winex11.drv: Use dialog window type also for owned windows with WS_EX_DLGMODALFRAME style set.

[Dmitry Timoshkov]

This is a workaround for Metacity/Mutter bug reported in the bug 29575.
---
 dlls/winex11.drv/window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/winex11.drv/window.c b/dlls/winex11.drv/window.c
index e6affcb..48ba000 100644
--- a/dlls/winex11.drv/window.c
+++ b/dlls/winex11.drv/window.c
@@ -1197,7 +1197,7 @@ static void set_wm_hints( Display *display, struct x11drv_win_data *data )
      * only normal windows, and doesn't handle correctly TRANSIENT_FOR hint for
      * dialogs owned by fullscreen windows.
      */
-    if ((style & WS_POPUP) && owner) window_type = x11drv_atom(_NET_WM_WINDOW_TYPE_DIALOG);
+    if (((style & WS_POPUP) || (ex_style & WS_EX_DLGMODALFRAME)) && owner) window_type = x11drv_atom(_NET_WM_WINDOW_TYPE_DIALOG);
     else window_type = x11drv_atom(_NET_WM_WINDOW_TYPE_NORMAL);
 
     XChangeProperty(display, data->whole_window, x11drv_atom(_NET_WM_WINDOW_TYPE),
-- 
1.7.7.4