[turbofan] Get rid of type lower bounds.

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 37 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::Constant(value, zone());
-  NodeProperties::SetBounds(node, Bounds(type));
+  NodeProperties::SetType(node, type);
   return node;
 }
 
 
 Node* GraphTest::FalseConstant() {
   return HeapConstant(factory()->false_value());
 }
 
 
 Node* GraphTest::TrueConstant() {
@@ skipping 33 matching lines @@
 
 TypedGraphTest::TypedGraphTest(int num_parameters)
     : GraphTest(num_parameters), typer_(isolate(), graph()) {}
 
 
 TypedGraphTest::~TypedGraphTest() {}
 
 
 Node* TypedGraphTest::Parameter(Type* type, int32_t index) {
   Node* node = GraphTest::Parameter(index);
-  NodeProperties::SetBounds(node, Bounds(type));
+  NodeProperties::SetType(node, type);
   return node;
 }
 
 
 namespace {
 
 const Operator kDummyOperator(0, Operator::kNoProperties, "Dummy", 0, 0, 0, 1,
                               0, 0);
 
 }  // namespace
 
 
 TEST_F(GraphTest, NewNode) {
   Node* n0 = graph()->NewNode(&kDummyOperator);
   Node* n1 = graph()->NewNode(&kDummyOperator);
   EXPECT_NE(n0, n1);
   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