Fixed style issues for [SPARK-6909][SQL] Remove Hive Shim code.

sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/HiveThriftServer2.scala

@@ -17,6 +17,9 @@
 
 package org.apache.spark.sql.hive.thriftserver
 
+import scala.collection.mutable
+import scala.collection.mutable.ArrayBuffer
+
 import org.apache.commons.logging.LogFactory
 import org.apache.hadoop.hive.conf.HiveConf
 import org.apache.hadoop.hive.conf.HiveConf.ConfVars
@@ -32,8 +35,6 @@ import org.apache.spark.sql.hive.thriftserver.ui.ThriftServerTab
 import org.apache.spark.util.Utils
 import org.apache.spark.{Logging, SparkContext}
 
-import scala.collection.mutable
-import scala.collection.mutable.ArrayBuffer
 
 /**
  * The main entry point for the Spark SQL port of HiveServer2.  Starts up a `SparkSQLContext` and a

sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLSessionManager.scala

@@ -30,6 +30,7 @@ import org.apache.spark.sql.hive.HiveContext
 import org.apache.spark.sql.hive.thriftserver.ReflectionUtils._
 import org.apache.spark.sql.hive.thriftserver.server.SparkSQLOperationManager
 
+
 private[hive] class SparkSQLSessionManager(hiveContext: HiveContext)
   extends SessionManager
   with ReflectedCompositeService {
@@ -50,12 +51,13 @@ private[hive] class SparkSQLSessionManager(hiveContext: HiveContext)
     initCompositeService(hiveConf)
   }
 
-  override def openSession(protocol: TProtocolVersion,
-                           username: String,
-                           passwd: String,
-                           sessionConf: java.util.Map[String, String],
-                           withImpersonation: Boolean,
-                           delegationToken: String): SessionHandle = {
+  override def openSession(
+      protocol: TProtocolVersion,
+      username: String,
+      passwd: String,
+      sessionConf: java.util.Map[String, String],
+      withImpersonation: Boolean,
+      delegationToken: String): SessionHandle = {
     hiveContext.openSession()
     val sessionHandle = super.openSession(
       protocol, username, passwd, sessionConf, withImpersonation, delegationToken)