user32: Windows allows to delete a busy DC, add a test case.

[Alexandre Julliard]

Dmitry Timoshkov <dmitry at codeweavers.com> writes:

> The test passes under XP SP3.
>
> ---
>  dlls/gdi32/tests/dc.c  |   43 ++++++++++++++++++++++++++++++++++++++++++-
>  dlls/user32/painting.c |   17 ++++-------------
>  2 files changed, 46 insertions(+), 14 deletions(-)

You'd want to verify this with class and windows DCs too before removing
the check.

-- 
Alexandre Julliard
julliard at winehq.org