content/browser/process_internals/process_internals.mojom

// Copyright 2018 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 mojom;

import "url/mojom/url.mojom";

// Basic information describing a SiteInstance.
struct SiteInstanceInfo {
  int32 id;

  // Boolean indicating whether the SiteInstance is locked to a specific URL.
  // It does not indicate the granularity of the lock URL.
  bool locked;

  url.mojom.Url? site_url;
};

// Basic information describing a frame and all of its subframes.
struct FrameInfo {
  int32 routing_id;
  int32 process_id;

  SiteInstanceInfo site_instance;
  url.mojom.Url? last_committed_url;

  array<FrameInfo> subframes;
};

// Basic information describing a WebContents object and all frames that are
// in it.
struct WebContentsInfo {
  string title;
  FrameInfo root_frame;
};

// Interface used by chrome://process-internals to query data from the
// browser process.
interface ProcessInternalsHandler {

  // Returns a string containing the currently active isolation modes.
  GetIsolationMode() => (string mode);

  // Returns the number of isolated origins.
  GetIsolatedOriginsSize() => (uint32 size);

  // Returns an array of WebContentsInfo structs for all WebContents
  // associated with the profile in which this call is made.
  GetAllWebContentsInfo() => (array<WebContentsInfo> infos);
};