LibWeb: Make CSSRule and all its subclasses GC-allocated

Author: https://github.com/awesomekling
Commit: 12042f0757
Pull-request: https://github.com/SerenityOS/serenity/pull/14816
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/linusg ✅

Userland/Libraries/LibWeb/CSS/CSSConditionRule.cpp

@@ -1,16 +1,20 @@
 /*
  * Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
+ * Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
+#include <LibWeb/Bindings/CSSConditionRulePrototype.h>
+#include <LibWeb/Bindings/WindowObject.h>
 #include <LibWeb/CSS/CSSConditionRule.h>
 
 namespace Web::CSS {
 
-CSSConditionRule::CSSConditionRule(NonnullRefPtrVector<CSSRule>&& rules)
-    : CSSGroupingRule(move(rules))
+CSSConditionRule::CSSConditionRule(Bindings::WindowObject& window_object, CSSRuleList& rules)
+    : CSSGroupingRule(window_object, rules)
 {
+    set_prototype(&window_object.ensure_web_prototype<Bindings::CSSConditionRulePrototype>("CSSConditionRule"));
 }
 
 void CSSConditionRule::for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const