[Sync] Move //components/sync to the syncer namespace, take 2.

components/search_engines/search_engine_data_type_controller.h

Index: components/search_engines/search_engine_data_type_controller.h
diff --git a/components/search_engines/search_engine_data_type_controller.h b/components/search_engines/search_engine_data_type_controller.h
index 4e3eb4139f9c5854dac9059b9625f140c09ae37d..0a6e1dc1ca4e39eb1bf3e37344d748d787cef738 100644
--- a/components/search_engines/search_engine_data_type_controller.h
+++ b/components/search_engines/search_engine_data_type_controller.h
@@ -19,12 +19,11 @@ namespace browser_sync {
 // Controller for the SEARCH_ENGINES sync data type. This class tells sync
 // how to load the model for this data type, and the superclasses manage
 // controlling the rest of the state of the datatype with regards to sync.
-class SearchEngineDataTypeController
-    : public sync_driver::UIDataTypeController {
+class SearchEngineDataTypeController : public syncer::UIDataTypeController {
  public:
   // |dump_stack| is called when an unrecoverable error occurs.
   SearchEngineDataTypeController(const base::Closure& dump_stack,
-                                 sync_driver::SyncClient* sync_client,
+                                 syncer::SyncClient* sync_client,
                                  TemplateURLService* template_url_service);
   ~SearchEngineDataTypeController() override;