Index: chrome/browser/sync/glue/backend_data_type_configurer.h |
diff --git a/chrome/browser/sync/glue/backend_data_type_configurer.h b/chrome/browser/sync/glue/backend_data_type_configurer.h |
index 4e22a2f94282bc98daca9aced54c39dd53be9950..5502c69db73d034b364dc46a81ae7493a5cbb9db 100644 |
--- a/chrome/browser/sync/glue/backend_data_type_configurer.h |
+++ b/chrome/browser/sync/glue/backend_data_type_configurer.h |
@@ -37,8 +37,8 @@ class BackendDataTypeConfigurer { |
syncer::ModelTypeSet types_to_add, |
syncer::ModelTypeSet types_to_remove, |
NigoriState nigori_state, |
- base::Callback<void(syncer::ModelTypeSet)> ready_task, |
- base::Callback<void()> retry_callback) = 0; |
+ const base::Callback<void(syncer::ModelTypeSet)>& ready_task, |
+ const base::Callback<void()>& retry_callback) = 0; |
protected: |
virtual ~BackendDataTypeConfigurer() {} |