adjust tab to spaces

omgteam · omgteam · commit 815d543606ef · 2014-10-13T08:26:12.000+08:00
diff --git a/mllib/src/main/scala/org/apache/spark/mllib/tree/RandomForest.scala b/mllib/src/main/scala/org/apache/spark/mllib/tree/RandomForest.scala
@@ -176,7 +176,7 @@ private class RandomForest (
       timer.stop("findBestSplits")
     }
 
-	baggedInput.unpersist()
+    baggedInput.unpersist()
 
     timer.stop("total")
 
