1 files changed, 27 insertions, 0 deletions
diff --git a/dom/webidl/VTTRegion.webidl b/dom/webidl/VTTRegion.webidl
new file mode 100644
index 000000000..ec63411eb
--- /dev/null
+++ b/dom/webidl/VTTRegion.webidl
@@ -0,0 +1,27 @@
+/* -*- Mode: IDL; 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/.
+ *
+ * The origin of this IDL file is
+ *  http://dev.w3.org/html5/webvtt/#extension-of-the-texttrack-interface-for-region-support
+ */
+
+[Constructor, Pref="media.webvtt.regions.enabled"]
+interface VTTRegion {
+           [SetterThrows]
+           attribute double width;
+
+           attribute long lines;
+
+           [SetterThrows]
+           attribute double regionAnchorX;
+           [SetterThrows]
+           attribute double regionAnchorY;
+           [SetterThrows]
+           attribute double viewportAnchorX;
+           [SetterThrows]
+           attribute double viewportAnchorY;
+           [SetterThrows]
+           attribute DOMString scroll;
+};