CVS commit by falkbr: 

use QObject::isWidgetType() instead of dynamic_cast


  M +2 -2      kmdifocuslist.cpp   1.2


--- kdelibs/kmdi/kmdifocuslist.cpp  #1.1:1.2
@@ -57,6 +57,6 @@ void KMdiFocusList::restore() {
 
 void KMdiFocusList::objectHasBeenDestroyed(QObject* o) {
-        QWidget *w=dynamic_cast<QWidget*>(o);
-        if (!w) return;
+    if (!o || !o->isWidgetType()) return;
+        QWidget *w=(QWidget*)o;
         m_list.remove(w);
 }