Merge r1534884 from trunk to branch-2 YARN-1305. RMHAProtocolService#serviceInit should handle HAUtil's IllegalArgumentException (Tsuyoshi Ozawa via bikas)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1534887 13f79535-47bb-0310-9956-ffa450edef68