1 files changed, 28 insertions, 0 deletions
diff --git a/dom/bindings/RootedSequence.h b/dom/bindings/RootedSequence.h
new file mode 100644
index 0000000000..c41a48f8e1
--- /dev/null
+++ b/dom/bindings/RootedSequence.h
@@ -0,0 +1,28 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_RootedSequence_h__
+#define mozilla_dom_RootedSequence_h__
+
+#include "mozilla/dom/BindingDeclarations.h"
+#include "js/RootingAPI.h"
+
+namespace mozilla::dom::binding_detail {
+
+template <typename T>
+class MOZ_RAII RootedAutoSequence final : public AutoSequence<T>,
+                                          private JS::CustomAutoRooter {
+ public:
+  template <typename CX>
+  explicit RootedAutoSequence(const CX& cx)
+      : AutoSequence<T>(), JS::CustomAutoRooter(cx) {}
+
+  virtual void trace(JSTracer* trc) override { DoTraceSequence(trc, *this); }
+};
+
+}  // namespace mozilla::dom::binding_detail
+
+#endif /* mozilla_dom_RootedSequence_h__ */