Revert "Roll IDL to multivm@910"

third_party/WebCore/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 25 matching lines @@
         IsWorkerContext,
         JSGenerateToNativeObject,
         JSNoStaticTables,
         OmitConstructor
     ] 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);
-
-#if defined(ENABLE_LEGACY_VENDOR_PREFIXES) && ENABLE_LEGACY_VENDOR_PREFIXES
         [Custom] void webkitPostMessage(in any message, in [Optional] Array transferList)
             raises(DOMException);
-#endif // defined(ENABLE_LEGACY_VENDOR_PREFIXES) && ENABLE_LEGACY_VENDOR_PREFIXES
-
 #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;
 
     };
 
 }