gdi32/tests: Japanese Win 7 uses MS Shell Dlg as its default GUI font.

[Huw Davies]

On 19 Jun 2015, at 10:34, Marvin wrote:
> While running your changed tests on Windows, I think I found new failures.
> === wvistau64 (32 bit font) ===
> The test timed out
> 
> === wvistau64 (64 bit font) ===
> The test timed out

These are unrelated to this change.

Huw.