1 files changed, 28 insertions, 0 deletions
diff --git a/dom/smil/SMILCompositorTable.h b/dom/smil/SMILCompositorTable.h
new file mode 100644
index 0000000000..649c108872
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+++ b/dom/smil/SMILCompositorTable.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=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 DOM_SMIL_SMILCOMPOSITORTABLE_H_
+#define DOM_SMIL_SMILCOMPOSITORTABLE_H_
+
+#include "nsTHashtable.h"
+
+//----------------------------------------------------------------------
+// SMILCompositorTable : A hashmap of SMILCompositors
+//
+// This is just a forward-declaration because it is included in
+// SMILAnimationController which is used in Document. We don't want to
+// expose all of SMILCompositor or otherwise any changes to it will mean the
+// whole world will need to be rebuilt.
+
+namespace mozilla {
+
+class SMILCompositor;
+
+using SMILCompositorTable = nsTHashtable<SMILCompositor>;
+
+}  // namespace mozilla
+
+#endif  // DOM_SMIL_SMILCOMPOSITORTABLE_H_