Regen html_dart2js - fix for dartc

lib/html/dartium/html_dartium.dart

Index: lib/html/dartium/html_dartium.dart
diff --git a/lib/html/dartium/html_dartium.dart b/lib/html/dartium/html_dartium.dart
index 12fe18c1de8928f7aed92a2b13d189cabf2c11fe..193777a97bd1343ad9347db35d68ad69374790c6 100644
--- a/lib/html/dartium/html_dartium.dart
+++ b/lib/html/dartium/html_dartium.dart
@@ -40771,7 +40771,7 @@ _serialize(var message) {
 }
 
 class JsProxy {
-  final int _id;
+  final _id;
 
   JsProxy._internal(this._id);
 }
@@ -40823,7 +40823,7 @@ class _JsSerializer extends _Serializer {
 // TODO: provide better, backend specific implementation.
 class _Registry<T> {
   final String _name;
-  final int _nextId;
+  int _nextId;
   final Map<String, T> _registry;
 
   _Registry(this._name) : _nextId = 0, _registry = <T>{};
@@ -40943,10 +40943,10 @@ class _JsDeserializer extends _Deserializer {
     String tag = x[1];
     switch (tag) {
       case 'nativejs':
-        int id = x[2];
+        var id = x[2];
         return new JsProxy._internal(id);
       case 'dart':
-        int id = x[2];
+        var id = x[2];
         // TODO(vsm): Check for isolate id.  If the isolate isn't the
         // current isolate, return a DartProxy.
         return _getDartProxyObj(id);