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 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/document.rs b/components/script/dom/document.rs
index b3f08964502..3d890357e16 100644
--- a/components/script/dom/document.rs
+++ b/components/script/dom/document.rs
@@ -3129,9 +3129,10 @@ impl Document {
     }
 
     // https://fullscreen.spec.whatwg.org/#dom-element-requestfullscreen
+    #[allow(unsafe_code)]
     pub fn enter_fullscreen(&self, pending: &Element) -> Rc<Promise> {
         // Step 1
-        let promise = Promise::new(&self.global());
+        let promise = unsafe { Promise::new_in_current_compartment(&self.global()) };
         let mut error = false;
 
         // Step 4
@@ -3195,10 +3196,11 @@ impl Document {
     }
 
     // https://fullscreen.spec.whatwg.org/#exit-fullscreen
+    #[allow(unsafe_code)]
     pub fn exit_fullscreen(&self) -> Rc<Promise> {
         let global = self.global();
         // Step 1
-        let promise = Promise::new(&global);
+        let promise = unsafe { Promise::new_in_current_compartment(&global) };
         // Step 2
         if self.fullscreen_element.get().is_none() {
             promise.reject_error(Error::Type(String::from("fullscreen is null")));