[Sync] Fix namespace for sync_driver component

chrome/browser/sync/glue/frontend_data_type_controller.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 "chrome/browser/sync/glue/frontend_data_type_controller.h"
 
 #include "base/logging.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/glue/chrome_report_unrecoverable_error.h"
 #include "chrome/browser/sync/profile_sync_components_factory.h"
@@ skipping 122 matching lines @@
 syncer::ModelSafeGroup FrontendDataTypeController::model_safe_group()
     const {
   return syncer::GROUP_UI;
 }
 
 std::string FrontendDataTypeController::name() const {
   // For logging only.
   return syncer::ModelTypeToString(type());
 }
 
-DataTypeController::State FrontendDataTypeController::state() const {
+sync_driver::DataTypeController::State FrontendDataTypeController::state()
+    const {
   return state_;
 }
 
 void FrontendDataTypeController::OnSingleDatatypeUnrecoverableError(
     const tracked_objects::Location& from_here, const std::string& message) {
   RecordUnrecoverableError(from_here, message);
   syncer::SyncError error(
       from_here, syncer::SyncError::DATATYPE_ERROR, message, type());
   sync_service_->DisableDatatype(error);
 }
@@ skipping 145 matching lines @@
   UMA_HISTOGRAM_ENUMERATION("Sync.DataTypeStartFailures",
                             ModelTypeToHistogramInt(type()),
                             syncer::MODEL_TYPE_COUNT);
 #define PER_DATA_TYPE_MACRO(type_str) \
     UMA_HISTOGRAM_ENUMERATION("Sync." type_str "StartFailure", result, \
                               MAX_START_RESULT);
   SYNC_DATA_TYPE_HISTOGRAM(type());
 #undef PER_DATA_TYPE_MACRO
 }
 
-AssociatorInterface* FrontendDataTypeController::model_associator() const {
+sync_driver::AssociatorInterface* FrontendDataTypeController::model_associator()
+    const {
   return model_associator_.get();
 }
 
 void FrontendDataTypeController::set_model_associator(
-    AssociatorInterface* model_associator) {
+    sync_driver::AssociatorInterface* model_associator) {
   model_associator_.reset(model_associator);
 }
 
-ChangeProcessor* FrontendDataTypeController::GetChangeProcessor() const {
+sync_driver::ChangeProcessor* FrontendDataTypeController::GetChangeProcessor()
+    const {
   return change_processor_.get();
 }
 
 void FrontendDataTypeController::set_change_processor(
-    ChangeProcessor* change_processor) {
+    sync_driver::ChangeProcessor* change_processor) {
   change_processor_.reset(change_processor);
 }
 
 }  // namespace browser_sync