Remove HeapGCValue

It could be used to have mutable JSVal fields without GC barriers.
With the removal of that trait, MutHeap and MutNullableHeap can respectively
be replaced by MutJS and MutNullableJS.

1 files changed, 2 insertions, 2 deletions

diff --git a/components/script/dom/htmlselectelement.rs b/components/script/dom/htmlselectelement.rs
index ad66f2b05f3..7f27a311e3d 100755
--- a/components/script/dom/htmlselectelement.rs
+++ b/components/script/dom/htmlselectelement.rs
@@ -14,7 +14,7 @@ use dom::bindings::codegen::UnionTypes::HTMLElementOrLong;
 use dom::bindings::codegen::UnionTypes::HTMLOptionElementOrHTMLOptGroupElement;
 //use dom::bindings::error::ErrorResult;
 use dom::bindings::inheritance::Castable;
-use dom::bindings::js::{JS, MutNullableHeap, Root};
+use dom::bindings::js::{MutNullableJS, Root};
 use dom::bindings::str::DOMString;
 use dom::document::Document;
 use dom::element::{AttributeMutation, Element};
@@ -58,7 +58,7 @@ impl CollectionFilter for OptionsFilter {
 #[dom_struct]
 pub struct HTMLSelectElement {
     htmlelement: HTMLElement,
-    options: MutNullableHeap<JS<HTMLOptionsCollection>>,
+    options: MutNullableJS<HTMLOptionsCollection>,
 }
 
 static DEFAULT_SELECT_SIZE: u32 = 0;