Index: /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.cpp
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.cpp	(revision 75212)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.cpp	(revision 75213)
@@ -251,14 +251,4 @@
         || (pTreeWidgetFD && pTreeWidgetFD->topLevelItemCount()))
         sltRefreshAll();
-}
-
-void UIMediumManagerWidget::showEvent(QShowEvent *pEvent)
-{
-    /* Call to base-class: */
-    QIWithRetranslateUI<QWidget>::showEvent(pEvent);
-
-    /* Focus current tree-widget: */
-    if (currentTreeWidget())
-        currentTreeWidget()->setFocus();
 }
 
Index: /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.h
===================================================================
--- /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.h	(revision 75212)
+++ /trunk/src/VBox/Frontends/VirtualBox/src/medium/UIMediumManager.h	(revision 75213)
@@ -128,7 +128,4 @@
         /** Handles translation event. */
         virtual void retranslateUi() /* override */;
-
-        /** Handles @a pShow event. */
-        virtual void showEvent(QShowEvent *pEvent) /* override */;
     /** @} */