[kernel] Debugging of switch statement

pkg/kernel/lib/analyzer/ast_from_analyzer.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.
 library kernel.analyzer.ast_from_analyzer;
 
 import '../ast.dart' as ast;
 import '../frontend/accessors.dart';
 import '../frontend/super_initializers.dart';
 import '../log.dart';
 import '../type_algebra.dart';
@@ skipping 1095 matching lines @@
     var labelToNode = <String, ast.SwitchCase>{};
     ast.SwitchCase currentCase = null;
     for (var member in node.members) {
       if (currentCase != null && currentCase.isDefault) {
         var error = member is SwitchCase
             ? ParserErrorCode.SWITCH_HAS_CASE_AFTER_DEFAULT_CASE
             : ParserErrorCode.SWITCH_HAS_MULTIPLE_DEFAULT_CASES;
         return scope.emitCompileTimeError(error);
       }
       if (currentCase == null) {
-        currentCase = new ast.SwitchCase(<ast.Expression>[], null);
+        currentCase = new ast.SwitchCase(<ast.Expression>[], <int>[], null);
         cases.add(currentCase);
       }
       if (member is SwitchCase) {
         var expression = scope.buildExpression(member.expression);
         currentCase.expressions.add(expression..parent = currentCase);
       } else {
         currentCase.isDefault = true;
       }
       for (Label label in member.labels) {
         continueNode =
@@ skipping 1943 matching lines @@
     if (list[i - 1].compareTo(item) == 0) {
       ++deleted;
     } else if (deleted > 0) {
       list[i - deleted] = item;
     }
   }
   if (deleted > 0) {
     list.length -= deleted;
   }
 }