Delete unused variables.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131430 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 592a115..a7453c6 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -537,7 +537,7 @@
 
   {
     NamedRegionTimer T("DAG Legalization", GroupName, TimePassesIsEnabled);
-    CurDAG->Legalize(OptLevel);
+    CurDAG->Legalize();
   }
 
   DEBUG(dbgs() << "Legalized selection DAG: BB#" << BlockNumber