HADOOP-536.  Fix a bug with unit tests on Windows.  Contributed by Mahadev.
HADOOP-536.  Fix a bug with unit tests on Windows.  Contributed by Mahadev.

git-svn-id: 4d48d1092ee340c9ada5711cdbe4355b138bc22b@447600 13f79535-47bb-0310-9956-ffa450edef68

awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop,awylie/hadoop