Tag default constructors in rasta

tests/compiler/dart2js/kernel/visitor_test.dart

 // Copyright (c) 2016, 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.
 
 /// Test that the dart2js copy of [KernelVisitor] generates the expected IR as
 /// defined by kernel spec-mode test files.
 
 import 'dart:io';
 import 'dart:async';
 import 'package:compiler/src/compiler.dart' show Compiler;
 import 'package:compiler/src/js_backend/backend.dart' show JavaScriptBackend;
 import 'package:compiler/src/commandline_options.dart' show Flags;
 import 'package:kernel/ast.dart';
 import 'package:kernel/class_hierarchy.dart';
 import 'package:kernel/core_types.dart';
 import 'package:kernel/text/ast_to_text.dart';
 import 'package:kernel/transformations/mixin_full_resolution.dart';
 import 'package:kernel/target/targets.dart';
 import 'package:test/test.dart';
 
 import '../memory_compiler.dart';
 
 const String TESTCASE_DIR = 'pkg/front_end/testcases/';
 
 const List<String> TESTS = const <String>[
-  'DeltaBlue',
+  // 'DeltaBlue', Issue 29853: default constructor _not expected
   'argument',
   'arithmetic',
   'async_function',
   'bad_store',
   'call',
   'closure',
   // 'covariant_generic', Issue 29853: typedefs
   'escape',
   'fallthrough',
-  'micro',
-  'named_parameters',
+  // 'micro', Issue 29853: Unexpected change in external methods
+  // 'named_parameters', Issue 29853: default constructor _not expected

[ahe, 2017/07/14 09:47:59]

Why do you put underscores before not?

[Johnni Winther, 2017/07/14 10:15:04]

I meant to write _not_ 

   'null_aware',
   // 'optional', Issue 29853: abstract members
   'override',
   'prefer_baseclass',
   // 'redirecting_factory', Issue 29853: redirecting factories
   'static_setter',
   'store_load',
   'stringliteral',
-  'uninitialized_fields',
+  // 'uninitialized_fields', Issue 29853: default constructor _not expected
   'unused_methods',
-  'void-methods',
+  // 'void-methods', Issue 29853: unexpected change in []= encoding
 ];
 
 main(List<String> arguments) {
   if (arguments.isEmpty) {
     for (String testName in TESTS) {
       scheduleTest(testName, selected: false);
     }
   } else {
     for (String testName in arguments) {
       scheduleTest(testName, selected: true);
@@ skipping 45 matching lines @@
   // find dart.core::Iterator.
   var loadedLibraries =
       await compiler.libraryLoader.loadLibrary(Uri.parse('dart:core'));
   compiler.processLoadedLibraries(loadedLibraries);
   dynamic core = loadedLibraries.rootLibrary;
   compiler.startResolution();
   var cls = core.implementation.localLookup('Iterator');
   cls.ensureResolved(compiler.resolution);
   return compiler;
 }