EventHandler getters return RefPtr<EventListener> (not v8::Handle<v8::Value>)

Source/bindings/scripts/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 1711 matching lines @@
         my ($functionName, @arguments) = GetterExpression($interfaceName, $attribute);
         my $implementedBy = $attribute->extendedAttributes->{"ImplementedBy"};
         if ($implementedBy) {
             my $implementedByImplName = GetImplNameFromImplementedBy($implementedBy);
             $functionName = "${implementedByImplName}::${functionName}";
             push(@arguments, "imp");
         } else {
             $functionName = "imp->${functionName}";
         }
         push(@arguments, "isolatedWorldForIsolate(info.GetIsolate())");
-        $code .= "    EventListener* jsValue = ${functionName}(" . join(", ", @arguments) . ");\n";
-        $code .= "    v8SetReturnValue(info, jsValue ? v8::Handle<v8::Value>(V8AbstractEventListener::cast(jsValue)->getListenerObject(imp->executionContext())) : v8::Handle<v8::Value>(v8::Null(info.GetIsolate())));\n";
+        $code .= "    RefPtr<EventListener> listener = ${functionName}(" . join(", ", @arguments) . ");\n";
+        $code .= "    v8SetReturnValue(info, listener);\n";
     } else {
         my $nativeValue = NativeToJSValue($attribute->type, $attribute->extendedAttributes, $expression, "    ", "", "info.GetIsolate()", "info", "imp", $forMainWorldSuffix, "return");
         $code .= "${nativeValue}\n";
     }
 
     $code .= "}\n";  # end of getter
     $code .= "#endif // ${conditionalString}\n" if $conditionalString;
     $code .= "\n";
     $implementation{nameSpaceInternal}->add($code);
 }
@@ skipping 4638 matching lines @@
 
     foreach my $parameter (@{$function->parameters}) {
         if ($parameter->type eq "SerializedScriptValue") {
             return 1;
         }
     }
     return 0;
 }
 
 1;