Remove some commented code

graphx/src/main/scala/org/apache/spark/graphx/EdgeRDD.scala

@@ -54,7 +54,6 @@ class EdgeRDD[@specialized ED: ClassTag](
 
   def mapEdgePartitions[ED2: ClassTag](f: (PartitionID, EdgePartition[ED]) => EdgePartition[ED2])
     : EdgeRDD[ED2] = {
-//       iter => iter.map { case (pid, ep) => (pid, f(ep)) }
     new EdgeRDD[ED2](partitionsRDD.mapPartitions({ iter =>
       val (pid, ep) = iter.next()
       Iterator(Tuple2(pid, f(pid, ep)))

graphx/src/main/scala/org/apache/spark/graphx/EdgeTriplet.scala

@@ -14,10 +14,6 @@ import org.apache.spark.graphx.impl.VertexPartition
  * that is not a trait.
  */
 class EdgeTriplet[VD, ED] extends Edge[ED] {
-// class EdgeTriplet[@specialized(Char, Int, Boolean, Byte, Long, Float, Double) VD: ClassTag,
-//                   @specialized(Char, Int, Boolean, Byte, Long, Float, Double) ED: ClassTag] extends Edge[ED] {
-
-
   /**
    * The source vertex attribute
    */