Fix small Hadoop 1 compile error from SPARK-2261

Author: srowen

core/src/test/scala/org/apache/spark/scheduler/EventLoggingListenerSuite.scala

@@ -65,11 +65,11 @@ class EventLoggingListenerSuite extends FunSuite with BeforeAndAfter with Loggin
     val logPath = new Path(eventLogger.logPath + EventLoggingListener.IN_PROGRESS)
     assert(fileSystem.exists(logPath))
     val logStatus = fileSystem.getFileStatus(logPath)
-    assert(logStatus.isFile)
+    assert(!logStatus.isDir)
 
     // Verify log is renamed after stop()
     eventLogger.stop()
-    assert(fileSystem.getFileStatus(new Path(eventLogger.logPath)).isFile())
+    assert(!fileSystem.getFileStatus(new Path(eventLogger.logPath)).isDir)
   }
 
   test("Basic event logging") {

core/src/test/scala/org/apache/spark/scheduler/ReplayListenerSuite.scala

@@ -112,7 +112,7 @@ class ReplayListenerSuite extends FunSuite with BeforeAndAfter {
     val applications = fileSystem.listStatus(logDirPath)
     assert(applications != null && applications.size > 0)
     val eventLog = applications.sortBy(_.getModificationTime).last
-    assert(eventLog.isFile)
+    assert(!eventLog.isDir)
 
     // Replay events
     val (logData, version) = EventLoggingListener.openEventLog(eventLog.getPath(), fileSystem)