Fixed review comments

Author: gvramana

sql/hive/src/main/scala/org/apache/spark/sql/hive/hiveUdfs.scala

@@ -341,11 +341,8 @@ private[hive] case class HiveUdafFunction(
     } else {
       createFunction[AbstractGenericUDAFResolver]()
     }
-
 
-  private val inspectors = 
-    if(isUDAFBridgeRequired) exprs.map(ex => toInspector(ex.dataType)).toArray
-    else exprs.map(toInspector).toArray
+  private val inspectors = exprs.map(toInspector).toArray
 
   private val function = { 
     val parameterInfo = new SimpleGenericUDAFParameterInfo(inspectors,false,false)
@@ -368,6 +365,6 @@ private[hive] case class HiveUdafFunction(
 
   def update(input: Row): Unit = {
     val inputs = inputProjection(input).asInstanceOf[Seq[AnyRef]].toArray
-    function.iterate(buffer, wrap(inputs,inspectors,cached))
+    function.iterate(buffer, wrap(inputs, inspectors, cached))
   }
 }

sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveUdfSuite.scala

@@ -100,8 +100,6 @@ class HiveUdfSuite extends QueryTest {
 
     checkAnswer(sql("SELECT percentile_approx(100.0, array(0.9,0.9)) FROM src LIMIT 1"),
       sql("SELECT array(100,100) FROM src LIMIT 1").collect().toSeq)
-    
-    TestHive.reset()
    }	
 
   test("UDFIntegerToString") {