1 files changed, 19 insertions, 0 deletions
diff --git a/hal/HalBatteryInformation.h b/hal/HalBatteryInformation.h
new file mode 100644
index 0000000000..8e992ef442
--- /dev/null
+++ b/hal/HalBatteryInformation.h
@@ -0,0 +1,19 @@
+/* -*- 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_HalBatteryInformation_h
+#define mozilla_HalBatteryInformation_h
+
+#include "mozilla/Observer.h"
+
+namespace mozilla {
+namespace hal {
+class BatteryInformation;
+typedef Observer<hal::BatteryInformation> BatteryObserver;
+}  // namespace hal
+}  // namespace mozilla
+
+#endif  // mozilla_HalBatteryInformation_h