style fixes

Author: tgravescs

core/src/main/scala/org/apache/spark/rdd/PipedRDD.scala

@@ -163,7 +163,7 @@ class PipedRDD[T: ClassTag](
           }
 
           // cleanup task working directory if used
-          if(workInTaskDirectory == true) {
+          if (workInTaskDirectory == true) {
             FileUtils.deleteQuietly(new File(taskDirectory))
             logDebug("Removed task working directory " + taskDirectory)
           }

core/src/test/scala/org/apache/spark/PipedRDDSuite.scala

@@ -139,7 +139,6 @@ class PipedRDDSuite extends FunSuite with SharedSparkContext {
       val collectPwd = pipedPwd.collect()
       println("collect pwd is: " + collectPwd(0))
       assert(collectPwd(0).contains("tasks/"))
-      assert(collectPwd(0).matches("tasks/"))
     } else {
       assert(true)
     }