Add ash SessionStateDelegate

ash/shell/window_type_launcher.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/shell/window_type_launcher.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/screensaver/screensaver_view.h"
+#include "ash/session_state_delegate.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/shell/example_factory.h"
 #include "ash/shell/panel_window.h"
 #include "ash/shell/toplevel_window.h"
-#include "ash/shell_delegate.h"
 #include "ash/shell_window_ids.h"
 #include "ash/system/status_area_widget.h"
 #include "ash/system/web_notification/web_notification_tray.h"
 #include "base/bind.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/compositor/layer.h"
@@ skipping 304 matching lines @@
     params.can_maximize = true;
     params.persist_across_all_workspaces = true;
     ToplevelWindow::CreateToplevelWindow(params);
   } else if (sender == panel_button_) {
     PanelWindow::CreatePanelWindow(gfx::Rect());
   } else if (sender == create_nonresizable_button_) {
     ToplevelWindow::CreateToplevelWindow(ToplevelWindow::CreateParams());
   } else if (sender == bubble_button_) {
     CreatePointyBubble(sender);
   } else if (sender == lock_button_) {
-    Shell::GetInstance()->delegate()->LockScreen();
+    Shell::GetInstance()->session_state_delegate()->LockScreen();
   } else if (sender == widgets_button_) {
     CreateWidgetsWindow();
   } else if (sender == system_modal_button_) {
     ModalWindow::OpenModalWindow(GetWidget()->GetNativeView(),
                                  ui::MODAL_TYPE_SYSTEM);
   } else if (sender == window_modal_button_) {
     ModalWindow::OpenModalWindow(GetWidget()->GetNativeView(),
                                  ui::MODAL_TYPE_WINDOW);
   } else if (sender == child_modal_button_) {
     views::test::CreateChildModalParent(
@@ skipping 59 matching lines @@
   if (menu_runner_->RunMenuAt(GetWidget(), NULL, gfx::Rect(point, gfx::Size()),
         MenuItemView::TOPLEFT,
         MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU) ==
         MenuRunner::MENU_DELETED)
     return;
 }
 #endif  // !defined(OS_MACOSX)
 
 }  // namespace shell
 }  // namespace ash