don't break of the loop resetting last focus pointer in dtor as under some (unclear) cisrcumstances more than one TLW can have a pointer to us, see bug 1179024

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@33577 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/window.cpp

@@ -482,7 +482,12 @@ wxWindowMSW::~wxWindowMSW()
             {
                 frame->SetLastFocus(NULL);
             }
-            break;
+
+            // apparently sometimes we can end up with our grand parent
+            // pointing to us as well: this is surely a bug in focus handling
+            // code but it's not clear where it happens so for now just try to
+            // fix it here by not breaking out of the loop
+            //break;
         }
     }
 #endif // __WXUNIVERSAL__