Swift_Mime_SimpleMessage::becomeMimePart PHP Method

    protected function becomeMimePart()
    {
        $part = new parent($this->getHeaders()->newInstance(), $this->getEncoder(), $this->getCache(), $this->getIdGenerator(), $this->userCharset);
        $part->setContentType($this->userContentType);
        $part->setBody($this->getBody());
        $part->setFormat($this->userFormat);
        $part->setDelSp($this->userDelSp);
        $part->setNestingLevel($this->getTopNestingLevel());
        return $part;
    }