cros: Clean up SessionStateDelegate refs in Chrome

chrome/browser/ui/views/frame/browser_frame.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/ui/views/frame/browser_frame.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/debug/leak_annotations.h"
@@ skipping 15 matching lines @@
 #include "chrome/browser/ui/views/frame/top_container_view.h"
 #include "chrome/common/chrome_switches.h"
 #include "ui/base/hit_test.h"
 #include "ui/events/event_handler.h"
 #include "ui/gfx/font_list.h"
 #include "ui/native_theme/native_theme_dark_aura.h"
 #include "ui/views/controls/menu/menu_runner.h"
 #include "ui/views/widget/native_widget.h"
 
 #if defined(OS_CHROMEOS)
-#include "ash/common/session/session_state_delegate.h"  // nogncheck
-#include "ash/common/wm_shell.h"  // nogncheck
+#include "components/user_manager/user_manager.h"
 #endif
 
 #if defined(OS_LINUX)
 #include "chrome/browser/ui/views/frame/browser_command_handler_linux.h"
 #endif
 
 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
 #include "ui/views/widget/desktop_aura/x11_desktop_handler.h"
 #endif
 
@@ skipping 202 matching lines @@
             views::MenuRunner::ASYNC,
         base::Bind(&BrowserFrame::OnMenuClosed, base::Unretained(this))));
     menu_runner_->RunMenuAt(source->GetWidget(), nullptr,
                             gfx::Rect(p, gfx::Size(0, 0)),
                             views::MENU_ANCHOR_TOPLEFT, source_type);
   }
 }
 
 ui::MenuModel* BrowserFrame::GetSystemMenuModel() {
 #if defined(OS_CHROMEOS)
-  ash::SessionStateDelegate* delegate =
-      ash::WmShell::Get()->GetSessionStateDelegate();
-  if (delegate && delegate->NumberOfLoggedInUsers() > 1) {
+  if (user_manager::UserManager::IsInitialized() &&
+      user_manager::UserManager::Get()->GetLoggedInUsers().size() > 1) {
     // In Multi user mode, the number of users as well as the order of users
     // can change. Coming here we have more than one user and since the menu
     // model contains the user information, it must get updated to show any
     // changes happened since the last invocation.
     menu_model_builder_.reset();
   }
 #endif
   if (!menu_model_builder_.get()) {
     menu_model_builder_.reset(
         new SystemMenuModelBuilder(browser_view_, browser_view_->browser()));
     menu_model_builder_->Init();
   }
   return menu_model_builder_->menu_model();
 }
 
 views::View* BrowserFrame::GetNewAvatarMenuButton() {
   return browser_frame_view_->GetProfileSwitcherView();
 }
 
 void BrowserFrame::OnMenuClosed() {
   menu_runner_.reset();
 }