Speak the content of element only.

        :param element: The element.
        :type element: hatemile.util.html.htmldomelement.HTMLDOMElement

def _speak_normal(self, element):
        """
        Speak the content of element only.

        :param element: The element.
        :type element: hatemile.util.html.htmldomelement.HTMLDOMElement
        """

        if element.has_attribute(AccessibleCSSImplementation.DATA_SPEAK):
            if (
                (element.get_attribute(
                    AccessibleCSSImplementation.DATA_SPEAK
                ) == 'none')
                and (not element.has_attribute(
                    AccessibleCSSImplementation.DATA_ISOLATOR_ELEMENT
                ))
            ):
                element.remove_attribute('role')
                element.remove_attribute('aria-hidden')
                element.remove_attribute(
                    AccessibleCSSImplementation.DATA_SPEAK
                )
            else:
                self._replace_element_by_own_content(element)