[PATCH v2 0/4] MR9584: Draft: win32u: Update client surfaces starting from toplevel window.

[Rémi Bernon]

In apply_window_pos, to notify any parent or children and let them make
the necessary changes for offscreen rendering.

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  v2: win32u: Update client surfaces starting from toplevel window.
      winex11: Update window position in client surface update callback.
      winex11: Remove some unnecessary NtUserGetClientRect calls.
      winex11: Pass client rect to create_client_window.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9584