diff -r 000000000000 -r 6474c204b198 dom/indexedDB/IDBEvents.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/indexedDB/IDBEvents.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,164 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=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_dom_indexeddb_idbevents_h__
+#define mozilla_dom_indexeddb_idbevents_h__
+
+#include "mozilla/dom/indexedDB/IndexedDatabase.h"
+
+#include "nsIRunnable.h"
+
+#include "mozilla/dom/Event.h"
+#include "mozilla/dom/Nullable.h"
+#include "mozilla/dom/indexedDB/IDBObjectStore.h"
+#include "mozilla/dom/IDBVersionChangeEventBinding.h"
+
+#define SUCCESS_EVT_STR "success"
+#define ERROR_EVT_STR "error"
+#define COMPLETE_EVT_STR "complete"
+#define ABORT_EVT_STR "abort"
+#define VERSIONCHANGE_EVT_STR "versionchange"
+#define BLOCKED_EVT_STR "blocked"
+#define UPGRADENEEDED_EVT_STR "upgradeneeded"
+
+#define IDBVERSIONCHANGEEVENT_IID \
+  { 0x3b65d4c3, 0x73ad, 0x492e, \
+    { 0xb1, 0x2d, 0x15, 0xf9, 0xda, 0xc2, 0x08, 0x4b } }
+
+BEGIN_INDEXEDDB_NAMESPACE
+
+enum Bubbles {
+  eDoesNotBubble,
+  eDoesBubble
+};
+
+enum Cancelable {
+  eNotCancelable,
+  eCancelable
+};
+
+already_AddRefed<nsIDOMEvent>
+CreateGenericEvent(mozilla::dom::EventTarget* aOwner,
+                   const nsAString& aType,
+                   Bubbles aBubbles,
+                   Cancelable aCancelable);
+
+class IDBVersionChangeEvent : public Event
+{
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_FORWARD_TO_EVENT
+  NS_DECLARE_STATIC_IID_ACCESSOR(IDBVERSIONCHANGEEVENT_IID)
+
+  virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE
+  {
+    return mozilla::dom::IDBVersionChangeEventBinding::Wrap(aCx, this);
+  }
+
+  static already_AddRefed<IDBVersionChangeEvent>
+  Constructor(const GlobalObject& aGlobal,
+              const nsAString& aType,
+              const IDBVersionChangeEventInit& aOptions,
+              ErrorResult& aRv)
+  {
+    uint64_t newVersion = 0;
+    if (!aOptions.mNewVersion.IsNull()) {
+      newVersion = aOptions.mNewVersion.Value();
+    }
+    nsCOMPtr<EventTarget> target = do_QueryInterface(aGlobal.GetAsSupports());
+    return CreateInternal(target, aType, aOptions.mOldVersion, newVersion);
+  }
+
+  uint64_t OldVersion()
+  {
+    return mOldVersion;
+  }
+
+  mozilla::dom::Nullable<uint64_t> GetNewVersion()
+  {
+    return mNewVersion
+      ? mozilla::dom::Nullable<uint64_t>(mNewVersion)
+      : mozilla::dom::Nullable<uint64_t>();
+  }
+
+  inline static already_AddRefed<Event>
+  Create(mozilla::dom::EventTarget* aOwner,
+         int64_t aOldVersion,
+         int64_t aNewVersion)
+  {
+    return CreateInternal(aOwner,
+                          NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
+                          aOldVersion, aNewVersion);
+  }
+
+  inline static already_AddRefed<Event>
+  CreateBlocked(mozilla::dom::EventTarget* aOwner,
+                uint64_t aOldVersion,
+                uint64_t aNewVersion)
+  {
+    return CreateInternal(aOwner, NS_LITERAL_STRING(BLOCKED_EVT_STR),
+                          aOldVersion, aNewVersion);
+  }
+
+  inline static already_AddRefed<Event>
+  CreateUpgradeNeeded(mozilla::dom::EventTarget* aOwner,
+                      uint64_t aOldVersion,
+                      uint64_t aNewVersion)
+  {
+    return CreateInternal(aOwner,
+                          NS_LITERAL_STRING(UPGRADENEEDED_EVT_STR),
+                          aOldVersion, aNewVersion);
+  }
+
+  inline static already_AddRefed<nsIRunnable>
+  CreateRunnable(mozilla::dom::EventTarget* aTarget,
+                 uint64_t aOldVersion,
+                 uint64_t aNewVersion)
+  {
+    return CreateRunnableInternal(aTarget,
+                                  NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
+                                  aOldVersion, aNewVersion);
+  }
+
+  static already_AddRefed<nsIRunnable>
+  CreateBlockedRunnable(mozilla::dom::EventTarget* aTarget,
+                        uint64_t aOldVersion,
+                        uint64_t aNewVersion)
+  {
+    return CreateRunnableInternal(aTarget,
+                                  NS_LITERAL_STRING(BLOCKED_EVT_STR),
+                                  aOldVersion, aNewVersion);
+  }
+
+protected:
+  IDBVersionChangeEvent(mozilla::dom::EventTarget* aOwner)
+    : Event(aOwner, nullptr, nullptr)
+  {
+    SetIsDOMBinding();
+  }
+  virtual ~IDBVersionChangeEvent() { }
+
+  static already_AddRefed<IDBVersionChangeEvent>
+  CreateInternal(mozilla::dom::EventTarget* aOwner,
+                 const nsAString& aType,
+                 uint64_t aOldVersion,
+                 uint64_t aNewVersion);
+
+  static already_AddRefed<nsIRunnable>
+  CreateRunnableInternal(mozilla::dom::EventTarget* aOwner,
+                         const nsAString& aType,
+                         uint64_t aOldVersion,
+                         uint64_t aNewVersion);
+
+  uint64_t mOldVersion;
+  uint64_t mNewVersion;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(IDBVersionChangeEvent, IDBVERSIONCHANGEEVENT_IID)
+
+END_INDEXEDDB_NAMESPACE
+
+#endif // mozilla_dom_indexeddb_idbevents_h__