Convert AddNodeIDNode and SelectionDAG::getNodeIfExiists to use ArrayRef<SDValue>

llvm-svn: 207383
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index e729d1b..7f15653 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -1317,7 +1317,7 @@
     if (isa<ConstantSDNode>(N0) || !isa<ConstantSDNode>(N1)) {
       SDValue Ops[] = { N1, N0 };
       SDNode *CSENode = DAG.getNodeIfExists(N->getOpcode(), N->getVTList(),
-                                            Ops, 2);
+                                            Ops);
       if (CSENode)
         return SDValue(CSENode, 0);
     }