1 files changed, 15 insertions, 0 deletions
diff --git a/components/script/dom/webidls/XRSessionEvent.webidl b/components/script/dom/webidls/XRSessionEvent.webidl
new file mode 100644
index 00000000000..f48fa5eb342
--- /dev/null
+++ b/components/script/dom/webidls/XRSessionEvent.webidl
@@ -0,0 +1,15 @@
+/* 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 https://mozilla.org/MPL/2.0/. */
+
+// https://immersive-web.github.io/webxr/#xrsessionevent-interface
+
+[SecureContext, Exposed=Window, Pref="dom.webxr.enabled", Constructor
+(DOMString type, XRSessionEventInit eventInitDict)]
+interface XRSessionEvent : Event {
+  [SameObject] readonly attribute XRSession session;
+};
+
+dictionary XRSessionEventInit : EventInit {
+  required XRSession session;
+};