'Sticky' site wide blocks in 2.2 can be deleted from the course page (by an admin)

Create a site wide block. Set page contexts to 'Display throughout the entire site'. Delete this block and check that the delete message contains information about the original location and the display on page types. Check that the information regarding the block location and page types are the following: ('System','Any page'). Create another block on the front page and set the page context to 'Display on the front page and any pages added to the front page'. Delete this block and check that the delete message contains information about the original location and the display on page types. Check that the information regarding the block location and page types are the same as what you configured ('Front page','Display on the front page and any pages added to the front page'). Enter a course and create a course wide block. Set Display on page types to 'Any page'. Delete this block and check that the delete message contains information about the original location and the display on page types. Check that the information regarding the block location and page types are the same as what you configured ('Course:XXXX','Any page'). Try deleting a block in an activity. Check that no additional error message is displayed.