HIVE-6453: Update TezProrcessors to work with Tez API changes (TEZ-668, TEZ-837) (Siddharth Seth via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1569172 13f79535-47bb-0310-9956-ffa450edef68