Remove useless code.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35330 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/motif/frame.cpp

@@ -281,11 +281,6 @@ wxFrame::~wxFrame()
     if (m_frameMenuBar)
     {
         m_frameMenuBar->DestroyMenuBar();
-
-        // Hack to stop core dump on Ultrix, OSF, for some strange reason.
-#if MOTIF_MENUBAR_DELETE_FIX
-        GetMenuBar()->SetMainWidget((WXWidget) NULL);
-#endif
         delete m_frameMenuBar;
         m_frameMenuBar = NULL;
     }

src/motif/menu.cpp

@@ -173,15 +173,6 @@ bool wxMenu::ProcessCommand(wxCommandEvent & event)
 {
     bool processed = false;
 
-#if wxUSE_MENU_CALLBACK
-    // Try a callback
-    if (m_callback)
-    {
-        (void) (*(m_callback)) (*this, event);
-        processed = true;
-    }
-#endif // wxUSE_MENU_CALLBACK
-
     // Try the menu's event handler
     if ( !processed && GetEventHandler())
     {