chromium/third_party/blink/renderer/modules/service_worker/navigation_preload_state.idl

// Copyright 2016 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/ServiceWorker/#navigation-preload-manager
dictionary NavigationPreloadState {
    boolean enabled = false;
    ByteString headerValue;
};