removing unneeded changes

Author: Joseph Batchik

sql/core/src/main/scala/org/apache/spark/sql/sources/interfaces.scala

@@ -48,7 +48,7 @@ import org.apache.spark.util.SerializableConfiguration
  * A new instance of this class with be instantiated each time a DDL call is made.
  */
 @DeveloperApi
-trait DataSourceRegister {
+trait DataSourceuRegister {
 
   /**
    * The string that represents the format that this data source provider uses. This is

sql/core/src/test/scala/org/apache/spark/sql/sources/FilteredScanSuite.scala

@@ -25,7 +25,6 @@ import org.apache.spark.sql.types._
 
 
 class FilteredScanSource extends RelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       parameters: Map[String, String]): BaseRelation = {

sql/core/src/test/scala/org/apache/spark/sql/sources/PrunedScanSuite.scala

@@ -24,7 +24,6 @@ import org.apache.spark.sql._
 import org.apache.spark.sql.types._
 
 class PrunedScanSource extends RelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       parameters: Map[String, String]): BaseRelation = {

sql/core/src/test/scala/org/apache/spark/sql/sources/TableScanSuite.scala

@@ -27,7 +27,6 @@ import org.apache.spark.sql.types._
 class DefaultSource extends SimpleScanSource
 
 class SimpleScanSource extends RelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       parameters: Map[String, String]): BaseRelation = {
@@ -45,7 +44,6 @@ case class SimpleScan(from: Int, to: Int)(@transient val sqlContext: SQLContext)
 }
 
 class AllDataTypesScanSource extends SchemaRelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       parameters: Map[String, String],

sql/hive/src/test/scala/org/apache/spark/sql/sources/SimpleTextRelation.scala

@@ -36,7 +36,6 @@ import org.apache.spark.sql.{Row, SQLContext}
  * A simple example [[HadoopFsRelationProvider]].
  */
 class SimpleTextSource extends HadoopFsRelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       paths: Array[String],
@@ -135,7 +134,6 @@ class SimpleTextRelation(
  * A simple example [[HadoopFsRelationProvider]].
  */
 class CommitFailureTestSource extends HadoopFsRelationProvider {
-
   override def createRelation(
       sqlContext: SQLContext,
       paths: Array[String],