Autopilot test failure using swipe_to_gallery

[Richard Huddie]

Camera-app autopilot tests are failing when using helper method swipe_to_gallery(). Example call stack shown below:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/camera_app/tests/test_capture.py", line 166, in test_hint_after_first_picture
    self.main_window.swipe_to_gallery(self)
  File "/usr/lib/python3/dist-packages/camera_app/emulators/main_window.py", line 140, in swipe_to_gallery
    x, y, w, h = main_view.globalRect
  File "/usr/lib/python3/dist-packages/autopilot/introspection/dbus.py", line 416, in __getattr__
    (self.__class__.__name__, name))
AttributeError: Class 'QQuickWindowQmlImpl' has no attribute 'globalRect'.