FIX: Deprecated overwriting of computed property (PR #10809)

We can set hide to true instead of overwriting the property on dismiss.

GitHub

The title of this pull request changed from " FEATURE: Preliminary Support for Ember CLI" to "FIX: Deprecated overwriting of computed property

LOL, bait and switch. I click on a link in a pull request email titled “FEATURE: Preliminary Support for Ember CLI” and here’s a two line change instead. :stuck_out_tongue_winking_eye:

@CvX I had previously done a diff of that branch then created this PR, and github used the previous branch’s name!!