cros: Move IsUserSupervised and IsUserChild off SystemTrayDelegate

ash/system/user/user_card_view.cc

 // Copyright 2014 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/system/user/user_card_view.h"
 
 #include <algorithm>
 #include <memory>
 #include <vector>
 
@@ skipping 396 matching lines @@
 
   TrayPopupItemStyle user_email_style(TrayPopupItemStyle::FontStyle::CAPTION);
   // Only the active user's email label is lightened (for the inactive user, the
   // label starts as black and the entire row is 54% opacity).
   if (is_active_user())
     user_email_style.set_color_style(TrayPopupItemStyle::ColorStyle::INACTIVE);
   auto* user_email = new views::Label();
   base::string16 user_email_string;
   if (login_status != LoginStatus::GUEST) {
     user_email_string =
-        Shell::Get()->system_tray_delegate()->IsUserSupervised()
+        Shell::Get()->session_controller()->IsUserSupervised()
             ? l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_SUPERVISED_LABEL)
             : base::UTF8ToUTF16(
                   controller->GetUserSession(user_index_)->display_email);
   }
   user_email->SetText(user_email_string);
   user_email->SetHorizontalAlignment(gfx::ALIGN_LEFT);
   user_email_style.SetupLabel(user_email);
   user_email->SetVisible(!user_email_string.empty());
   user_email->set_collapse_when_hidden(true);
 
@@ skipping 32 matching lines @@
 
     media_capture_icon_->set_id(VIEW_ID_USER_VIEW_MEDIA_INDICATOR);
     AddChildView(media_capture_icon_);
 
     Shell::Get()->media_controller()->RequestCaptureState();
   }
 }
 
 }  // namespace tray
 }  // namespace ash