text: /**
   * @fileoverview The junk-drawer of externs that haven't yet been sorted well.
   * Shame! Shame! Shame! Avoid adding to this.
   *
   * It's okay for some things to start off here, since moving them doesn't
   * require any other file changes (unlike real code, which requires updating)
   * imports throughout the repo).
   *
   * @externs
   */
  
  // This definition is exported by the fetch polyfill implementation, but
  // currently has dependencies on non-core modules that aren't yet type-checked.
  //
  // Planned destination: this should be removed when fetch is re-included in the
  // polyfills type-check target.
  /** @type {function(!Window)} */
  let install$$module$src$polyfills$fetch;
  
  // This definition lives in non-core files but is consumed by
  // get-bounding-client-rect. Is should be removed once dom.js is moved to core.
  /** @type {function(!Element):boolean} */
  let isConnectedNode$$module$src$dom;
  