From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Sun, 23 Sep 2018 20:59:53 -0500
Subject: [PATCH] Honor EntityAgeable.ageLock


diff --git a/src/main/java/net/minecraft/world/entity/AgableMob.java b/src/main/java/net/minecraft/world/entity/AgableMob.java
index d7c19e5607bcf92c874b3656c2742f4c84dceb12..354311dc541588212a2eacba38e60c7e34aa4c2b 100644
--- a/src/main/java/net/minecraft/world/entity/AgableMob.java
+++ b/src/main/java/net/minecraft/world/entity/AgableMob.java
@@ -82,6 +82,7 @@ public abstract class AgableMob extends PathfinderMob {
     }
 
     public void ageUp(int age, boolean overGrow) {
+        if (ageLocked) return; // Paper - GH-1459
         int j = this.getAge();
         int k = j;