[PATCH 3/8] server: Keep a reference to parent in window objects.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  server/window.c | 29 ++++++++++++++++++++++-------
  1 file changed, 22 insertions(+), 7 deletions(-)