--- original
+++ modified
@@ -108,6 +108,8 @@
                 ScriptThreadMessage::UpdatePinchZoomInfos(id, _) => Some(*id),
                 ScriptThreadMessage::SetAccessibilityActive(..) => None,
                 ScriptThreadMessage::TriggerGarbageCollection => None,
+                ScriptThreadMessage::DispatchEmbeddedWebViewEvent { parent, .. } => Some(*parent),
+                ScriptThreadMessage::DispatchServoError(..) => None,
             },
             MixedMessage::FromScript(inner_msg) => match inner_msg {
                 MainThreadScriptMsg::Common(CommonScriptMsg::Task(_, _, pipeline_id, _)) => {