Horses drop Chests and Saddles with doMobLoot false

Steps to reproduce:
1. Type this

/gamerule doMobLoot false

2. Issue this command

/summon EntityHorse ~ ~ ~3 {NoAI:true,ChestedHorse:true,SaddleItem:{id:"saddle",Count:1b}}

3. Now kill the horse

/kill @e[type=EntityHorse,r=10]

Result:
Chest and Saddle are dropped onto ground even though doMobLoot should not allow them