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>
This commit is contained in:
Josh Matthews 2024-08-22 07:42:36 -04:00 committed by GitHub
parent 9a1051c917
commit 60ef6bc461
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GPG key ID: B5690EEEBB952194
140 changed files with 1336 additions and 304 deletions

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@ -10,6 +10,7 @@ use crate::dom::bindings::reflector::{reflect_dom_object_with_proto, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::globalscope::GlobalScope;
use crate::dom::messageport::MessagePort;
use crate::script_runtime::CanGc;
#[dom_struct]
pub struct MessageChannel {
@ -24,12 +25,17 @@ impl MessageChannel {
pub fn Constructor(
global: &GlobalScope,
proto: Option<HandleObject>,
can_gc: CanGc,
) -> DomRoot<MessageChannel> {
MessageChannel::new(global, proto)
MessageChannel::new(global, proto, can_gc)
}
/// <https://html.spec.whatwg.org/multipage/#dom-messagechannel>
fn new(incumbent: &GlobalScope, proto: Option<HandleObject>) -> DomRoot<MessageChannel> {
fn new(
incumbent: &GlobalScope,
proto: Option<HandleObject>,
can_gc: CanGc,
) -> DomRoot<MessageChannel> {
// Step 1
let port1 = MessagePort::new(incumbent);
@ -47,6 +53,7 @@ impl MessageChannel {
Box::new(MessageChannel::new_inherited(&port1, &port2)),
incumbent,
proto,
can_gc,
)
}