Re: [PATCH 0/5] MR5409: winevulkan: Move create/destroy instance out of the drivers.

[Jacek Caban (＠jacek)]

Jacek Caban (@jacek) commented about dlls/winevulkan/vulkan.c:
>      if (!strcmp(extension_name, "VK_KHR_win32_surface"))
>      {
>          object->enable_win32_surface = VK_TRUE;
> -
>        surface_index = i;
>    }
> }
> - if (use_external_memory())
> - if (use_external_memory() || object->enable_win32_surface)

That makes `VK_KHR_external_memory_capabilities` required almost unconditionally, which is not really needed. (It's outside the scope of this MR, but we could make it optional on wow64 now with placed map.)