**Packages**
* `"react": "^16.13.1"`
* `"eslint-plugin-react-hooks": "^4.0.8"`

The issue #18819 still happens with `eslint-plugin-react-hooks@4.0.8`.

Using the example code from the other issue gives the following errors:

![image](https://user-images.githubusercontent.com/37122343/90794940-59d9a980-e305-11ea-9ec0-98f69b41c280.png)

![image](https://user-images.githubusercontent.com/37122343/90795019-770e7800-e305-11ea-92b8-b64407b0b22c.png)


{
              desc:
                "Wrap the definition of 'handleNext3' in its own useCallback() Hook.",
              output: normalizeIndent`
                function MyComponent(props) {
                  function handleNext1() {
                    console.log('hello');
                  }
                  const handleNext2 = () => {
                    console.log('hello');
                  };
                  let handleNext3 = useCallback(function() {
                    console.log('hello');
                  });
                  useEffect(() => {
                    handleNext1();
                    return Store.subscribe(() => handleNext1());
                  }, [handleNext1]);
                  useLayoutEffect(() => {
                    handleNext2();
                    return Store.subscribe(() => handleNext2());
                  }, [handleNext2]);
                  useMemo(() => {
                    handleNext3();
                    return Store.subscribe(() => handleNext3());
                  }, [handleNext3]);
                  return (
                    <div
                      onClick={() => {
                        handleNext1();