void FormAssociatedElement::resetFormAttributeTargetObserver()
{
    ASSERT(toHTMLElement(this)->inDocument());
    m_formAttributeTargetObserver = FormAttributeTargetObserver::create(toHTMLElement(this)->fastGetAttribute(formAttr), this);
}

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.