This list is pretty awesome:

<img width="390" alt="Screenshot 2020-04-03 at 00 12 08" src="https://user-images.githubusercontent.com/810438/78308234-e0047780-753f-11ea-9d4f-1e2d31e5baa0.png">

But always struggle to guess which component in the owner list I need to jump to.

We should make hovering the owner list highlight components, just like the main tree view does.

@hristo-kanchev, interested?
/**
 * 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 throttle from 'lodash.throttle';
import {
  useCallback,
  useEffect,
  useLayoutEffect,
  useReducer,
  useState,
} from 'react';
import {
  localStorageGetItem,
  localStorageSetItem,
} from 'react-devtools-shared/src/storage';
import {sanitizeForParse, smartParse, smartStringify} from '../utils';
type ACTION_RESET = {|
  type: 'RESET',
  externalValue: any,
|};
type ACTION_UPDATE = {|