Re: [PATCH 0/2] MR6401: uxtheme: Optimize drawing by avoiding unneeded TransparentBlt().

[Zhiyi Zhang (＠zhiyi)]

Zhiyi Zhang (@zhiyi) commented about dlls/uxtheme/draw.c:
> glyph ? TMT_GLYPHTRANSPARENTCOLOR : TMT_TRANSPARENTCOLOR, 
>                  transparentcolor))) {
>                  *transparentcolor = DEFAULT_TRANSPARENT_COLOR;
> +                if (!has_default_transparent_colour)
> +                    *transparent = ALPHABLEND_NONE;

Let's extend this to the case when GetThemeColor() succeeds but the transparent color also happens to be DEFAULT_TRANSPARENT_COLOR.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/6401#note_80844