[Files app] ES6 for ui/file_manager/file_manager/foreground/js/ui/files_alert_dialog.js

Bug: 778674
Change-Id: I1c6dce2dcb7424fc6cab9faa10a1b510396b78b5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1619526
Commit-Queue: Luciano Pacheco <lucmult@chromium.org>
Auto-Submit: Luciano Pacheco <lucmult@chromium.org>
Reviewed-by: Fran├žois Degros <fdegros@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661279}
1 file changed