Add simplistic screenlock application.

mash/wm/window_manager_application.cc

 // Copyright 2015 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 "mash/wm/window_manager_application.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "components/mus/common/util.h"
 #include "components/mus/public/cpp/event_matcher.h"
 #include "components/mus/public/cpp/window.h"
 #include "components/mus/public/cpp/window_tree_connection.h"
 #include "components/mus/public/cpp/window_tree_host_factory.h"
 #include "mash/wm/accelerator_registrar_impl.h"
 #include "mash/wm/background_layout.h"
+#include "mash/wm/screenlock_layout.h"
 #include "mash/wm/shadow_controller.h"
 #include "mash/wm/shelf_layout.h"
 #include "mash/wm/user_window_controller_impl.h"
 #include "mash/wm/window_layout.h"
 #include "mash/wm/window_manager_impl.h"
 #include "mojo/services/tracing/public/cpp/tracing_impl.h"
 #include "mojo/shell/public/cpp/application_connection.h"
 #include "ui/mojo/init/ui_init.h"
 #include "ui/views/mus/aura_init.h"
 #include "ui/views/mus/display_converter.h"
@@ skipping 84 matching lines @@
       }
   }
 }
 
 void WindowManagerApplication::OnEmbed(mus::Window* root) {
   root_ = root;
   root_->AddObserver(this);
   CreateContainers();
   background_layout_.reset(new BackgroundLayout(
       GetWindowForContainer(mojom::Container::USER_BACKGROUND)));
-  shelf_layout_.reset(
-      new ShelfLayout(GetWindowForContainer(mojom::Container::USER_SHELF)));
+  screenlock_layout_.reset(new ScreenlockLayout(GetWindowForContainer(
+      mojom::Container::LOGIN_WINDOWS)));
+  shelf_layout_.reset(new ShelfLayout(GetWindowForContainer(
+      mojom::Container::USER_SHELF)));
 
   mus::Window* window = GetWindowForContainer(mojom::Container::USER_WINDOWS);
   window_layout_.reset(
       new WindowLayout(GetWindowForContainer(mojom::Container::USER_WINDOWS)));
   window_tree_host_->AddActivationParent(window->id());
   window_tree_host_->SetTitle("Mash");
 
   AddAccelerators();
 
   ui_init_.reset(new ui::mojo::UIInit(views::GetDisplaysFromWindow(root)));
@@ skipping 84 matching lines @@
     DCHECK_EQ(mus::LoWord(window->id()), container)
         << "Containers must be created before other windows!";
     window->SetBounds(root_->bounds());
     window->SetVisible(true);
     root_->AddChild(window);
   }
 }
 
 }  // namespace wm
 }  // namespace mash