Saddled pigs don't drop saddle with doMobLoot=false

To reproduce:

1. /gamerule doMobLoot false
2. /summon Pig ~ ~ ~ {Saddle:1b,CustomName:SaddledPig}
3. /kill @e[name=SaddledPig]

Observe how the pig dropped no saddle. According to MC-15114, saddles should be dropped even without doMobLoot.