DesiredCapabilities, chapter 7, page 124

[NirGallner]

Hi,
In the @bean webDriver(DesiredCapabilities desiredCapabilities) , from where the @bean receives the
DesiredCapabilities?
As I understand, It is generated in desiredCapabilities(....) @bean, but where is it kept so it will be available to webDriver(...) bean?
Also, it will be useful to show how and where to write the quit method for the @bean