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script: Feature-gate all crown support. (#35055)

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* script: Feature-gate all crown support.

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

* script: Use cfg(crown) instead of a cargo feature.

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

---------

Signed-off-by: Josh Matthews <josh@joshmatthews.net>
This commit is contained in:
Josh Matthews 2025-01-18 16:36:15 -05:00 • committed by GitHub
parent 1bd34a5781
commit 875e387004
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GPG key ID: B5690EEEBB952194
223 changed files with 442 additions and 417 deletions
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14
components/script/dom/bindings/refcounted.rs
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@ -83,7 +83,7 @@ impl TrustedPromise {
/// Create a new `TrustedPromise` instance from an existing DOM object. The object will
/// be prevented from being GCed for the duration of the resulting `TrustedPromise` object's
/// lifetime.
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) fn new(promise: Rc<Promise>) -> TrustedPromise {
LIVE_REFERENCES.with(|r| {
let r = r.borrow();
@ -133,7 +133,7 @@ impl TrustedPromise {
}
/// A task which will reject the promise.
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) fn reject_task(self, error: Error) -> impl TaskOnce {
let this = self;
task!(reject_promise: move || {
@ -143,7 +143,7 @@ impl TrustedPromise {
}
/// A task which will resolve the promise.
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) fn resolve_task<T>(self, value: T) -> impl TaskOnce
where
T: ToJSValConvertible + Send,
@ -160,7 +160,7 @@ impl TrustedPromise {
/// shared among threads for use in asynchronous operations. The underlying
/// DOM object is guaranteed to live at least as long as the last outstanding
/// `Trusted<T>` instance.
#[crown::unrooted_must_root_lint::allow_unrooted_interior]
#[cfg_attr(crown, crown::unrooted_must_root_lint::allow_unrooted_interior)]
#[derive(MallocSizeOf)]
pub(crate) struct Trusted<T: DomObject> {
/// A pointer to the Rust DOM object of type T, but void to allow
@ -226,7 +226,7 @@ impl<T: DomObject> Clone for Trusted<T> {
/// The set of live, pinned DOM objects that are currently prevented
/// from being garbage collected due to outstanding references.
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) struct LiveDOMReferences {
// keyed on pointer to Rust DOM object
reflectable_table: RefCell<HashMap<*const libc::c_void, Weak<TrustedReference>>>,
@ -250,7 +250,7 @@ impl LiveDOMReferences {
});
}
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
fn addref_promise(&self, promise: Rc<Promise>) {
let mut table = self.promise_table.borrow_mut();
table.entry(&*promise).or_default().push(promise)
@ -301,7 +301,7 @@ fn remove_nulls<K: Eq + Hash + Clone, V>(table: &mut HashMap<K, Weak<V>>) {
}
/// A JSTraceDataOp for tracing reflectors held in LIVE_REFERENCES
#[allow(crown::unrooted_must_root)]
#[cfg_attr(crown, allow(crown::unrooted_must_root))]
pub(crate) unsafe fn trace_refcounted_objects(tracer: *mut JSTracer) {
trace!("tracing live refcounted references");
LIVE_REFERENCES.with(|r| {