Update WebKit IDLs after chrome roll.

workers/DedicatedWorkerContext.idl

 /*
  * Copyright (C) 2009, 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 [
     Conditional=WORKERS,
     ExtendsDOMGlobalObject,
     IsWorkerContext,
-    JSGenerateToNativeObject,
-    JSNoStaticTables,
     OmitConstructor
 ] interface DedicatedWorkerContext : WorkerContext {
 
 #if !defined(LANGUAGE_CPP) || !LANGUAGE_CPP
 #if defined(LANGUAGE_JAVASCRIPT) && LANGUAGE_JAVASCRIPT
     [Custom] void postMessage(in any message, in [Optional] Array messagePorts)
         raises(DOMException);
 #else
     // There's no good way to expose an array via the ObjC bindings, so for now just allow passing in a single port.
     void postMessage(in DOMString message, in [Optional] MessagePort messagePort)
         raises(DOMException);
 #endif
 #endif
 
              attribute EventListener onmessage;
 
 };