Unable to delete embedded portlet preferences

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.0 Beta 6
• Fix Version/s: 7.0.0 CE RC1
• Component/s: Pages > Page Administration, Sites Administration > Sites, Widget configuration
• Labels: None
• Story Points: 1
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/37211

Steps to reproduce:

1. Edit a page.
2. Go to the Embedded portlets section
3. Try to remove them.

Result If you go to the same section the same portlet preferences appear.
Expected You can remove the portlet preferences for a page.