1 files changed, 26 insertions, 0 deletions
diff --git a/dom/interfaces/base/nsIDOMModalContentWindow.idl b/dom/interfaces/base/nsIDOMModalContentWindow.idl
new file mode 100644
index 000000000..c1ba87ed9
--- /dev/null
+++ b/dom/interfaces/base/nsIDOMModalContentWindow.idl
@@ -0,0 +1,26 @@
+/* -*- 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/. */
+
+#include "nsISupports.idl"
+
+interface nsIVariant;
+interface nsIArray;
+
+[scriptable, uuid(3f4cb2d0-5f7e-44a9-9f4f-370945f8db08)]
+interface nsIDOMModalContentWindow : nsISupports
+{
+  /**
+   * Readonly attribute containing an arbitrary JS value passed by the
+   * code that opened the modal content window. A security check is
+   * performed at access time, per spec.
+   */
+  readonly attribute nsIVariant            dialogArguments;
+
+  /**
+   * The return value that will be returned to the function that
+   * opened the modal content window.
+   */
+  attribute nsIVariant                   returnValue;
+};