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

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* 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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15
components/script/dom/gamepadevent.rs
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@ -18,6 +18,7 @@ use crate::dom::event::Event;
use crate::dom::gamepad::Gamepad;
use crate::dom::globalscope::GlobalScope;
use crate::dom::window::Window;
use crate::script_runtime::CanGc;
#[dom_struct]
pub struct GamepadEvent {
@ -45,7 +46,15 @@ impl GamepadEvent {
cancelable: bool,
gamepad: &Gamepad,
) -> DomRoot<GamepadEvent> {
Self::new_with_proto(global, None, type_, bubbles, cancelable, gamepad)
Self::new_with_proto(
global,
None,
type_,
bubbles,
cancelable,
gamepad,
CanGc::note(),
)
}
fn new_with_proto(
@ -55,11 +64,13 @@ impl GamepadEvent {
bubbles: bool,
cancelable: bool,
gamepad: &Gamepad,
can_gc: CanGc,
) -> DomRoot<GamepadEvent> {
let ev = reflect_dom_object_with_proto(
Box::new(GamepadEvent::new_inherited(gamepad)),
global,
proto,
can_gc,
);
{
let event = ev.upcast::<Event>();
@ -86,6 +97,7 @@ impl GamepadEvent {
pub fn Constructor(
window: &Window,
proto: Option<HandleObject>,
can_gc: CanGc,
type_: DOMString,
init: &GamepadEventBinding::GamepadEventInit,
) -> Fallible<DomRoot<GamepadEvent>> {
@ -96,6 +108,7 @@ impl GamepadEvent {
init.parent.bubbles,
init.parent.cancelable,
&init.gamepad,
can_gc,
))
}
}