1 files changed, 43 insertions, 0 deletions
diff --git a/storage/VacuumManager.h b/storage/VacuumManager.h
new file mode 100644
index 0000000000..0b0dda2de5
--- /dev/null
+++ b/storage/VacuumManager.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
+ * 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_storage_VacuumManager_h__
+#define mozilla_storage_VacuumManager_h__
+
+#include "nsCOMPtr.h"
+#include "nsIObserver.h"
+#include "mozIStorageVacuumParticipant.h"
+#include "nsCategoryCache.h"
+#include "mozilla/Attributes.h"
+
+namespace mozilla {
+namespace storage {
+
+class VacuumManager final : public nsIObserver {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+
+  VacuumManager();
+
+  /**
+   * Obtains the VacuumManager object.
+   */
+  static already_AddRefed<VacuumManager> getSingleton();
+
+ private:
+  ~VacuumManager();
+
+  static VacuumManager* gVacuumManager;
+
+  // Cache of components registered in "vacuum-participant" category.
+  nsCategoryCache<mozIStorageVacuumParticipant> mParticipants;
+};
+
+}  // namespace storage
+}  // namespace mozilla
+
+#endif