chrome/browser/resources/settings/a11y_page/captions_browser_proxy.js

// Copyright 2019 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.

/**
 * @fileoverview A helper object used from the Chrome captions section to
 * interact with the browser. Used on operating system that is not Chrome OS.
 */

cr.define('settings', function() {
  /** @interface */
  class CaptionsBrowserProxy {
    /**
     * Open the native captions system dialog.
     */
    openSystemCaptionsDialog() {}
  }

  /**
   * @implements {settings.CaptionsBrowserProxy}
   */
  class CaptionsBrowserProxyImpl {
    /** @override */
    openSystemCaptionsDialog() {
      chrome.send('openSystemCaptionsDialog');
    }
  }

  cr.addSingletonGetter(CaptionsBrowserProxyImpl);

  return {
    CaptionsBrowserProxy: CaptionsBrowserProxy,
    CaptionsBrowserProxyImpl: CaptionsBrowserProxyImpl,
  };
});