Add Resolution and Parsing interfaces for computeType, ensureResolved and parseNode.

pkg/compiler/lib/src/resolution/enum_creator.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.resolution.enum_creator;
 
 import '../compiler.dart';
+import '../core_types.dart';
 import '../dart_types.dart';
 import '../elements/elements.dart';
 import '../elements/modelx.dart';
 import '../tokens/keyword.dart' show
     Keyword;
 import '../tokens/precedence.dart';
 import '../tokens/precedence_constants.dart' as Precedence;
 import '../tokens/token.dart';
 import '../tree/tree.dart';
 import '../util/util.dart';
@@ skipping 159 matching lines @@
         isConst ? keywordToken('const') : null);
   }
 }
 
 class EnumCreator {
   final Compiler compiler;
   final EnumClassElementX enumClass;
 
   EnumCreator(this.compiler, this.enumClass);
 
+  CoreTypes get coreTypes => compiler.coreTypes;
+
   void createMembers() {
     Enum node = enumClass.node;
     InterfaceType enumType = enumClass.thisType;
     AstBuilder builder = new AstBuilder(enumClass.position.charOffset);
 
-    InterfaceType intType = compiler.intClass.computeType(compiler);
-    InterfaceType stringType = compiler.stringClass.computeType(compiler);
+    InterfaceType intType = coreTypes.intType;
+    InterfaceType stringType = coreTypes.stringType;
 
     EnumFieldElementX addInstanceMember(String name, InterfaceType type) {
       Identifier identifier = builder.identifier(name);
       VariableList variableList =
           new VariableList(builder.modifiers(isFinal: true));
       variableList.type = type;
       EnumFieldElementX variable = new EnumFieldElementX(
           identifier, enumClass, variableList, identifier);
       enumClass.addMember(variable, compiler);
       return variable;
@@ skipping 57 matching lines @@
 
       EnumFieldElementX field = new EnumFieldElementX(
           name, enumClass, variableList, definition, initializer);
       enumValues.add(field);
       enumClass.addMember(field, compiler);
       index++;
     }
 
     VariableList valuesVariableList =
         new VariableList(builder.modifiers(isStatic: true, isConst: true));
-    InterfaceType listType = compiler.listClass.computeType(compiler);
-    valuesVariableList.type = listType.createInstantiation([enumType]);
+    valuesVariableList.type = coreTypes.listType(enumType);
 
     Identifier valuesIdentifier = builder.identifier('values');
     // TODO(johnniwinther): Add type argument.
     Expression initializer = builder.listLiteral(
         valueReferences, isConst: true);
 
     Node definition = builder.createDefinition(valuesIdentifier, initializer);
 
     EnumFieldElementX valuesVariable = new EnumFieldElementX(
         valuesIdentifier, enumClass, valuesVariableList,
@@ skipping 17 matching lines @@
     EnumMethodElementX toString = new EnumMethodElementX('toString',
         enumClass, Modifiers.EMPTY, toStringNode);
     FunctionSignatureX toStringSignature = new FunctionSignatureX(
         type: new FunctionType(toString, stringType));
     toString.functionSignatureCache = toStringSignature;
     enumClass.addMember(toString, compiler);
 
     enumClass.enumValues = enumValues;
   }
 }