Revert 06ffd1d

This reverts commit 06ffd1dbab.

src/gtk/window.cpp

@@ -4583,13 +4583,9 @@ void wxWindowGTK::SetFocus()
     if (gs_currentFocus != this)
         gs_pendingFocus = this;
 
-    // We can't do this under GTK 2 as it breaks the GUI tests suite, but GTK 3
-    // tests are robust enough to pass even if we do this.
-#ifdef __WXGTK3__
     wxWindow* tlw = wxGetTopLevelParent(static_cast<wxWindow*>(this));
     if (tlw && tlw->m_widget && !gtk_window_is_active(GTK_WINDOW(tlw->m_widget)))
         tlw->Raise();
-#endif // __WXGTK3__
 
     GtkWidget *widget = m_wxwindow ? m_wxwindow : m_focusWidget;