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

pkg/compiler/lib/src/js_backend/constant_system_javascript.dart

 // Copyright (c) 2012, 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.constant_system.js;
 
 import '../compiler.dart' show Compiler;
 import '../constants/constant_system.dart';
 import '../constants/values.dart';
 import '../constant_system_dart.dart';
@@ skipping 245 matching lines @@
 
   @override
   ListConstantValue createList(InterfaceType type,
                                List<ConstantValue> values) {
     return new ListConstantValue(type, values);
   }
 
   @override
   ConstantValue createType(Compiler compiler, DartType type) {
     return new TypeConstantValue(
-        type, compiler.backend.typeImplementation.computeType(compiler));
+        type,
+        compiler.backend.typeImplementation.computeType(compiler.resolution));
   }
 
   // Integer checks don't verify that the number is not -0.0.
   bool isInt(ConstantValue constant) => constant.isInt || constant.isMinusZero;
   bool isDouble(ConstantValue constant)
       => constant.isDouble && !constant.isMinusZero;
   bool isString(ConstantValue constant) => constant.isString;
   bool isBool(ConstantValue constant) => constant.isBool;
   bool isNull(ConstantValue constant) => constant.isNull;
 
@@ skipping 37 matching lines @@
     } else {
       List<DartType> arguments = <DartType>[sourceType.typeArguments.first];
       keysType = new InterfaceType(compiler.listClass, arguments);
     }
     ListConstantValue keysList = new ListConstantValue(keysType, keys);
     String className = onlyStringKeys
         ? (hasProtoKey ? JavaScriptMapConstant.DART_PROTO_CLASS
                        : JavaScriptMapConstant.DART_STRING_CLASS)
         : JavaScriptMapConstant.DART_GENERAL_CLASS;
     ClassElement classElement = backend.jsHelperLibrary.find(className);
-    classElement.ensureResolved(compiler);
+    classElement.ensureResolved(compiler.resolution);
     List<DartType> typeArgument = sourceType.typeArguments;
     InterfaceType type;
     if (sourceType.treatAsRaw) {
       type = classElement.rawType;
     } else {
       type = new InterfaceType(classElement, typeArgument);
     }
     return new JavaScriptMapConstant(
         type, keysList, values, protoValue, onlyStringKeys);
 
@@ skipping 38 matching lines @@
       result.add(keyList);
     } else {
       // Add the keys individually to avoid generating an unused list constant
       // for the keys.
       result.addAll(keys);
     }
     result.addAll(values);
     return result;
   }
 }