Seems non-ideal. Typically range controls handle this case.

![Screen Recording 2019-04-12 at 07 54 PM](https://user-images.githubusercontent.com/810438/56059844-0e041100-5d5d-11e9-892c-f3872414ffaa.gif)


---
Originally reported by @gaearon via https://github.com/bvaughn/react-devtools-experimental/issues/141
/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */
import * as React from 'react';
import {useCallback, useEffect, useMemo, useRef, useState} from 'react';
import AutoSizer from 'react-virtualized-auto-sizer';
import {FixedSizeList} from 'react-window';