[PATCH 4/8] server: Don't immediately destroy child windows belonging to different thread in free_window_handle.

[Jacek Caban]

Notify their thread instead.

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/user32/user_private.h | 18 ------------------
  dlls/user32/win.c          | 12 +-----------
  include/ntuser.h           | 19 +++++++++++++++++++
  server/window.c            | 14 +++++++++-----
  4 files changed, 29 insertions(+), 34 deletions(-)