diff --git a/components/compositing/pipeline.rs b/components/compositing/pipeline.rs
index a47bfc7b1b3..7f867309b5a 100644
--- a/components/compositing/pipeline.rs
+++ b/components/compositing/pipeline.rs
@@ -111,7 +111,7 @@ impl Pipeline {
                     new_pipeline_id: id,
                     subpage_id: subpage_id,
                     load_data: load_data.clone(),
-                    paint_chan: box() (paint_chan.clone()) as Box<Any + Send>,
+                    paint_chan: box paint_chan.clone() as Box<Any + Send>,
                     failure: failure,
                     pipeline_port: mem::replace(&mut pipeline_port, None).unwrap(),
                     layout_shutdown_chan: layout_shutdown_chan.clone(),
diff --git a/components/script/dom/bindings/utils.rs b/components/script/dom/bindings/utils.rs
index d29cc4d0c77..b9a9ad3dbf3 100644
--- a/components/script/dom/bindings/utils.rs
+++ b/components/script/dom/bindings/utils.rs
@@ -381,8 +381,8 @@ pub type ProtoOrIfaceArray = [*mut JSObject; PrototypeList::ID::Count as usize];
 /// Construct and cache the ProtoOrIfaceArray for the given global.
 /// Fails if the argument is not a DOM global.
 pub fn initialize_global(global: *mut JSObject) {
-    let proto_array: Box<ProtoOrIfaceArray> = box ()
-        ([0 as *mut JSObject; PrototypeList::ID::Count as usize]);
+    let proto_array: Box<ProtoOrIfaceArray> =
+        box [0 as *mut JSObject; PrototypeList::ID::Count as usize];
     unsafe {
         assert!(((*JS_GetClass(global)).flags & JSCLASS_DOM_GLOBAL) != 0);
         let box_ = Box::into_raw(proto_array);