chromium/src/third_party/blink/renderer/modules/badging/worker_navigator_badge.idl

// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://wicg.github.io/badging/
[
    SecureContext,
    RuntimeEnabled=Badging,
    ImplementedAs=NavigatorBadge
] partial interface WorkerNavigator {
  [Exposed=ServiceWorker, CallWith=ScriptState, MeasureAs=BadgeSet]
  Promise<void> setAppBadge(optional [EnforceRange] unsigned long long contents);

  [Exposed=ServiceWorker, CallWith=ScriptState, MeasureAs=BadgeClear]
  Promise<void> clearAppBadge();
};