diff -r 000000000000 -r 6474c204b198 dom/quota/QuotaCommon.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/quota/QuotaCommon.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,39 @@
+/* -*- 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_quota_quotacommon_h__
+#define mozilla_dom_quota_quotacommon_h__
+
+#include "nsAutoPtr.h"
+#include "nsCOMPtr.h"
+#include "nsDebug.h"
+#include "nsString.h"
+#include "nsTArray.h"
+
+#define BEGIN_QUOTA_NAMESPACE \
+  namespace mozilla { namespace dom { namespace quota {
+#define END_QUOTA_NAMESPACE \
+  } /* namespace quota */ } /* namespace dom */ } /* namespace mozilla */
+#define USING_QUOTA_NAMESPACE \
+  using namespace mozilla::dom::quota;
+
+#define DSSTORE_FILE_NAME ".DS_Store"
+#define PERMISSION_STORAGE_UNLIMITED "indexedDB-unlimited"
+
+BEGIN_QUOTA_NAMESPACE
+
+void
+AssertIsOnIOThread();
+
+void
+AssertCurrentThreadOwnsQuotaMutex();
+
+bool
+IsOnIOThread();
+
+END_QUOTA_NAMESPACE
+
+#endif // mozilla_dom_quota_quotacommon_h__