Packet102WindowClick.java:      this.itemStack = this.func_40187_b(var1);
Packet103SetSlot.java:      this.myItemStack = this.func_40187_b(var1);
Packet104WindowItems.java:         this.itemStack[var3] = this.func_40187_b(var1);
Packet107CreativeSetSlot.java:      this.itemStack = this.func_40187_b(var1);
Packet108EnchantItem.java:      var1.func_40599_a(this);
Packet15Place.java:      this.itemStack = this.func_40187_b(var1);