Also changed message containing "default constructor" to "no-arg constructor" in checkTaskClass. git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@271531 13f79535-47bb-0310-9956-ffa450edef68remotes/1776816827838153613/tmp_25f451bd36ab3145e487fcb2cd5c62c571e5b602