Ken Thomases : winemac: Clear latent parent on window close to break potential retain cycle.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 029bcf97ddf5e49f89fffd011c0c3a6f0dcf5462
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=029bcf97ddf5e49f89fffd011c0c3a6f0dcf5462

Author: Ken Thomases <ken at codeweavers.com>
Date:   Fri Aug 30 00:00:51 2013 -0500

winemac: Clear latent parent on window close to break potential retain cycle.

---

 dlls/winemac.drv/cocoa_window.m |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/dlls/winemac.drv/cocoa_window.m b/dlls/winemac.drv/cocoa_window.m
index 1762c5b..fdc33de 100644
--- a/dlls/winemac.drv/cocoa_window.m
+++ b/dlls/winemac.drv/cocoa_window.m
@@ -1392,6 +1392,11 @@ static inline void fix_generic_modifiers_by_device(NSUInteger* modifiers)
         return NO;
     }
 
+    - (void) windowWillClose:(NSNotification*)notification
+    {
+        self.latentParentWindow = nil;
+    }
+
     - (void)windowWillMiniaturize:(NSNotification *)notification
     {
         if (!ignore_windowMiniaturize)