Steps to reproduce:

1. Go to Admin / Content structure.
2. Create new or edit already existing 'Landing page' content.
3. Add 'content scheduler' block and also add some content to this block.
4. After adding some content, remove all of them by clicking on 'delete' button/icon.

Actual result:

See attachment.

Watch gif - link: https://recordit.co/EmxxcvcfHX

After performing 'delete' content action, the tooltip information doesn't disappear.

Expected result:

Tooltip information should disappear after performing delete action.