Auto merge of #23158 - BartGitHub:promise-constructor, r=jdm

Promise constructor

In this PR, measures are taken that prevent the ```Promise::new``` constructor from being used outside a compartment.

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #22982 (GitHub issue number if applicable)

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- [x] These changes do not require tests because no new functionality is added.

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1 files changed, 4 insertions, 2 deletions

diff --git a/components/script/dom/testbinding.rs b/components/script/dom/testbinding.rs
index 505e51325a9..f5d64a478de 100644
--- a/components/script/dom/testbinding.rs
+++ b/components/script/dom/testbinding.rs
@@ -1009,6 +1009,7 @@ impl TestBindingMethods for TestBinding {
         );
     }
 
+    #[allow(unsafe_code)]
     fn PromiseNativeHandler(
         &self,
         resolve: Option<Rc<SimpleCallback>>,
@@ -1020,7 +1021,7 @@ impl TestBindingMethods for TestBinding {
             resolve.map(SimpleHandler::new),
             reject.map(SimpleHandler::new),
         );
-        let p = Promise::new(&global);
+        let p = unsafe { Promise::new_in_current_compartment(&global) };
         p.append_native_handler(&handler);
         return p;
 
@@ -1043,8 +1044,9 @@ impl TestBindingMethods for TestBinding {
         }
     }
 
+    #[allow(unsafe_code)]
     fn PromiseAttribute(&self) -> Rc<Promise> {
-        Promise::new(&self.global())
+        unsafe { Promise::new_in_current_compartment(&self.global()) }
     }
 
     fn AcceptPromise(&self, _promise: &Promise) {}