reverted the delete/Destroy() change in DestroyChildren()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23619 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/toplvcmn.cpp

@@ -83,16 +83,6 @@ bool wxTopLevelWindowBase::Destroy()
     // but hide it immediately
     Hide();
 
-    // also remove it from the list of parents children so that the loop in
-    // wxWindowBase::DestroyChildren() eventually terminates
-    if ( m_parent )
-    {
-        m_parent->RemoveChild(this);
-
-        // don't do it again in our dtor
-        m_parent = NULL;
-    }
-
     return TRUE;
 }