This already happens, though -- if a question has sufficient answers and/or votes, the question owner is prevented from deleting it.
Originally based on
Edit: I've tightened up the requirements here based on recent abuse by a specific user. You can only one-click delete when
- your question has zero answers
- your question has only one answer with zero score
Anything else, you must vote to delete and/or flag for mod attention, and attempting to delete will tell you that.