Avoid eager enqueueing from resolution

pkg/compiler/lib/src/resolution/class_members.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.resolution.compute_members;
 
 import '../common/names.dart' show
     Identifiers;
 import '../common/resolution.dart' show
     Resolution;
@@ skipping 835 matching lines @@
   /// If `true` interface members are the non-static class member.
   bool interfaceMembersAreClassMembers = true;
 
   Map<Name, Member> classMembers;
   Map<Name, MemberSignature> interfaceMembers;
 
   /// Creates the necessary maps and [MembersCreator] for compute members of
   /// this class.
   MembersCreator _prepareCreator(Compiler compiler) {
     if (classMembers == null) {
+      ensureResolved(compiler.resolution);
       classMembers = new Map<Name, Member>();
 
       if (interfaceMembersAreClassMembers) {
         ClassMemberMixin superclass = this.superclass;
         if ((superclass != null &&
              (!superclass.interfaceMembersAreClassMembers ||
               superclass.isMixinApplication)) ||
              !interfaces.isEmpty) {
           interfaceMembersAreClassMembers = false;
         }
@@ skipping 86 matching lines @@
         message: "Members have not been fully computed for $this."));
     if (interfaceMembersAreClassMembers) {
       classMembers.forEach((_, member) {
         if (!member.isStatic) f(member);
       });
     } else {
       interfaceMembers.forEach((_, member) => f(member));
     }
   }
 }