Make use of NewConfirmationDialog

This replaces ConfirmationDialog by NewConfirmationDialog and
ConfirmationDialogCheck by NewConfirmationCheckDialog in most places.
3 jobs for use-newconfirmationdialog in 2 minutes and 43 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #11569
run-appdata

00:00:06

passed #11568
run-tests

00:02:26

 
  Build
passed #11570
run-build

00:00:10