Using scala in XML imports

core/src/main/scala/spark/deploy/worker/ui/IndexPage.scala

@@ -8,13 +8,13 @@ import javax.servlet.http.HttpServletRequest
 
 import net.liftweb.json.JsonAST.JValue
 
+import scala.xml.Node
+
 import spark.deploy.{RequestWorkerState, JsonProtocol, WorkerState}
 import spark.deploy.worker.ExecutorRunner
 import spark.Utils
 import spark.ui.UIUtils
 
-import xml.Node
-
 class IndexPage(parent: WorkerWebUI) {
   val worker = parent.worker
   val timeout = parent.timeout

core/src/main/scala/spark/ui/JettyUtils.scala

@@ -10,11 +10,10 @@ import org.eclipse.jetty.server.{Server, Request, Handler}
 import org.eclipse.jetty.server.handler.{ResourceHandler, HandlerList, ContextHandler, AbstractHandler}
 
 import scala.util.{Try, Success, Failure}
+import scala.xml.Node
 
 import spark.Logging
 
-import xml.Node
-
 /** Utilities for launching a web server using Jetty's HTTP Server class */
 private[spark] object JettyUtils extends Logging {
   // Base type for a function that returns something based on an HTTP request. Allows for

core/src/main/scala/spark/ui/jobs/IndexPage.scala

@@ -7,13 +7,12 @@ import java.util.Date
 import javax.servlet.http.HttpServletRequest
 
 import scala.Some
+import scala.xml.{NodeSeq, Node}
 
 import spark.scheduler.Stage
 import spark.ui.UIUtils._
 import spark.storage.StorageLevel
 
-import xml.{NodeSeq, Node}
-
 /** Page showing list of all ongoing and recently finished stages */
 class IndexPage(parent: JobProgressUI) {
   val listener = parent.listener

core/src/main/scala/spark/ui/jobs/StagePage.scala

@@ -4,13 +4,13 @@ import java.util.Date
 
 import javax.servlet.http.HttpServletRequest
 
+import scala.xml.Node
+
 import spark.ui.UIUtils._
 import spark.util.Distribution
 import spark.scheduler.cluster.TaskInfo
 import spark.executor.TaskMetrics
 
-import xml.Node
-
 /** Page showing statistics and task list for a given stage */
 class StagePage(parent: JobProgressUI) {
   val listener = parent.listener

core/src/main/scala/spark/ui/storage/IndexPage.scala

@@ -2,12 +2,12 @@ package spark.ui.storage
 
 import javax.servlet.http.HttpServletRequest
 
+import scala.xml.Node
+
 import spark.storage.{RDDInfo, StorageUtils}
 import spark.Utils
 import spark.ui.UIUtils._
 
-import xml.Node
-
 /** Page showing list of RDD's currently stored in the cluster */
 class IndexPage(parent: BlockManagerUI) {
   val sc = parent.sc

core/src/main/scala/spark/ui/storage/RDDPage.scala

@@ -2,13 +2,13 @@ package spark.ui.storage
 
 import javax.servlet.http.HttpServletRequest
 
+import scala.xml.Node
+
 import spark.storage.{StorageStatus, StorageUtils}
 import spark.ui.UIUtils._
 import spark.Utils
 import spark.storage.BlockManagerMasterActor.BlockStatus
 
-import xml.Node
-
 /** Page showing storage details for a given RDD */
 class RDDPage(parent: BlockManagerUI) {
   val sc = parent.sc