[PATCH v2 0/9] MR5947: win32u: Factor layered surface attributes out of the drivers.

[Rémi Bernon]

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  v2: winex11: Remove now unnecessary window surface BITMAPINFO.
      winewayland: Remove now unnecessary window surface BITMAPINFO.
      wineandroid: Remove now unnecessary window surface BITMAPINFO.
      winemac: Remove now unnecessary driver surface BITMAPINFO.
      win32u: Get rid of the unnecessary offscreen window surface struct.
      win32u: Introduce a new helper to get surface color info and bits.
      win32u: Pass BITMAPINFO and color bits to window surface flush.
      win32u: Introduce a new helper to update layered window surface attributes.
      win32u: Move layered surface attributes to the window_surface struct.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/5947