Regenerate from IDL with LANGUAGE_JAVASCRIPT on

client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart

Index: client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart
diff --git a/client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart b/client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart
index 023972308044608118f4256fd343673cda8903e6..c839ea2edb4fc50584b7a40129924d5996cdac4f 100644
--- a/client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart
+++ b/client/dom/generated/src/wrapping/_DedicatedWorkerContextWrappingImplementation.dart
@@ -17,17 +17,29 @@ class _DedicatedWorkerContextWrappingImplementation extends _WorkerContextWrappi
   void set onmessage(EventListener value) { _set__DedicatedWorkerContext_onmessage(this, value); }
   static void _set__DedicatedWorkerContext_onmessage(var _this, EventListener value) native;
 
-  void postMessage(Object message) {
-    _postMessage(this, message);
-    return;
+  void postMessage(Object message, [List messagePorts = null]) {
+    if (messagePorts === null) {
+      _postMessage(this, message);
+      return;
+    } else {
+      _postMessage_2(this, message, messagePorts);
+      return;
+    }
   }
   static void _postMessage(receiver, message) native;
-
-  void webkitPostMessage(Object message) {
-    _webkitPostMessage(this, message);
-    return;
+  static void _postMessage_2(receiver, message, messagePorts) native;
+
+  void webkitPostMessage(Object message, [List transferList = null]) {
+    if (transferList === null) {
+      _webkitPostMessage(this, message);
+      return;
+    } else {
+      _webkitPostMessage_2(this, message, transferList);
+      return;
+    }
   }
   static void _webkitPostMessage(receiver, message) native;
+  static void _webkitPostMessage_2(receiver, message, transferList) native;
 
   String get typeName() { return "DedicatedWorkerContext"; }
 }