aura: Make sure the desktop widget gets parented to the correct container.

ui/aura_shell/examples/lock_view.cc

 // Copyright (c) 2011 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 "base/utf_string_conversions.h"
 #include "ui/aura/desktop.h"
 #include "ui/aura/window.h"
 #include "ui/aura_shell/examples/example_factory.h"
 #include "ui/aura_shell/shell.h"
 #include "ui/aura_shell/shell_window_ids.h"
@@ skipping 42 matching lines @@
   LockView* lock_view = new LockView;
   views::Widget* widget = new views::Widget;
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_CONTROL);
   gfx::Size ps = lock_view->GetPreferredSize();
 
   gfx::Size desktop_size  = aura::Desktop::GetInstance()->GetHostSize();
   params.bounds = gfx::Rect((desktop_size.width() - ps.width()) / 2,
                             (desktop_size.height() - ps.height()) / 2,
                             ps.width(), ps.height());
   params.delegate = lock_view;
-  params.parent = Shell::GetInstance()->GetContainer(
-      aura_shell::internal::kShellWindowId_LockScreenContainer);
   widget->Init(params);
+  Shell::GetInstance()->GetContainer(
+      aura_shell::internal::kShellWindowId_LockScreenContainer)->
+      AddChild(widget->GetNativeView());
   widget->SetContentsView(lock_view);
   widget->Show();
   widget->GetNativeView()->set_name("LockView");
 }
 
 }  // namespace examples
 }  // namespace aura_shell