message: Update function types
diff: @@ -645,7 +645,7 @@ export class ServerView extends DirMixin(PolymerElement) {
  this.isServerReachable = false;
  /**
  * Callback for retrying to display an unreachable server.
  - * @type {Function}
  + * @type {() => void)}
  */
  this.retryDisplayingServer = null;
  /**
  @@ -671,7 +671,7 @@ export class ServerView extends DirMixin(PolymerElement) {
  this.accessKeySortBy = 'name';
  /** The direction to sort: 1 == ascending, -1 == descending */
  this.accessKeySortDirection = 1;
  - /** @type {Function} */
  + /** @type {(msgId: string, ...params: string[]) => string} */
  this.localize = null;
  }
  