Handle labelled continue statements

pkg/compiler/lib/src/elements/modelx.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 elements.modelx;
 
 import '../common.dart';
 import '../common/names.dart' show Identifiers;
 import '../common/resolution.dart' show Resolution, ParsingContext;
 import '../compiler.dart' show Compiler;
@@ skipping 3395 matching lines @@
   bool isContinueTarget = false;
 
   final int hashCode = ElementX.newHashCode();
 
   JumpTargetX(this.statement, this.nestingLevel, this.executableContext);
 
   @override
   MemberElement get memberContext => executableContext.memberContext;
 
   LabelDefinition<Node> addLabel(Label label, String labelName,
-      {bool isBreakTarget: false}) {
+      {bool isBreakTarget: false, bool isContinueTarget: false}) {
     LabelDefinitionX result = new LabelDefinitionX(label, labelName, this);
     labels.add(result);
     if (isBreakTarget) {
       result.setBreakTarget();
     }
+    if (isContinueTarget) {
+      result.setContinueTarget();
+    }
     return result;
   }
 
   bool get isSwitch => statement is SwitchStatement;
 
+  bool get isSwitchCase => statement is SwitchCase;
+
   String toString() => 'Target:$statement';
 }
 
 class TypeVariableElementX extends ElementX
     with AstElementMixin
     implements TypeVariableElement {
   final int index;
   final Node node;
   ResolutionTypeVariableType typeCache;
   ResolutionDartType boundCache;
@@ skipping 167 matching lines @@
       body = node.asFunctionExpression().body;
     }
     return new ParsedResolvedAst(
         declaration,
         node,
         body,
         definingElement.treeElements,
         definingElement.compilationUnit.script.resourceUri);
   }
 }