diff -r 000000000000 -r 6474c204b198 dom/power/PowerManager.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/power/PowerManager.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,71 @@
+/* -*- Mode: C++; tab-width: 2; 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_dom_power_PowerManager_h
+#define mozilla_dom_power_PowerManager_h
+
+#include "nsCOMPtr.h"
+#include "nsTArray.h"
+#include "nsIDOMWakeLockListener.h"
+#include "nsIDOMWindow.h"
+#include "nsWeakReference.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsWrapperCache.h"
+
+class nsPIDOMWindow;
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+class PowerManager MOZ_FINAL : public nsIDOMMozWakeLockListener
+                             , public nsWrapperCache
+{
+public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(PowerManager)
+  NS_DECL_NSIDOMMOZWAKELOCKLISTENER
+
+  PowerManager()
+  {
+    SetIsDOMBinding();
+  }
+
+  nsresult Init(nsIDOMWindow *aWindow);
+  nsresult Shutdown();
+
+  static bool CheckPermission(nsPIDOMWindow*);
+
+  static already_AddRefed<PowerManager> CreateInstance(nsPIDOMWindow*);
+
+  // WebIDL
+  nsIDOMWindow* GetParentObject() const
+  {
+    return mWindow;
+  }
+  virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
+  void Reboot(ErrorResult& aRv);
+  void FactoryReset();
+  void PowerOff(ErrorResult& aRv);
+  void AddWakeLockListener(nsIDOMMozWakeLockListener* aListener);
+  void RemoveWakeLockListener(nsIDOMMozWakeLockListener* aListener);
+  void GetWakeLockState(const nsAString& aTopic, nsAString& aState,
+                        ErrorResult& aRv);
+  bool ScreenEnabled();
+  void SetScreenEnabled(bool aEnabled);
+  double ScreenBrightness();
+  void SetScreenBrightness(double aBrightness, ErrorResult& aRv);
+  bool CpuSleepAllowed();
+  void SetCpuSleepAllowed(bool aAllowed);
+
+private:
+  nsCOMPtr<nsIDOMWindow> mWindow;
+  nsTArray<nsCOMPtr<nsIDOMMozWakeLockListener> > mListeners;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_power_PowerManager_h