[turbofan] Fix the node matchers.

src/compiler/typer.cc

Index: src/compiler/typer.cc
diff --git a/src/compiler/typer.cc b/src/compiler/typer.cc
index a6da257850ab83c53706ccfe001e4c498e58b5e1..2f5ee5db1557ab5945c793faba3394a74a0084cb 100644
--- a/src/compiler/typer.cc
+++ b/src/compiler/typer.cc
@@ -212,31 +212,31 @@ Bounds Typer::Visitor::TypeParameter(Node* node) {
 
 Bounds Typer::Visitor::TypeInt32Constant(Node* node) {
   // TODO(titzer): only call Type::Of() if the type is not already known.
-  return Bounds(Type::Of(ValueOf<int32_t>(node->op()), zone()));
+  return Bounds(Type::Of(OpParameter<int32_t>(node), zone()));
 }
 
 
 Bounds Typer::Visitor::TypeInt64Constant(Node* node) {
   // TODO(titzer): only call Type::Of() if the type is not already known.
   return Bounds(
-      Type::Of(static_cast<double>(ValueOf<int64_t>(node->op())), zone()));
+      Type::Of(static_cast<double>(OpParameter<int64_t>(node)), zone()));
 }
 
 
 Bounds Typer::Visitor::TypeFloat64Constant(Node* node) {
   // TODO(titzer): only call Type::Of() if the type is not already known.
-  return Bounds(Type::Of(ValueOf<double>(node->op()), zone()));
+  return Bounds(Type::Of(OpParameter<double>(node), zone()));
 }
 
 
 Bounds Typer::Visitor::TypeNumberConstant(Node* node) {
   // TODO(titzer): only call Type::Of() if the type is not already known.
-  return Bounds(Type::Of(ValueOf<double>(node->op()), zone()));
+  return Bounds(Type::Of(OpParameter<double>(node), zone()));
 }
 
 
 Bounds Typer::Visitor::TypeHeapConstant(Node* node) {
-  return Bounds(TypeConstant(ValueOf<Handle<Object> >(node->op())));
+  return Bounds(TypeConstant(OpParameter<Unique<Object> >(node).handle()));
 }