--- a/net/minecraft/world/item/trading/IMerchant.java
+++ b/net/minecraft/world/item/trading/IMerchant.java
@@ -53,4 +53,6 @@
         }
 
     }
+
+    org.bukkit.craftbukkit.inventory.CraftMerchant getCraftMerchant(); // CraftBukkit
 }