Fix BUKKIT-3831, don't call vehicle enter events for unloaded chunks

CraftBukkit-Patches/0041-Fixed-Bukkit-3831.patch

@@ -0,0 +1,25 @@
+From fc928096a3a6cf59ed11cd84f1368e1640c53125 Mon Sep 17 00:00:00 2001
+From: me4502 <mnmiller1@hotmail.com>
+Date: Fri, 22 Mar 2013 19:13:32 +1000
+Subject: [PATCH] Fixed Bukkit-3831
+
+---
+ src/main/java/net/minecraft/server/Entity.java | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
+index c4c2595..35fd279 100644
+--- a/src/main/java/net/minecraft/server/Entity.java
++++ b/src/main/java/net/minecraft/server/Entity.java
+@@ -1449,7 +1449,7 @@ public abstract class Entity {
+             this.vehicle = null;
+         } else {
+             // CraftBukkit start
+-            if ((this.bukkitEntity instanceof LivingEntity) && (entity.getBukkitEntity() instanceof Vehicle)) {
++            if ((this.bukkitEntity instanceof LivingEntity) && (entity.getBukkitEntity() instanceof Vehicle) && entity.world.isChunkLoaded((int)entity.locX >> 4, (int)entity.locZ >> 4)) {
+                 VehicleEnterEvent event = new VehicleEnterEvent((Vehicle) entity.getBukkitEntity(), this.bukkitEntity);
+                 pluginManager.callEvent(event);
+ 
+-- 
+1.8.1-rc2
+