1255 Resizing docked player can corrupt display [6820]

[chrisjj]

On non-skinned on WinXP SP2:

1 Arrange

2 Drag main window right border left ward

Expected: resized player
Observed: resized corrupted player:


Note: Full repaint (e.g. minimise, maximise) does not completely remedy:


EDIT(TC) Tracked at http://www.ventismedia.com/mantis/view.php?id=6820