diff -r 000000000000 -r 6474c204b198 dom/events/KeyboardEvent.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/events/KeyboardEvent.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,84 @@
+/* -*- 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_KeyboardEvent_h_
+#define mozilla_dom_KeyboardEvent_h_
+
+#include "mozilla/dom/UIEvent.h"
+#include "mozilla/dom/KeyboardEventBinding.h"
+#include "mozilla/EventForwards.h"
+#include "nsIDOMKeyEvent.h"
+
+namespace mozilla {
+namespace dom {
+
+class KeyboardEvent : public UIEvent,
+                      public nsIDOMKeyEvent
+{
+public:
+  KeyboardEvent(EventTarget* aOwner,
+                nsPresContext* aPresContext,
+                WidgetKeyboardEvent* aEvent);
+
+  NS_DECL_ISUPPORTS_INHERITED
+
+  // nsIDOMKeyEvent Interface
+  NS_DECL_NSIDOMKEYEVENT
+
+  // Forward to base class
+  NS_FORWARD_TO_UIEVENT
+
+  static already_AddRefed<KeyboardEvent> Constructor(
+                                           const GlobalObject& aGlobal,
+                                           const nsAString& aType,
+                                           const KeyboardEventInit& aParam,
+                                           ErrorResult& aRv);
+
+  virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE
+  {
+    return KeyboardEventBinding::Wrap(aCx, this);
+  }
+
+  bool AltKey();
+  bool CtrlKey();
+  bool ShiftKey();
+  bool MetaKey();
+
+  bool GetModifierState(const nsAString& aKey)
+  {
+    return GetModifierStateInternal(aKey);
+  }
+
+  bool Repeat();
+  bool IsComposing();
+  uint32_t CharCode();
+  uint32_t KeyCode();
+  virtual uint32_t Which() MOZ_OVERRIDE;
+  uint32_t Location();
+
+  void InitKeyEvent(const nsAString& aType, bool aCanBubble, bool aCancelable,
+                    nsIDOMWindow* aView, bool aCtrlKey, bool aAltKey,
+                    bool aShiftKey, bool aMetaKey,
+                    uint32_t aKeyCode, uint32_t aCharCode,
+                    ErrorResult& aRv)
+  {
+    aRv = InitKeyEvent(aType, aCanBubble, aCancelable, aView,
+                       aCtrlKey, aAltKey, aShiftKey,aMetaKey,
+                       aKeyCode, aCharCode);
+  }
+
+private:
+  // True, if the instance is created with Constructor().
+  bool mInitializedByCtor;
+  // If the instance is created with Constructor(), which may have independent
+  // value.  mInitializedWhichValue stores it.  I.e., this is invalid when
+  // mInitializedByCtor is false.
+  uint32_t mInitialzedWhichValue;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_KeyboardEvent_h_