Unify MachineType and RepType.

test/cctest/compiler/test-machine-operator-reducer.cc

Index: test/cctest/compiler/test-machine-operator-reducer.cc
diff --git a/test/cctest/compiler/test-machine-operator-reducer.cc b/test/cctest/compiler/test-machine-operator-reducer.cc
index c79a96a0941d595ee584ec9151d89e441d332d52..f7bba5c4ab836d1803611e59b55dd19646f450bc 100644
--- a/test/cctest/compiler/test-machine-operator-reducer.cc
+++ b/test/cctest/compiler/test-machine-operator-reducer.cc
@@ -630,7 +630,7 @@ TEST(ReduceLoadStore) {
 
   Node* base = R.Constant<int32_t>(11);
   Node* index = R.Constant<int32_t>(4);
-  Node* load = R.graph.NewNode(R.machine.Load(kMachineWord32), base, index);
+  Node* load = R.graph.NewNode(R.machine.Load(kMachInt32), base, index);
 
   {
     MachineOperatorReducer reducer(&R.graph);
@@ -639,8 +639,8 @@ TEST(ReduceLoadStore) {
   }
 
   {
-    Node* store = R.graph.NewNode(
-        R.machine.Store(kMachineWord32, kNoWriteBarrier), base, index, load);
+    Node* store = R.graph.NewNode(R.machine.Store(kMachInt32, kNoWriteBarrier),
+                                  base, index, load);
     MachineOperatorReducer reducer(&R.graph);
     Reduction reduction = reducer.Reduce(store);
     CHECK(!reduction.Changed());  // stores should not be reduced.