diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp
index 6de6ed238b..0e308e9c9e 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator.cpp
@@ -3894,13 +3894,6 @@ JS_DEFINE_NATIVE_FUNCTION(@prototype_class@::@attribute.getter_callback@)
     auto* impl = TRY(impl_from(vm, global_object));
 )~~~");
 
-        if (attribute.extended_attributes.contains("ReturnNullIfCrossOrigin")) {
-            attribute_generator.append(R"~~~(
-    if (!impl->may_access_from_origin(static_cast<WindowObject&>(global_object).origin()))
-        return JS::js_null();
-)~~~");
-        }
-
         if (attribute.extended_attributes.contains("Reflect")) {
             if (attribute.type->name != "boolean") {
                 attribute_generator.append(R"~~~(
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.idl b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.idl
index a219b66071..9384c134a0 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.idl
+++ b/Userland/Libraries/LibWeb/HTML/HTMLIFrameElement.idl
@@ -8,7 +8,7 @@ interface HTMLIFrameElement : HTMLElement {
     [Reflect] attribute DOMString height;
     [Reflect=allowfullscreen] attribute boolean allowFullscreen;
 
-    [ReturnNullIfCrossOrigin] readonly attribute Document? contentDocument;
+    readonly attribute Document? contentDocument;
 
     [Reflect] attribute DOMString align;
     [Reflect] attribute DOMString scrolling;