[Form] remove useless code in ResizeFormListener
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@ -96,10 +96,6 @@ class ResizeFormListener implements EventSubscriberInterface
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$form = $event->getForm();
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$data = $event->getData();
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if (null === $data || '' === $data) {
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$data = array();
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}
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if (!is_array($data) && !($data instanceof \Traversable && $data instanceof \ArrayAccess)) {
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$data = array();
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}
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