Remove last bit of chunk exists region file fix

CraftBukkit removed their implementation that caused this issue,
switching to Mojang's implementation which doesn't appear to share it. I
already removed the important bit in the last upstream merge, this is
just unused and unnecessary now. So we remove it.

1 files changed, 30 insertions, 0 deletions

diff --git a/Spigot-Server-Patches/0115-Water-mobs-should-only-spawn-in-the-water.patch b/Spigot-Server-Patches/0115-Water-mobs-should-only-spawn-in-the-water.patch
new file mode 100644
index 0000000000..8f48e60239
--- /dev/null
+++ b/Spigot-Server-Patches/0115-Water-mobs-should-only-spawn-in-the-water.patch
@@ -0,0 +1,30 @@
+From adfe939e1377279c32fe68488f5285302613c9ba Mon Sep 17 00:00:00 2001
+From: Zach Brown <[email protected]>
+Date: Thu, 14 Apr 2016 17:48:56 -0500
+Subject: [PATCH] Water mobs should only spawn in the water
+
+
+diff --git a/src/main/java/net/minecraft/server/EntityWaterAnimal.java b/src/main/java/net/minecraft/server/EntityWaterAnimal.java
+index 90d33af95..251555713 100644
+--- a/src/main/java/net/minecraft/server/EntityWaterAnimal.java
++++ b/src/main/java/net/minecraft/server/EntityWaterAnimal.java
+@@ -11,7 +11,15 @@ public abstract class EntityWaterAnimal extends EntityInsentient implements IAni
+     }
+ 
+     public boolean cM() {
+-        return true;
++        // Paper start - Don't let water mobs spawn in non-water blocks
++        // Based around EntityAnimal's implementation
++        int i = MathHelper.floor(this.locX);
++        int j = MathHelper.floor(this.getBoundingBox().b); // minY of bounding box
++        int k = MathHelper.floor(this.locZ);
++        Block block = this.world.getType(new BlockPosition(i, j, k)).getBlock();
++
++        return block == Blocks.WATER || block == Blocks.FLOWING_WATER;
++        // Paper end
+     }
+ 
+     public boolean canSpawn() {
+-- 
+2.12.2.windows.2
+