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, 3 insertions, 3 deletions

diff --git a/components/script/dom/htmlelement.rs b/components/script/dom/htmlelement.rs
index d4490357650..1d3c6c0346b 100644
--- a/components/script/dom/htmlelement.rs
+++ b/components/script/dom/htmlelement.rs
@@ -13,7 +13,7 @@ use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
 use dom::bindings::error::{Error, ErrorResult};
 use dom::bindings::inheritance::{ElementTypeId, HTMLElementTypeId, NodeTypeId};
 use dom::bindings::inheritance::Castable;
-use dom::bindings::js::{JS, MutNullableHeap, Root, RootedReference};
+use dom::bindings::js::{MutNullableJS, Root, RootedReference};
 use dom::bindings::str::DOMString;
 use dom::cssstyledeclaration::{CSSModificationAccess, CSSStyleDeclaration};
 use dom::document::{Document, FocusType};
@@ -40,8 +40,8 @@ use style::element_state::*;
 #[dom_struct]
 pub struct HTMLElement {
     element: Element,
-    style_decl: MutNullableHeap<JS<CSSStyleDeclaration>>,
-    dataset: MutNullableHeap<JS<DOMStringMap>>,
+    style_decl: MutNullableJS<CSSStyleDeclaration>,
+    dataset: MutNullableJS<DOMStringMap>,
 }
 
 impl HTMLElement {