Change Details

Use `OO.ui.confirm()` for the confirmation dialog in `uw.controller.Details.prototype.valid`, when it's implemented.

Use `OO.ui.confirm()` (see https://gerrit.wikimedia.org/r/#/c/257256/ ) for [[ https://www.mediawiki.org/wiki/Extension:UploadWizard | UploadWizard ]]'s confirmation dialog in `uw.controller.Details.prototype.valid`.

Use `OO.ui.confirm()` for the(see https://gerrit.wikimedia.org/r/#/c/257256/ ) for [[ https://www.mediawiki.org/wiki/Extension:UploadWizard | UploadWizard ]]'s confirmation dialog in `uw.controller.Details.prototype.valid`, when it's implemented.