Better typing and type verification

test/unittests/compiler/js-typed-lowering-unittest.cc

Index: test/unittests/compiler/js-typed-lowering-unittest.cc
diff --git a/test/unittests/compiler/js-typed-lowering-unittest.cc b/test/unittests/compiler/js-typed-lowering-unittest.cc
index a52626f6f4a40436242c9fb50c4168f4ed980bb0..3ef5bdc1757d0015a7e3c84fd0df0c3f45c7ea50 100644
--- a/test/unittests/compiler/js-typed-lowering-unittest.cc
+++ b/test/unittests/compiler/js-typed-lowering-unittest.cc
@@ -31,16 +31,15 @@ const StrictMode kStrictModes[] = {SLOPPY, STRICT};
 }  // namespace
 
 
-class JSTypedLoweringTest : public GraphTest {
+class JSTypedLoweringTest : public TypedGraphTest {
  public:
-  JSTypedLoweringTest() : GraphTest(3), javascript_(zone()) {}
+  JSTypedLoweringTest() : TypedGraphTest(3), javascript_(zone()) {}
   virtual ~JSTypedLoweringTest() {}
 
  protected:
   Reduction Reduce(Node* node) {
-    Typer typer(zone());
     MachineOperatorBuilder machine;
-    JSGraph jsgraph(graph(), common(), javascript(), &typer, &machine);
+    JSGraph jsgraph(graph(), common(), javascript(), &machine);
     JSTypedLowering reducer(&jsgraph);
     return reducer.Reduce(node);
   }