chromium/content/public/common/window_container_type.mojom

// 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.

module content.mojom;

enum WindowContainerType {
  // A window shown in popup or tab.
  NORMAL = 0,

  // A window run as a hidden "background" page.
  BACKGROUND,

  // A window run as a hidden "background" page that wishes to be started
  // upon browser launch and run beyond the lifetime of the pages that
  // reference it.
  PERSISTENT,
};