Add ash SessionStateDelegate

ash/shell/app_list.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 <string>
 
+#include "ash/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell/example_factory.h"
 #include "ash/shell/toplevel_window.h"
-#include "ash/shell_delegate.h"
 #include "base/basictypes.h"
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/string_search.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "ui/app_list/app_list_item_model.h"
 #include "ui/app_list/app_list_model.h"
 #include "ui/app_list/app_list_view_delegate.h"
 #include "ui/app_list/search_box_model.h"
 #include "ui/app_list/search_result.h"
@@ skipping 81 matching lines @@
         ToplevelWindow::CreateParams params;
         params.can_resize = true;
         ToplevelWindow::CreateToplevelWindow(params);
         break;
       }
       case NON_RESIZABLE_WINDOW: {
         ToplevelWindow::CreateToplevelWindow(ToplevelWindow::CreateParams());
         break;
       }
       case LOCK_SCREEN: {
-        Shell::GetInstance()->delegate()->LockScreen();
+        Shell::GetInstance()->session_state_delegate()->LockScreen();
         break;
       }
       case WIDGETS_WINDOW: {
         CreateWidgetsWindow();
         break;
       }
       case EXAMPLES_WINDOW: {
 #if !defined(OS_MACOSX)
         views::examples::ShowExamplesWindowWithContent(
             views::examples::DO_NOTHING_ON_CLOSE,
@@ skipping 194 matching lines @@
 };
 
 }  // namespace
 
 app_list::AppListViewDelegate* CreateAppListViewDelegate() {
   return new ExampleAppListViewDelegate;
 }
 
 }  // namespace shell
 }  // namespace ash