Don't activate a window if screen is locked.

chrome/browser/chromeos/login/webui_login_display_host.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 "chrome/browser/chromeos/login/webui_login_display_host.h"
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/login/oobe_display.h"
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 #include "chrome/browser/chromeos/login/webui_login_view.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(USE_AURA)
 #include "ash/shell.h"
-#include "ash/shell_window_ids.h"
 #include "ui/aura/window.h"
 #endif
 
 namespace chromeos {
 
 namespace {
 
 // URL which corresponds to the login WebUI.
 const char kLoginURL[] = "chrome://oobe/login";
 // URL which corresponds to the OOBE WebUI.
@@ skipping 95 matching lines @@
         views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
     params.bounds = background_bounds();
 
     login_window_ = new views::Widget;
     login_window_->Init(params);
     login_view_ = new WebUILoginView();
 
     login_view_->Init(login_window_);
 
 #if defined(USE_AURA)
-    ash::Shell::GetInstance()->GetContainer(
-        ash::internal::kShellWindowId_LockScreenContainer)->
-        AddChild(login_window_->GetNativeView());
+    login_window_->GetNativeView()->set_stops_event_propagation(true);
+    // Let the shell pick the container.
+    login_window_->GetNativeView()->SetParent(NULL);
 #endif
 
     login_window_->SetContentsView(login_view_);
     login_view_->UpdateWindowType();
 
     login_window_->Show();
 #if defined(USE_AURA)
     login_window_->GetNativeView()->SetName("WebUILoginView");
 #endif
     login_view_->OnWindowCreated();
   }
   login_view_->LoadURL(url);
 }
 
 OobeUI* WebUILoginDisplayHost::GetOobeUI() const {
   return static_cast<OobeUI*>(login_view_->GetWebUI());
 }
 
 WizardController* WebUILoginDisplayHost::CreateWizardController() {
   // TODO(altimofeev): ensure that WebUI is ready.
   OobeDisplay* oobe_display = GetOobeUI();
   return new WizardController(this, oobe_display);
 }
 
 }  // namespace chromeos