changes to make wxWindow::FindFocus work as expected with composite controls

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29540 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/x11/window.cpp

@@ -394,7 +394,7 @@ void wxWindowX11::SetFocus()
 }
 
 // Get the window with the focus
-wxWindow *wxWindowBase::FindFocus()
+wxWindow *wxWindowBase::DoFindFocus()
 {
     Window xfocus = (Window) 0;
     int revert = 0;