Beds will not drop as item entities when broken.

Put the summary of the bug you're having here

What I expected to happen was...:
I would break the bed, grab it, and move it to my new house.

What actually happened was...:
No item entity dropped in its place.

Steps to Reproduce:
1. Place a bed in survival mode.
2. Break it with hand.
3. Watch as no item entity is dropped.