Revert "Untyped field"

This reverts commit 8ea301b596.

SpigotCore_Main/src/com/comphenix/tinyprotocol/Reflection.java

@@ -110,10 +110,6 @@ public final class Reflection {
 		return getField(getClass(className), name, fieldType, 0);
 	}
 
-	public static <T> Reflection.FieldAccessor<T> getUntypedField(Class<?> target, Class fieldType, int index) {
-		return getField(target, fieldType, index);
-	}
-
 	/**
 	 * Retrieve a field accessor for a specific field type and name.
 	 *