third_party/blink/renderer/core/accessibility/aria_notification_options.idl

enum AriaNotifyInterrupt { "none", "all", "pending" };
enum AriaNotifyPriority { "normal", "high" };

dictionary AriaNotificationOptions {
  AriaNotifyPriority priority = "normal";
  [RuntimeEnabled=AriaNotifyV2] AriaNotifyInterrupt interrupt = "none";
  [RuntimeEnabled=AriaNotifyV2] DOMString type = "";
};