IDL: Handle the [Unscopeable, RuntimeEnabled=X] combination better

Source/bindings/templates/interface.cpp

Index: Source/bindings/templates/interface.cpp
diff --git a/Source/bindings/templates/interface.cpp b/Source/bindings/templates/interface.cpp
index b9f8e095cc3f05614ac75f10a4e8b0d61b38e0cd..415d5b64ff30fecbd85a8bc199f21a2d6e3c8394 100644
--- a/Source/bindings/templates/interface.cpp
+++ b/Source/bindings/templates/interface.cpp
@@ -950,8 +950,10 @@ if (v8CallBoolean(prototypeObject->HasOwnProperty(v8Context, unscopablesSymbol))
     unscopeables = prototypeObject->Get(v8Context, unscopablesSymbol).ToLocalChecked().As<v8::Object>();
 else
     unscopeables = v8::Object::New(isolate);
-{% for name in unscopeables %}
+{% for name, runtime_enabled_function in unscopeables %}
+{% filter runtime_enabled(runtime_enabled_function) %}
 unscopeables->ForceSet(v8Context, v8AtomicString(isolate, "{{name}}"), v8::True(isolate)).FromJust();
+{% endfilter %}
 {% endfor %}
 prototypeObject->ForceSet(v8Context, unscopablesSymbol, unscopeables).FromJust();
 {% endmacro %}