-- v3: win32u: Use a helper to flush window surface, factor locking and bounds reset. wineandroid: Hold the lock while reading window surface bits. winemac: Get rid of unnecessary blit_data / drawn surface members. win32u: Move window surface bounds to the window_surface base struct. win32u: Use helpers to lock/unlock window surfaces. win32u: Move the window surface mutex to the surface header. win32u: Introduce a new window_surface_init helper.