Download dataset button is sometimes a div, sometimes an anchor, so m…

…atch both

page_perf_timer.py

@@ -211,7 +211,7 @@ def download_dummy_file(self):
         open_download_link = self.driver.find_element(By.XPATH, "//div[@data-index]//div[@data-state='ok' and contains(., 'NA19473.mapped')]")
         open_download_link.click()
         with SeleniumCustomWait(self.driver, 1200):
-            download_link = self.driver.find_element(By.XPATH, "//div[@data-index]//div[@data-state='ok' and contains(., 'NA19473.mapped')]//a[@title='Download']")
+            download_link = self.driver.find_element(By.XPATH, "//div[@data-index]//div[@data-state='ok' and contains(., 'NA19473.mapped')]//*[self::a or self::div][@title='Download']")
         all_cookies=self.driver.get_cookies()
         cookies_dict = {cookie["name"]: cookie["value"] for cookie in all_cookies}
         r = requests.get(download_link.get_attribute("href"), stream=True, cookies=cookies_dict)