when i am remove the arguments from the boot method on the EventServiceProvider, i getting error in laravel 5.3

I need to upgrade a laravel project from 5.2 to 5.8.

as per the upgrade document, I try upgrading a project from laravel 5.2 to laravel 5.3. i change my composer.json, and when I remove the argument from the boot method from EventServiceProvider, RouteServiceProvider, and AuthServiceProvider my code editor show error,

and if i tolerate my code editor and run composer update then i also got the error.

  [BadMethodCallException]
  Method controller does not exist.

how can i solve this error and upgrade my project esaly.

have any opotion to upgrade from laravel 5.2 to 5.8?

via Chebli Mohamed