1 files changed, 3 insertions, 6 deletions
diff --git a/src/components/script/script_task.rs b/src/components/script/script_task.rs
index d4215b46c28..d4561ebc21b 100644
--- a/src/components/script/script_task.rs
+++ b/src/components/script/script_task.rs
@@ -32,10 +32,9 @@ use layout_interface;
 use extra::url::Url;
 use geom::point::Point2D;
 use geom::size::Size2D;
-use js::JSVAL_NULL;
 use js::global::DEBUG_FNS;
-use js::glue::RUST_JSVAL_TO_OBJECT;
 use js::jsapi::{JSObject, JS_InhibitGC, JS_AllowGC, JS_CallFunctionValue};
+use js::jsval::NullValue;
 use js::rust::{Compartment, Cx, CxUtils, RtUtils};
 use js;
 use servo_msg::compositor_msg::{FinishedLoading, Loading, PerformingLayout, ScriptListener};
@@ -651,15 +650,13 @@ impl ScriptTask {
         window.get_mut().active_timers.remove(&TimerHandle { handle: timer_data.handle, cancel_chan: None });
         let js_info = page.js_info();
         let this_value = if timer_data.args.len() > 0 {
-            unsafe {
-                RUST_JSVAL_TO_OBJECT(timer_data.args[0])
-            }
+            fail!("NYI")
         } else {
             js_info.get().get_ref().js_compartment.borrow().global_obj.borrow().ptr
         };
 
         // TODO: Support extra arguments. This requires passing a `*JSVal` array as `argv`.
-        let rval = JSVAL_NULL;
+        let rval = NullValue();
         let cx = js_info.get().get_ref().js_context.borrow().ptr;
         with_gc_enabled(cx, || {
             unsafe {