1511 Initial window can underlap task bar [#10389]

[chrisjj]

1) Place Windows task bar at left
2) Make fresh install of app and launch

Expected: app window fully visible
Observed: app window underlaps task bar:


This with Windows 7 Pro 64-bit using Windows Classic theme.

EDIT: The same issue occurs on dialog boxes, e.g. New Playlist:


EDIT(TC) Tracked at http://www.ventismedia.com/mantis/view.php?id=10389