dart2js cps: Store the TypeMask for each primitive in a field.

pkg/compiler/lib/src/cps_ir/cps_ir_nodes_sexpr.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.ir_nodes_sexpr;
 
 import '../constants/values.dart';
 import '../util/util.dart';
 import 'cps_ir_nodes.dart';
 import '../universe/universe.dart' show Selector, CallStructure;
@@ skipping 141 matching lines @@
     String args = formatArguments(node.selector.callStructure, node.arguments);
     return '$indentation(InvokeMethodDirectly $receiver $name $args $cont)';
   }
 
   String visitInvokeConstructor(InvokeConstructor node) {
     String className;
     // TODO(karlklose): for illegal nodes constructed for tests or unresolved
     // constructor calls in the DartBackend, we get an element with no enclosing
     // class.  Clean this up by introducing a name field to the node and
     // removing [ErroneousElement]s from the IR.
-    if (node.type != null) {
-      className = node.type.toString();
+    if (node.dartType != null) {
+      className = node.dartType.toString();
     } else {
       className = node.target.enclosingClass.name;
     }
     String callName;
     if (node.target.name.isEmpty) {
       callName = '${className}';
     } else {
       callName = '${className}.${node.target.name}';
     }
     String cont = access(node.continuation);
@@ skipping 51 matching lines @@
 
   String visitSetMutable(SetMutable node) {
     String value = access(node.value);
     return '(SetMutable ${access(node.variable)} $value)';
   }
 
   String visitTypeCast(TypeCast node) {
     String value = access(node.value);
     String cont = access(node.continuation);
     String typeArguments = node.typeArguments.map(access).join(' ');
-    return '$indentation(TypeCast $value ${node.type} ($typeArguments) $cont)';
+    return '$indentation(TypeCast $value ${node.dartType}'
+                         ' ($typeArguments) $cont)';
   }
 
   String visitTypeTest(TypeTest node) {
     String value = access(node.value);
     String typeArguments = node.typeArguments.map(access).join(' ');
-    return '(TypeTest $value ${node.type} ($typeArguments))';
+    return '(TypeTest $value ${node.dartType} ($typeArguments))';
   }
 
   String visitLiteralList(LiteralList node) {
     String values = node.values.map(access).join(' ');
     return '(LiteralList ($values))';
   }
 
   String visitLiteralMap(LiteralMap node) {
     String keys = node.entries.map((e) => access(e.key)).join(' ');
     String values = node.entries.map((e) => access(e.value)).join(' ');
@@ skipping 222 matching lines @@
   void setReturnContinuation(Continuation node) {
     assert(!_names.containsKey(node) || _names[node] == 'return');
     _names[node] = 'return';
   }
 
   String getName(Node node) {
     if (!_names.containsKey(node)) return 'MISSING_NAME';
     return _names[node];
   }
 }