPE_ASSOCIATION_STATS_H_
-
-#include <stdint.h>
-
-#include "base/time/time.h"
-
-namespace syncer {
-
-// Container for datatype association results.
-struct DataTypeAssociationStats {
-  DataTypeAssociationStats();
-  DataTypeAssociationStats(const DataTypeAssociationStats& other);
-  ~DataTypeAssociationStats();
-
-  // The state of the world before association.
-  int num_local_items_before_association;
-  int num_sync_items_before_association;
-
-  // The state of the world after association.
-  int num_local_items_after_association;
-  int num_sync_items_after_association;
-
-  // The changes that took place during association. In a correctly working
-  // system these should be the deltas between before and after.
-  int num_local_items_added;
-  int num_local_items_deleted;
-  int num_local_items_modified;
-  int num_sync_items_added;
-  int num_sync_items_deleted;
-  int num_sync_items_modified;
-
-  // Model versions before association.
-  int64_t local_version_pre_association;
-  int64_t sync_version_pre_association;
-
-  // Whether a datatype unrecoverable error was encountered during association.
-  bool had_error;
-
-  // Waiting time within association manager for loading local models and
-  // associating other types.
-  base::TimeDelta association_wait_time;
-
-  // Time spent on association.
-  base::TimeDelta association_time;
-};
-
-}  // namespace syncer
-
-#endif  // COMPONENTS_SYNC_CORE_DATA_TYPE_ASSOCIATION_STATS_H_