[Sync] Move //components/sync to the syncer namespace.

components/sync/driver/directory_data_type_controller.cc

 // Copyright (c) 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 "components/sync/driver/directory_data_type_controller.h"
 
 #include "components/sync/core/user_share.h"
 #include "components/sync/driver/backend_data_type_configurer.h"
 #include "components/sync/driver/sync_service.h"
 #include "components/sync/syncable/syncable_read_transaction.h"
 
-namespace sync_driver {
+namespace syncer {
 
 DirectoryDataTypeController::DirectoryDataTypeController(
-    syncer::ModelType type,
+    ModelType type,
     const base::Closure& dump_stack,
     SyncClient* sync_client)
     : DataTypeController(type, dump_stack), sync_client_(sync_client) {}
 
 DirectoryDataTypeController::~DirectoryDataTypeController() {}
 
 bool DirectoryDataTypeController::ShouldLoadModelBeforeConfigure() const {
   // Directory datatypes don't require loading models before configure. Their
   // progress markers are stored in directory and can be extracted without
   // datatype participation.
@@ skipping 21 matching lines @@
 
 void DirectoryDataTypeController::DeactivateDataType(
     BackendDataTypeConfigurer* configurer) {
   DCHECK(CalledOnValidThread());
   configurer->DeactivateDirectoryDataType(type());
 }
 
 // static
 std::unique_ptr<base::ListValue>
 DirectoryDataTypeController::GetAllNodesForTypeFromDirectory(
-    syncer::ModelType type,
-    syncer::syncable::Directory* directory) {
+    ModelType type,
+    syncable::Directory* directory) {
   DCHECK(directory);
-  syncer::syncable::ReadTransaction trans(FROM_HERE, directory);
+  syncable::ReadTransaction trans(FROM_HERE, directory);
   return directory->GetNodeDetailsForType(&trans, type);
 }
 
-}  // namespace sync_driver
+}  // namespace syncer