browser.php
protected function loadPage($url, $parameters)
    {
        $this->page = $this->fetch($url, $parameters);
        $this->history->recordEntry(
                $this->page->getUrl(),
                $this->page->getRequestData());

        return $this->page->getRaw();
    }
protected function loadPage($url, $parameters)
    {
        $this->page = $this->fetch($url, $parameters);
        $this->history->recordEntry(
                $this->page->getUrl(),
                $this->page->getRequestData());

        return $this->page->getRaw();
    }
Fetches a page and makes it the current page/frame.

@param string/SimpleUrl $url            Target to fetch as string.
@param SimplePostEncoding $parameters   POST parameters.

@return string                          Raw content of page.