1 files changed, 2 insertions, 1 deletions
diff --git a/components/script/dom/windowproxy.rs b/components/script/dom/windowproxy.rs
index 69a73a1547e..3a124b70876 100644
--- a/components/script/dom/windowproxy.rs
+++ b/components/script/dom/windowproxy.rs
@@ -2,6 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
+use crate::compartments::enter_realm;
 use crate::dom::bindings::cell::DomRefCell;
 use crate::dom::bindings::conversions::{root_from_handleobject, ToJSValConvertible};
 use crate::dom::bindings::error::{throw_dom_exception, Error};
@@ -548,7 +549,7 @@ impl WindowProxy {
                 ((*get_object_class(window_jsobject.get())).flags & JSCLASS_IS_GLOBAL),
                 0
             );
-            let _ac = JSAutoRealm::new(cx, window_jsobject.get());
+            let _ac = enter_realm(&*window);
 
             // The old window proxy no longer owns this browsing context.
             SetProxyReservedSlot(old_js_proxy.get(), 0, &PrivateValue(ptr::null_mut()));