[Sync] Move ModelType and related classes to 'syncer' namespace

sync/api/sync_data.h

 // 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.
 
 #ifndef SYNC_API_SYNC_DATA_H_
 #define SYNC_API_SYNC_DATA_H_
 #pragma once
 
 #include <iosfwd>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/util/immutable.h"
 
 namespace sync_pb {
 class EntitySpecifics;
 class SyncEntity;
 }  // namespace sync_pb
 
 namespace syncer {
 
-typedef syncable::ModelType SyncDataType;
+typedef syncer::ModelType SyncDataType;
 
 // A light-weight container for immutable sync data. Pass-by-value and storage
 // in STL containers are supported and encouraged if helpful.
 class SyncData {
  public:
   // Creates an empty and invalid SyncData.
   SyncData();
    ~SyncData();
 
    // Default copy and assign welcome.
 
   // Helper methods for creating SyncData objects for local data.
   // The sync tag must be a string unique to this datatype and is used as a node
   // identifier server-side.
   // For deletes: |datatype| must specify the datatype who node is being
   // deleted.
   // For adds/updates: the specifics must be valid and the non-unique title (can
   // be the same as sync tag) must be specfied.
   // Note: the non_unique_title is primarily for debug purposes, and will be
   // overwritten if the datatype is encrypted.
   static SyncData CreateLocalDelete(
       const std::string& sync_tag,
-      syncable::ModelType datatype);
+      syncer::ModelType datatype);
   static SyncData CreateLocalData(
       const std::string& sync_tag,
       const std::string& non_unique_title,
       const sync_pb::EntitySpecifics& specifics);
 
   // Helper method for creating SyncData objects originating from the syncer.
   static SyncData CreateRemoteData(
       int64 id, const sync_pb::EntitySpecifics& specifics);
 
   // Whether this SyncData holds valid data. The only way to have a SyncData
@@ skipping 58 matching lines @@
   // The actual shared sync entity being held.
   ImmutableSyncEntity immutable_entity_;
 };
 
 // gmock printer helper.
 void PrintTo(const SyncData& sync_data, std::ostream* os);
 
 }  // namespace syncer
 
 #endif  // SYNC_API_SYNC_DATA_H_