1 files changed, 37 insertions, 0 deletions
diff --git a/toolkit/components/extensions/ExtensionsChild.h b/toolkit/components/extensions/ExtensionsChild.h
new file mode 100644
index 0000000000..4e7adcdd48
--- /dev/null
+++ b/toolkit/components/extensions/ExtensionsChild.h
@@ -0,0 +1,37 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
+/* 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_extensions_ExtensionsChild_h
+#define mozilla_extensions_ExtensionsChild_h
+
+#include "mozilla/extensions/PExtensionsChild.h"
+#include "nsISupportsImpl.h"
+
+namespace mozilla {
+namespace extensions {
+
+class ExtensionsChild final : public nsIObserver, public PExtensionsChild {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+
+  static already_AddRefed<ExtensionsChild> GetSingleton();
+
+  static ExtensionsChild& Get();
+
+ private:
+  ExtensionsChild() = default;
+  ~ExtensionsChild() = default;
+
+  void Init();
+
+ protected:
+  void ActorDestroy(ActorDestroyReason aWhy) override;
+};
+
+}  // namespace extensions
+}  // namespace mozilla
+
+#endif  // mozilla_extensions_ExtensionsChild_h