Redesigns the text input focus handling.

ui/views/widget/desktop_aura/x11_desktop_handler.cc

Index: ui/views/widget/desktop_aura/x11_desktop_handler.cc
diff --git a/ui/views/widget/desktop_aura/x11_desktop_handler.cc b/ui/views/widget/desktop_aura/x11_desktop_handler.cc
index d98dfa644354d2590d7e42c20e4eb52eaa68fdd2..3995d5846d8e549981cbb5d06109ad47b23cc881 100644
--- a/ui/views/widget/desktop_aura/x11_desktop_handler.cc
+++ b/ui/views/widget/desktop_aura/x11_desktop_handler.cc
@@ -186,12 +186,14 @@ void X11DesktopHandler::OnActiveWindowChanged(::Window xid) {
   if (old_host)
     old_host->HandleNativeWidgetActivationChanged(false);
 
+  // Set a new window id.  This effectively changes the active widget to the new

[msw, 2014/03/11 23:24:39]

nit: consider "Update the current window ID to effectively change the active
widget."

[Yuki, 2014/03/12 09:13:15]

Done.

+  // window.
+  current_window_ = xid;
+
   DesktopWindowTreeHostX11* new_host =
       views::DesktopWindowTreeHostX11::GetHostForXID(xid);
   if (new_host)
     new_host->HandleNativeWidgetActivationChanged(true);
-
-  current_window_ = xid;
 }
 
 ::Window X11DesktopHandler::GetNextToActivateInStack(