script: Pass &mut JSContext to DOM apis that call Element::create (#43108)

Testing: No behaviour change, a successful build is enough.
Part of #40600

---------

Signed-off-by: Gae24 <96017547+Gae24@users.noreply.github.com>

components/script/dom/html/htmltablesectionelement.rs

@@ -4,6 +4,7 @@
 
 use dom_struct::dom_struct;
 use html5ever::{LocalName, Prefix, QualName, local_name, ns};
+use js::context::JSContext;
 use js::rust::HandleObject;
 use style::attr::{AttrValue, LengthOrPercentageOrAuto};
 use style::color::AbsoluteColor;
@@ -78,12 +79,13 @@ impl HTMLTableSectionElementMethods<crate::DomTypeHolder> for HTMLTableSectionEl
     }
 
     /// <https://html.spec.whatwg.org/multipage/#dom-tbody-insertrow>
-    fn InsertRow(&self, index: i32, can_gc: CanGc) -> Fallible<DomRoot<HTMLElement>> {
+    fn InsertRow(&self, cx: &mut JSContext, index: i32) -> Fallible<DomRoot<HTMLElement>> {
         let node = self.upcast::<Node>();
         node.insert_cell_or_row(
+            cx,
             index,
             || self.Rows(),
-            || {
+            |cx| {
                 let row = Element::create(
                     QualName::new(None, ns!(html), local_name!("tr")),
                     None,
@@ -91,11 +93,10 @@ impl HTMLTableSectionElementMethods<crate::DomTypeHolder> for HTMLTableSectionEl
                     ElementCreator::ScriptCreated,
                     CustomElementCreationMode::Asynchronous,
                     None,
-                    can_gc,
+                    CanGc::from_cx(cx),
                 );
                 DomRoot::downcast::<HTMLTableRowElement>(row).unwrap()
             },
-            can_gc,
         )
     }