Merge pull request #16952 from viorelaioia/bug_979789

Bug 979789 - Check and enable some more tests on TBPL

tests/python/gaia-ui-tests/gaiatest/tests/tbpl-manifest.ini

@@ -53,7 +53,6 @@ skip-if = os == "mac"
 [functional/lockscreen/test_lockscreen_wake_with_notification.py]
 [functional/messages/test_sms_add_contact.py]
 [functional/messages/test_sms_contact_input_validation.py]
-disabled = Bug 967908 - Fix timing in test_sms_contact_validation 
 [functional/messages/test_sms_contact_match.py]
 [functional/messages/test_sms_to_settings.py]
 [functional/settings/test_settings_app_permissions.py]
@@ -67,10 +66,12 @@ skip-if = os == "mac"
 # Bug 973232 - test_settings_wallpaper fails on macos
 skip-if = os == "mac"
 [functional/system/test_context_menu_activity_picker.py]
+[functional/system/test_power_button_long_press.py]
 [functional/system/test_privileged_app_contacts_prompt.py]
 [functional/system/test_quick_settings.py]
 [functional/system/test_system_message.py]
 [functional/system/test_system_notification_bar.py]
+[functional/system/test_window_open_inside_iframe.py]
 [functional/ftu/test_ftu_with_tour.py]
 [functional/browser/test_browser_keyboard_integration.py]
 # this test runs on tbpl only