If you are talking about not having your photos in the new Photo application, iPhone should still be on your computer in your Application folder and your photos should still be in it. You have to import your photos into the Photo App. Nothing should have been deleted. Check and see,
Damn auto correct. That shoulld read "iPhone" = iPhoto should still be in your computer in your applications folder. . . "
SHEESH, don't you hate when that happens?