content/browser/preloading/prerender/prerender_internals.mojom

// Copyright 2021 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.

module content.mojom;

import "url/mojom/url.mojom";

// Contains prerendered page info. Created per prerendered page.
struct PrerenderedPageInfo {
  // The URL of the prerendered page.
  url.mojom.Url url;

  // The URL of the page that started prerendering.
  url.mojom.Url trigger_page_url;

  // The final status of prerendering.
  // This is a stringified representation of PrerenderHost::FinalStatus.
  string final_status;
};

// Created per WebContents.
struct PrerenderInfo {
  array<PrerenderedPageInfo> prerendered_page_infos;
};

// Interface for retrieving information about prerendering. Lives in the browser
// process and used to implement an internal page about prerendering.
interface PrerenderInternalsHandler {
  // Gets information about prerendered pages per WebContents.
  GetPrerenderInfo() => (array<PrerenderInfo> infos);
};