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

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

 // Copyright (c) 2013, 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_builder_task;
 
 import '../closure.dart' as closurelib;
 import '../closure.dart' hide ClosureScope;
 import '../common/names.dart' show
     Names,
@@ skipping 2478 matching lines @@
   }
 
   FunctionElement get stringifyFunction {
     return _backend.getStringInterpolationHelper();
   }
 
   FunctionElement get throwTypeErrorHelper => _backend.getThrowTypeError();
 
   ClassElement get nullClass => _compiler.nullClass;
 
-  DartType unaliasType(DartType type) => type.unalias(_compiler);
+  DartType unaliasType(DartType type) => type.unalias(_compiler.resolution);
 
   TypeMask getTypeMaskForForeign(NativeBehavior behavior) {
     if (behavior == null) {
       return _backend.dynamicType;
     }
     return TypeMaskFactory.fromNativeBehavior(behavior, _compiler);
   }
 
   FieldElement locateSingleField(Selector selector, TypeMask type) {
     return _compiler.world.locateSingleField(selector, type);
@@ skipping 1066 matching lines @@
     if (compiler.backend.isForeign(function)) {
       return handleForeignCode(node, function, argumentList, callStructure);
     } else {
       return irBuilder.buildStaticFunctionInvocation(function, callStructure,
           translateStaticArguments(argumentList, function, callStructure),
           sourceInformation:
               sourceInformationBuilder.buildCall(node, node.selector));
     }
   }
 }