chromeos: Promotes more from WmShell to Shell

ash/common/wallpaper/wallpaper_view.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/common/wallpaper/wallpaper_view.h"
 
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/wallpaper/wallpaper_controller.h"
 #include "ash/common/wallpaper/wallpaper_delegate.h"
 #include "ash/common/wallpaper/wallpaper_widget_controller.h"
@@ skipping 177 matching lines @@
 
 void WallpaperView::ShowContextMenuForView(views::View* source,
                                            const gfx::Point& point,
                                            ui::MenuSourceType source_type) {
   WmShell::Get()->ShowContextMenu(point, source_type);
 }
 
 views::Widget* CreateWallpaper(WmWindow* root_window, int container_id) {
   WallpaperController* controller =
       Shell::GetInstance()->wallpaper_controller();
-  WallpaperDelegate* wallpaper_delegate = WmShell::Get()->wallpaper_delegate();
+  WallpaperDelegate* wallpaper_delegate = Shell::Get()->wallpaper_delegate();
 
   views::Widget* wallpaper_widget = new views::Widget;
   views::Widget::InitParams params(
       views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
   params.name = "WallpaperView";
   if (controller->GetWallpaper().isNull())
     params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
   root_window->GetRootWindowController()->ConfigureWidgetInitParamsForContainer(
       wallpaper_widget, container_id, &params);
   wallpaper_widget->Init(params);
@@ skipping 24 matching lines @@
     // Disable animation if transition to login screen from an empty background.
     wallpaper_window->SetVisibilityAnimationTransition(::wm::ANIMATE_NONE);
   }
 
   WmWindow* container = root_window->GetChildByShellWindowId(container_id);
   wallpaper_widget->SetBounds(container->GetBounds());
   return wallpaper_widget;
 }
 
 }  // namespace ash