Add explicit 'super()' calls for dartc / frog.

client/dom/scripts/idlparser.dart

 // Copyright (c) 2011, 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.
 
 // IDL grammar variants.
 final int WEBIDL_SYNTAX = 0;
 final int WEBKIT_SYNTAX = 1;
 final int FREMONTCUT_SYNTAX = 2;
 
 /**
@@ skipping 174 matching lines @@
         if (v != null) {
           sb.add('=$v');
         }
       });
     return sb.toString();
   }
 
 }
 
 class IDLExtAttrs extends IDLDictNode {
-  IDLExtAttrs([List attrs = const []]) {
+  IDLExtAttrs([List attrs = const []]) : super() {
     setMap(attrs);
   }
 
   toString() => '<IDLExtAttrs${formatMap()}>';
 }
 
 class IDLArgument extends IDLNode {
   String id;
   IDLType type;
   bool isOptional;
   bool isIn;
   bool hasElipsis;
   IDLArgument(String this.id, IDLType this.type, IDLExtAttrs extAttrs,
               bool this.isOptional, bool this.isIn, bool this.hasElipsis) {
     setExtAttrs(extAttrs);
   }
 
   toString() => '<IDLArgument $id>';
 }
 
 class IDLAnnotations extends IDLDictNode {
-  IDLAnnotations(List annotations) {
+  IDLAnnotations(List annotations) : super() {
     for (var annotation in annotations) {
       map[annotation.id] = annotation;
     }
   }
 
   toString() => '<IDLAnnotations${formatMap()}>';
 }
 
 class IDLAnnotation extends IDLDictNode {
   String id;
-  IDLAnnotation(String this.id, List args) {
+  IDLAnnotation(String this.id, List args) : super() {
     setMap(args);
   }
 
   toString() => '<IDLAnnotation $id${formatMap()}>';
 }
 
 class IDLExtAttrFunctionValue extends IDLNode {
   String name;
   List arguments;
   IDLExtAttrFunctionValue(String this.name, this.arguments);
@@ skipping 301 matching lines @@
         OR([MANY(CHAR(' \t\r\n')),
             ['//', MANY0([NOT(CHAR('\r\n')), CHAR()])],
             ['#', MANY0([NOT(CHAR('\r\n')), CHAR()])],
             ['/*', MANY0([NOT('*/'), CHAR()]), '*/']]);
 
     // Top level - at least one definition.
     return MANY(Definition);
 
   }
 }