Attempt to fix unrelated test failure on Linux

Author: Tracy-Walker

tests/security_and_privacy/test_https_enabled_private_browsing.py

@@ -1,3 +1,5 @@
+from time import sleep
+
 import pytest
 from selenium.webdriver import Firefox
 from selenium.webdriver.support.wait import WebDriverWait
@@ -25,8 +27,16 @@ def test_https_first_mode_in_private_browsing(driver: Firefox):
     prefs.select_https_only_setting(prefs.HTTPS_ONLY_STATUS.HTTPS_ONLY_PRIVATE)
     hamburger = PanelUi(driver)
     hamburger.open_private_window()
-    nav = Navigation(driver)
-    nav.switch_to_new_window()
+
+    # nav = Navigation(driver)
+    # nav.switch_to_new_window()
+
+    # Using this instead of switch_to_new_window, suspect that may be unstable
+    # on Linux CI machines. (slow to actually fully load the new Window)
+    non_private_window = driver.current_window_handle
+    original_window_idx = driver.window_handles.index(non_private_window)
+    private_window = driver.window_handles[1 - original_window_idx]
+    driver.switch_to.window(private_window)
     driver.get(HTTP_SITE)
 
     # Wait for the URL to be redirected to HTTPS