Waterlogged barriers don't show up on maps

The Bug:

Waterlogged barriers don't show up on maps.

Steps to Reproduce:

1. Create some floating water and some floating waterlogged barriers by using the commands provided below.

   /fill ~1 ~5 ~1 ~15 ~6 ~15 minecraft:barrier

   /fill ~2 ~6 ~2 ~14 ~6 ~14 minecraft:water

   /fill ~2 ~6 ~18 ~14 ~6 ~30 minecraft:barrier[waterlogged=true]

2. Obtain a map and fill it.

3. Look at the water and the waterlogged barriers on the map.

4. Take note as to whether or not waterlogged barriers don't show up on maps.

Observed Behavior:

Waterlogged barriers don't show up on maps.

Expected Behavior:

Waterlogged barriers would show up on maps.