[turbofan] Quit storing strings in types.

test/unittests/compiler/graph-unittest.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "test/unittests/compiler/graph-unittest.h"
 
 #include "src/compiler/node-properties.h"
 #include "src/factory.h"
 #include "src/objects-inl.h"  // TODO(everyone): Make typer.h IWYU compliant.
 #include "test/unittests/compiler/node-test-utils.h"
@@ skipping 40 matching lines @@
 }
 
 
 Node* GraphTest::NumberConstant(volatile double value) {
   return graph()->NewNode(common()->NumberConstant(value));
 }
 
 
 Node* GraphTest::HeapConstant(const Handle<HeapObject>& value) {
   Node* node = graph()->NewNode(common()->HeapConstant(value));
-  Type* type = Type::HeapConstant(value, zone());
+  Type* type = Type::NewConstant(value, zone());
   NodeProperties::SetType(node, type);
   return node;
 }
 
 
 Node* GraphTest::FalseConstant() {
   return HeapConstant(factory()->false_value());
 }
 
 
@@ skipping 61 matching lines @@
   EXPECT_LT(0u, n0->id());
   EXPECT_LT(0u, n1->id());
   EXPECT_NE(n0->id(), n1->id());
   EXPECT_EQ(&kDummyOperator, n0->op());
   EXPECT_EQ(&kDummyOperator, n1->op());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8