[turbofan] Get rid of type lower bounds.

test/cctest/compiler/test-simplified-lowering.cc

Index: test/cctest/compiler/test-simplified-lowering.cc
diff --git a/test/cctest/compiler/test-simplified-lowering.cc b/test/cctest/compiler/test-simplified-lowering.cc
index a110e63958eb2b73798824383fa7f726de7721e1..8c6c5fd9aae2e376ef1953466415cb5667a7081c 100644
--- a/test/cctest/compiler/test-simplified-lowering.cc
+++ b/test/cctest/compiler/test-simplified-lowering.cc
@@ -101,7 +101,7 @@ TEST(RunNumberToInt32_float64) {
   FieldAccess load = {kUntaggedBase, 0, Handle<Name>(), Type::Number(),
                       kMachFloat64};
   Node* loaded = t.LoadField(load, t.PointerConstant(&input));
-  NodeProperties::SetBounds(loaded, Bounds(Type::Number()));
+  NodeProperties::SetType(loaded, Type::Number());
   Node* convert = t.NumberToInt32(loaded);
   FieldAccess store = {kUntaggedBase, 0, Handle<Name>(), Type::Signed32(),
                        kMachInt32};
@@ -128,7 +128,7 @@ TEST(RunNumberToUint32_float64) {
   FieldAccess load = {kUntaggedBase, 0, Handle<Name>(), Type::Number(),
                       kMachFloat64};
   Node* loaded = t.LoadField(load, t.PointerConstant(&input));
-  NodeProperties::SetBounds(loaded, Bounds(Type::Number()));
+  NodeProperties::SetType(loaded, Type::Number());
   Node* convert = t.NumberToUint32(loaded);
   FieldAccess store = {kUntaggedBase, 0, Handle<Name>(), Type::Unsigned32(),
                        kMachUint32};
@@ -687,9 +687,9 @@ class TestingGraph : public HandleAndZoneScope, public GraphAndBuilders {
     p1 = graph()->NewNode(common()->Parameter(1), start);
     p2 = graph()->NewNode(common()->Parameter(2), start);
     typer.Run();
-    NodeProperties::SetBounds(p0, Bounds(p0_type));
-    NodeProperties::SetBounds(p1, Bounds(p1_type));
-    NodeProperties::SetBounds(p2, Bounds(p2_type));
+    NodeProperties::SetType(p0, p0_type);
+    NodeProperties::SetType(p1, p1_type);
+    NodeProperties::SetType(p2, p2_type);
   }
 
   void CheckLoweringBinop(IrOpcode::Value expected, const Operator* op) {
@@ -1120,7 +1120,7 @@ TEST(LowerNumberToUint32_to_TruncateFloat64ToInt32) {
   TestingGraph t(Type::Number());
   Node* p0 = t.ExampleWithOutput(kMachFloat64);
   // TODO(titzer): run the typer here, or attach machine type to param.
-  NodeProperties::SetBounds(p0, Bounds(Type::Number()));
+  NodeProperties::SetType(p0, Type::Number());
   Node* trunc = t.graph()->NewNode(t.simplified()->NumberToUint32(), p0);
   Node* use = t.Use(trunc, kMachUint32);
   t.Return(use);
@@ -1981,8 +1981,8 @@ TEST(PhiRepresentation) {
     Node* phi =
         t.graph()->NewNode(t.common()->Phi(kMachAnyTagged, 2), t.p0, t.p1, m);
 
-    Bounds phi_bounds = Bounds::Either(Bounds(d.arg1), Bounds(d.arg2), z);
-    NodeProperties::SetBounds(phi, phi_bounds);
+    Type* phi_type = Type::Union(d.arg1, d.arg2, z);
+    NodeProperties::SetType(phi, phi_type);
 
     Node* use = t.Use(phi, d.use);
     t.Return(use);