1 files changed, 35 insertions, 0 deletions
diff --git a/dom/quota/ClientUsageArray.h b/dom/quota/ClientUsageArray.h
new file mode 100644
index 0000000000..3b57656143
--- /dev/null
+++ b/dom/quota/ClientUsageArray.h
@@ -0,0 +1,35 @@
+/* -*- 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 DOM_QUOTA_CLIENTUSAGEARAY_H_
+#define DOM_QUOTA_CLIENTUSAGEARAY_H_
+
+#include <cstdint>
+#include "mozilla/Maybe.h"
+#include "mozilla/dom/quota/Client.h"
+
+namespace mozilla::dom::quota {
+
+// XXX Change this not to derive from AutoTArray.
+class ClientUsageArray final
+    : public AutoTArray<Maybe<uint64_t>, Client::TYPE_MAX> {
+ public:
+  ClientUsageArray() { SetLength(Client::TypeMax()); }
+
+  void Serialize(nsACString& aText) const;
+
+  nsresult Deserialize(const nsACString& aText);
+
+  ClientUsageArray Clone() const {
+    ClientUsageArray res;
+    res.Assign(*this);
+    return res;
+  }
+};
+
+}  // namespace mozilla::dom::quota
+
+#endif  // DOM_QUOTA_CLIENTUSAGEARAY_H_