mash: Migrate SessionStateDelegate access to WmShell.

chrome/browser/chromeos/extensions/wallpaper_private_api_unittest.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 "chrome/browser/chromeos/extensions/wallpaper_private_api.h"
 
 #include <memory>
 
 #include "ash/common/wm/window_state.h"
-#include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
-#include "ash/test/test_session_state_delegate.h"
 #include "ash/test/test_shell_delegate.h"
 #include "ash/wm/window_state_aura.h"
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
 #include "chrome/browser/ui/ash/multi_user/multi_user_window_manager.h"
 #include "chrome/browser/ui/ash/multi_user/multi_user_window_manager_chromeos.h"
 #include "components/signin/core/account_id/account_id.h"
@@ skipping 141 matching lines @@
   window0.reset();
   EXPECT_TRUE(RunRestoreFunction());
 
   // Windows 1 should no longer be minimized.
   EXPECT_FALSE(window1_state->IsMinimized());
 }
 
 class WallpaperPrivateApiMultiUserUnittest
     : public WallpaperPrivateApiUnittest {
  public:
-  WallpaperPrivateApiMultiUserUnittest()
-      : multi_user_window_manager_(NULL),
-        session_state_delegate_(NULL) {}
+  WallpaperPrivateApiMultiUserUnittest(): multi_user_window_manager_(nullptr) {}
 
   void SetUp() override;
   void TearDown() override;
 
  protected:
   void SetUpMultiUserWindowManager(
       const AccountId& active_account_id,
       chrome::MultiUserWindowManager::MultiProfileMode mode);
 
   void SwitchActiveUser(const AccountId& active_account_id);
 
   chrome::MultiUserWindowManagerChromeOS* multi_user_window_manager() {
     return multi_user_window_manager_;
   }
 
  private:
   chrome::MultiUserWindowManagerChromeOS* multi_user_window_manager_;
-  ash::test::TestSessionStateDelegate* session_state_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(WallpaperPrivateApiMultiUserUnittest);
 };
 
 void WallpaperPrivateApiMultiUserUnittest::SetUp() {
   AshTestBase::SetUp();
   WallpaperManager::Initialize();
-  session_state_delegate_ =
-      static_cast<ash::test::TestSessionStateDelegate*> (
-          ash::Shell::GetInstance()->session_state_delegate());
   fake_user_manager()->AddUser(test_account_id1_);
   fake_user_manager()->AddUser(test_account_id2_);
 }
 
 void WallpaperPrivateApiMultiUserUnittest::TearDown() {
   chrome::MultiUserWindowManager::DeleteInstance();
   AshTestBase::TearDown();
   WallpaperManager::Shutdown();
 }
 
@@ skipping 163 matching lines @@
   // Then we destroy window 0 and call the restore function.
   window0.reset();
   EXPECT_TRUE(RunRestoreFunction());
 
   EXPECT_FALSE(window1_state->IsMinimized());
   EXPECT_FALSE(window2_state->IsMinimized());
   EXPECT_FALSE(window3_state->IsMinimized());
 }
 
 }  // namespace chromeos