Autopilot tests fail on intel lab machine

Fails with:
---
04:46:43.857 ERROR testresult:35 - FAIL: UbuntuUiToolkit.tests.gallery.test_gallery.GenericTests.test_1_can_select_listview(with mouse)
04:46:43.857 ERROR testresult:35 - traceback: {{{
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/UbuntuUiToolkit/tests/gallery/test_gallery.py", line 74, in test_1_can_select_listview
    self.loadItem(item)
  File "/usr/lib/python2.7/dist-packages/UbuntuUiToolkit/tests/__init__.py", line 95, in loadItem
    self.selectItem(item)
  File "/usr/lib/python2.7/dist-packages/UbuntuUiToolkit/tests/__init__.py", line 117, in selectItem
    self.assertThat(item.selected, Eventually(Equals(True)))
MismatchError: After 10.0 seconds test on Standard.selected failed: True != dbus.Boolean(False, variant_level=1)
}}}
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But only on intel machine, ati and nvidia fine. It happens after the scrolling, so it may be that the intel machine is slightly slower to scroll and tries to select the next item too early.