Fix build break again.

Author: rxin

sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala

@@ -791,7 +791,7 @@ class SQLContext(@transient val sparkContext: SparkContext)
    * indicating if a table is a temporary one or not).
    */
   def tables(): DataFrame = {
-    createDataFrame(catalog.getTables(None)).toDataFrame("tableName", "isTemporary")
+    createDataFrame(catalog.getTables(None)).toDF("tableName", "isTemporary")
   }
 
   /**
@@ -800,7 +800,7 @@ class SQLContext(@transient val sparkContext: SparkContext)
    * indicating if a table is a temporary one or not).
    */
   def tables(databaseName: String): DataFrame = {
-    createDataFrame(catalog.getTables(Some(databaseName))).toDataFrame("tableName", "isTemporary")
+    createDataFrame(catalog.getTables(Some(databaseName))).toDF("tableName", "isTemporary")
   }
 
   /**

sql/core/src/test/scala/org/apache/spark/sql/ListTablesSuite.scala

@@ -28,7 +28,7 @@ class ListTablesSuite extends QueryTest with BeforeAndAfter {
   import org.apache.spark.sql.test.TestSQLContext.implicits._
 
   val df =
-    sparkContext.parallelize((1 to 10).map(i => (i,s"str$i"))).toDataFrame("key", "value")
+    sparkContext.parallelize((1 to 10).map(i => (i,s"str$i"))).toDF("key", "value")
 
   before {
     df.registerTempTable("ListTablesSuiteTable")

sql/hive/src/test/scala/org/apache/spark/sql/hive/ListTablesSuite.scala

@@ -29,7 +29,7 @@ class ListTablesSuite extends QueryTest with BeforeAndAfterAll {
   import org.apache.spark.sql.hive.test.TestHive.implicits._
 
   val df =
-    sparkContext.parallelize((1 to 10).map(i => (i,s"str$i"))).toDataFrame("key", "value")
+    sparkContext.parallelize((1 to 10).map(i => (i,s"str$i"))).toDF("key", "value")
 
   override def beforeAll(): Unit = {
     // The catalog in HiveContext is a case insensitive one.