gdiplus: Store device resolution in the graphics object.

[Dmitry Timoshkov]

Marvin <winetestbot at free.fr> wrote:

> === windowsxp (32 bit image) ===
> image.c:2736: Test failed: GdipLoadImageFromStream error 2
> image.c:2739: Test failed: GdipGetImageType error 2
> image.c:2749: Test failed: GdipCloneImage error 2
> image: unhandled exception c0000005 at 4EBB42CD

Testbot really needs to reset pending in the queue patches.

-- 
Dmitry.