Have Node inherit EventTarget interface

Source/bindings/scripts/deprecated_code_generator_v8.pm

 # Copyright (C) 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
 # Copyright (C) 2006 Anders Carlsson <andersca@mac.com>
 # Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
 # Copyright (C) 2006 Alexey Proskuryakov <ap@webkit.org>
 # Copyright (C) 2006 Apple Computer, Inc.
 # Copyright (C) 2007, 2008, 2009, 2012 Google Inc.
 # Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
 # Copyright (C) Research In Motion Limited 2010. All rights reserved.
 # Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
 # Copyright (C) 2012 Ericsson AB. All rights reserved.
@@ skipping 2173 matching lines @@
             return;
 
         if (!window->document())
             return;
     }
 
     RefPtr<EventListener> listener = V8EventListenerList::getEventListener(args[1], false, ListenerFind${lookupType});
     if (listener) {
         V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<WithNullCheck>, stringResource, args[0]);
         impl->${implName}(stringResource, listener${passRefPtrHandling}, args[2]->BooleanValue());
-END
-        if (!InheritsInterface($interface, "Node")) {
-            $code .= <<END;
-        ${hiddenDependencyAction}HiddenDependency(args.Holder(), args[1], ${v8ClassName}::eventListenerCacheIndex, args.GetIsolate());
-END
-        }
-        $code .= <<END;
+        if (!impl->toNode())
+            ${hiddenDependencyAction}HiddenDependency(args.Holder(), args[1], ${v8ClassName}::eventListenerCacheIndex, args.GetIsolate());
     }
 }
 
 END
         $code .= "#endif // ${conditionalString}\n\n" if $conditionalString;
         $implementation{nameSpaceInternal}->add($code);
         return;
     }
 
     $code .= GenerateArgumentsCountCheck($function, $interface);
@@ skipping 3873 matching lines @@
         if ($currentInterface->extendedAttributes->{$extendedAttribute}) {
             $found = 1;
         }
         return 1 if $found;
     }, 0);
 
     return $found;
 }
 
 1;