chromium/third_party/blink/renderer/core/scheduler/idle_request_callback.idl

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://w3c.github.io/requestidlecallback/#window_extensions

callback IdleRequestCallback = void (IdleDeadline deadline);