Added Layout() call to top level window Show() to prevent double-sizing

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14594 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/x11/evtloop.cpp

@@ -170,7 +170,7 @@ int wxEventLoop::Run()
 #endif
             if (!m_impl->SendIdleEvent())
             {
-#if 0 // wxUSE_THREADS
+#if wxUSE_THREADS
                 // leave the main loop to give other threads a chance to
                 // perform their GUI work
                 wxMutexGuiLeave();