Re: [PATCH 0/3] MR5128: winevulkan: Use VK_EXT_map_memory_placed for memory mapping on wow64.

[Georg Lehmann (＠DadSchoorse)]

Georg Lehmann (@DadSchoorse) commented about dlls/winevulkan/vulkan_private.h:
> struct wine_device_memory
>  {
>      VkDeviceMemory host_memory;
> - VkDeviceSize size;
> void *mapping;
>
> };

This is an existing issue, but this struct needs a `struct wine_vk_mapping;` and handling like the other wrapped handles.