[RFC] Pager: why do we implement WM_NCPAINT instead of WM_PAINT?

[Dimitrie O. Paun]

Hi folks,

Does anyone know why the Pager common control (dlls/comctl32/pager.c)
implements WM_NCPAINT instead of WM_PAINT? It is the only exception
to the rule, all other controls implement WM_PAINT.