ash: Fix event processing in modal windows in login/lock screen.

ash/system/status_area_widget.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/system/status_area_widget.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/shell_window_ids.h"
@@ skipping 69 matching lines @@
 
   virtual const std::string GetUserEmail() const OVERRIDE {
     return "über@tray";
   }
 
   virtual const gfx::ImageSkia& GetUserImage() const OVERRIDE {
     return null_image_;
   }
 
   virtual user::LoginStatus GetUserLoginStatus() const OVERRIDE {
-    return user::LOGGED_IN_USER;
+    return Shell::GetInstance()->IsScreenLocked() ? user::LOGGED_IN_LOCKED :
+                                                    user::LOGGED_IN_USER;
   }
 
   virtual bool SystemShouldUpgrade() const OVERRIDE {
     return true;
   }
 
   virtual base::HourClockType GetHourClockType() const OVERRIDE {
     return base::k24HourClock;
   }
 
@@ skipping 320 matching lines @@
     return;
   login_status_ = login_status;
   if (system_tray_)
     system_tray_->UpdateAfterLoginStatusChange(login_status);
   if (web_notification_tray_)
     web_notification_tray_->UpdateAfterLoginStatusChange(login_status);
 }
 
 }  // namespace internal
 }  // namespace ash