fixed crash when closing window that contains STC (patch 1017268)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29196 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/mac/carbon/window.cpp

@@ -742,6 +742,9 @@ wxWindowMac::~wxWindowMac()
     }
 #endif // __WXUNIVERSAL__
 
+    // destroy children before destroying this window itself
+    DestroyChildren();
+
     // wxRemoveMacControlAssociation( this ) ;
     // If we delete an item, we should initialize the parent panel,
     // because it could now be invalid.
@@ -772,8 +775,6 @@ wxWindowMac::~wxWindowMac()
             frame->SetLastFocus( NULL ) ;
     }
 
-    DestroyChildren();
-
     // delete our drop target if we've got one
 #if wxUSE_DRAG_AND_DROP
     if ( m_dropTarget != NULL )