def _page_load_event_fired(self, message):
self.logger.info(
"Page.loadEventFired, moving on to starting behaviors url={}".
format(self.url))
self._behavior = Behavior(self.url, self)
self._behavior.start(self.behavior_parameters)
self._waiting_on_document_url_msg_id = self.send_to_chrome(
method="Runtime.evaluate", params={"expression": "document.URL"})
