ash: Use SessionController instead of SessionStateDelegate

ash/shell/content/client/shell_browser_main_parts.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/content/client/shell_browser_main_parts.h"
 
 #include "ash/common/login_status.h"
 #include "ash/common/wm_shell.h"
 #include "ash/content/shell_content_state.h"
 #include "ash/shell.h"
 #include "ash/shell/content/shell_content_state_impl.h"
 #include "ash/shell/example_app_list_presenter.h"
+#include "ash/shell/example_session_controller_client.h"
 #include "ash/shell/shell_delegate_impl.h"
 #include "ash/shell/window_watcher.h"
 #include "ash/shell_init_params.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/i18n/icu_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread.h"
@@ skipping 101 matching lines @@
 
   ShellContentState::SetInstance(
       new ShellContentStateImpl(browser_context_.get()));
   ui::MaterialDesignController::Initialize();
   ash::ShellInitParams init_params;
   init_params.delegate = delegate_;
   init_params.context_factory = content::GetContextFactory();
   init_params.context_factory_private = content::GetContextFactoryPrivate();
   init_params.blocking_pool = content::BrowserThread::GetBlockingPool();
   ash::Shell::CreateInstance(init_params);
+
+  // Initialize session controller client and create fake sessions before
+  // creating shelf.
+  example_session_controller_client_ =
+      base::MakeUnique<ExampleSessionControllerClient>(
+          WmShell::Get()->session_controller());
+  example_session_controller_client_->Initialize();
+
   ash::WmShell::Get()->CreateShelfView();
   ash::WmShell::Get()->UpdateAfterLoginStatusChange(LoginStatus::USER);
 
   window_watcher_.reset(new ash::shell::WindowWatcher);
   display::Screen::GetScreen()->AddObserver(window_watcher_.get());
 
   ash::shell::InitWindowTypeLauncher();
 
   // Initialize the example app list presenter.
   example_app_list_presenter_ = base::MakeUnique<ExampleAppListPresenter>();
@@ skipping 25 matching lines @@
   browser_context_.reset();
 }
 
 bool ShellBrowserMainParts::MainMessageLoopRun(int* result_code) {
   base::RunLoop().Run();
   return true;
 }
 
 }  // namespace shell
 }  // namespace ash