Create ResolutionEnqueuer after library loading.

pkg/compiler/lib/src/typechecker.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.typechecker;
 
 import 'common/names.dart' show Identifiers;
 import 'common/resolution.dart' show Resolution;
 import 'common/tasks.dart' show CompilerTask;
 import 'common.dart';
@@ skipping 22 matching lines @@
         MemberSignature,
         Name,
         ParameterElement,
         PrivateName,
         PublicName,
         ResolvedAst,
         SetterElement,
         TypeDeclarationElement,
         TypedElement,
         VariableElement;
+import 'enqueue.dart' show DeferredAction;
 import 'resolution/class_members.dart' show MembersCreator, ErroneousMember;
 import 'resolution/tree_elements.dart' show TreeElements;
 import 'tree/tree.dart';
 import 'util/util.dart' show Link, LinkBuilder;
 
 class TypeCheckerTask extends CompilerTask {
   final Compiler compiler;
   TypeCheckerTask(Compiler compiler)
       : compiler = compiler,
         super(compiler.measurer);
@@ skipping 1932 matching lines @@
         if (caseMatch == null) continue;
 
         ResolutionDartType caseType = analyze(caseMatch.expression);
         checkAssignable(caseMatch, expressionType, caseType);
       }
 
       analyzeUntyped(switchCase);
     }
 
     if (!hasDefaultCase && expressionType.isEnumType) {
-      compiler.enqueuer.resolution.addDeferredAction(executableContext, () {
+      compiler.enqueuer.resolution
+          .addDeferredAction(new DeferredAction(executableContext, () {
         Map<ConstantValue, FieldElement> enumValues =
             <ConstantValue, FieldElement>{};
         List<FieldElement> unreferencedFields = <FieldElement>[];
         EnumClassElement enumClass = expressionType.element;
         enumClass.enumValues.forEach((EnumConstantElement field) {
           // TODO(johnniwinther): Ensure that the enum constant is computed at
           // this point.
           ConstantValue constantValue = compiler.resolver.constantCompiler
               .getConstantValueForVariable(field);
           if (constantValue == null) {
@@ skipping 16 matching lines @@
             }
           }
         }
         unreferencedFields.addAll(enumValues.values);
         if (!unreferencedFields.isEmpty) {
           reporter.reportWarningMessage(node, MessageKind.MISSING_ENUM_CASES, {
             'enumType': expressionType,
             'enumValues': unreferencedFields.map((e) => e.name).join(', ')
           });
         }
-      });
+      }));
     }
   }
 
   visitSwitchCase(SwitchCase node) {
     analyzeUntyped(node.statements);
   }
 
   visitTryStatement(TryStatement node) {
     // TODO(johnniwinther): Use reachability information of try-block,
     // catch-blocks and finally-block to compute the whether the try statement
@@ skipping 11 matching lines @@
 
   visitTypedef(Typedef node) {
     // Do not typecheck [Typedef] nodes.
   }
 
   visitNode(Node node) {
     reporter.internalError(node,
         'Unexpected node ${node.getObjectDescription()} in the type checker.');
   }
 }