1 files changed, 1 insertions, 0 deletions
diff --git a/components/script/task_source/dom_manipulation.rs b/components/script/task_source/dom_manipulation.rs
index 5eb20d2d274..16db9310693 100644
--- a/components/script/task_source/dom_manipulation.rs
+++ b/components/script/task_source/dom_manipulation.rs
@@ -37,6 +37,7 @@ impl TaskSource for DOMManipulationTaskSource {
         let msg = MainThreadScriptMsg::Common(CommonScriptMsg::Task(
             ScriptThreadEventCategory::ScriptEvent,
             Box::new(canceller.wrap_task(task)),
+            None    //TODO
         ));
         self.0.send(msg).map_err(|_| ())
     }