HBASE-8699 Parameter to DistributedFileSystem#isFileClosed should be of type Path (Ted Yu)



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1504676 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8991 TestMasterFailover.testMasterFailoverWithMockedRITOnDeadRS failed again

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1504683 13f79535-47bb-0310-9956-ffa450edef68
REVERT of HBASE-8983


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HBASE-8993 TestHRegionOnCluster.testDataCorrectnessReplayingRecoveredEdits fails

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1504714 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8855  TestTableInputFormatScan1/2 fail semi-silently with the hadoop 2 profile


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