Pass isolate to v8::Undefined() function

Source/bindings/v8/V8AbstractEventListener.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 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 124 matching lines @@
 
         if (!tryCatch.CanContinue()) { // Result of TerminateExecution().
             if (context->isWorkerGlobalScope())
                 toWorkerGlobalScope(context)->script()->forbidExecution();
             return;
         }
         tryCatch.Reset();
 
         // Restore the old event. This must be done for all exit paths through this method.
         if (savedEvent.IsEmpty())
-            v8Context->Global()->SetHiddenValue(eventSymbol, v8::Undefined());
+            v8Context->Global()->SetHiddenValue(eventSymbol, v8::Undefined(v8Context->GetIsolate()));
         else
             v8Context->Global()->SetHiddenValue(eventSymbol, savedEvent);
         tryCatch.Reset();
     }
 
     if (event->type() == eventNames().beforeunloadEvent || event->type() == eventNames().unloadEvent)
         DateExtension::get()->setAllowSleep(true, v8Context->GetIsolate());
 
     ASSERT(!handleOutOfMemory() || returnValue.IsEmpty());
 
@@ skipping 29 matching lines @@
         return v8::Local<v8::Object>();
     return v8::Local<v8::Object>::New(v8::Handle<v8::Object>::Cast(value));
 }
 
 void V8AbstractEventListener::makeWeakCallback(v8::Isolate*, v8::Persistent<v8::Object>*, V8AbstractEventListener* listener)
 {
     listener->m_listener.clear();
 }
 
 } // namespace WebCore