Start marking functions that can transitively trigger a GC (#33144)

* Mark JS reflector wrappers as CanGc.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Propagate CanGc from reflect_dom_object_with_proto.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

* Mark DOM constructors as GC operations.

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

1 files changed, 15 insertions, 1 deletions

diff --git a/components/script/dom/xrinputsourceevent.rs b/components/script/dom/xrinputsourceevent.rs
index 0c7844a42a1..6edf272972e 100644
--- a/components/script/dom/xrinputsourceevent.rs
+++ b/components/script/dom/xrinputsourceevent.rs
@@ -20,6 +20,7 @@ use crate::dom::globalscope::GlobalScope;
 use crate::dom::window::Window;
 use crate::dom::xrframe::XRFrame;
 use crate::dom::xrinputsource::XRInputSource;
+use crate::script_runtime::CanGc;
 
 #[dom_struct]
 pub struct XRInputSourceEvent {
@@ -46,7 +47,16 @@ impl XRInputSourceEvent {
         frame: &XRFrame,
         source: &XRInputSource,
     ) -> DomRoot<XRInputSourceEvent> {
-        Self::new_with_proto(global, None, type_, bubbles, cancelable, frame, source)
+        Self::new_with_proto(
+            global,
+            None,
+            type_,
+            bubbles,
+            cancelable,
+            frame,
+            source,
+            CanGc::note(),
+        )
     }
 
     fn new_with_proto(
@@ -57,11 +67,13 @@ impl XRInputSourceEvent {
         cancelable: bool,
         frame: &XRFrame,
         source: &XRInputSource,
+        can_gc: CanGc,
     ) -> DomRoot<XRInputSourceEvent> {
         let trackevent = reflect_dom_object_with_proto(
             Box::new(XRInputSourceEvent::new_inherited(frame, source)),
             global,
             proto,
+            can_gc,
         );
         {
             let event = trackevent.upcast::<Event>();
@@ -74,6 +86,7 @@ impl XRInputSourceEvent {
     pub fn Constructor(
         window: &Window,
         proto: Option<HandleObject>,
+        can_gc: CanGc,
         type_: DOMString,
         init: &XRInputSourceEventBinding::XRInputSourceEventInit,
     ) -> Fallible<DomRoot<XRInputSourceEvent>> {
@@ -85,6 +98,7 @@ impl XRInputSourceEvent {
             init.parent.cancelable,
             &init.frame,
             &init.inputSource,
+            can_gc,
         ))
     }
 }