Modify TrayItemMore to use enabled status

ash/common/system/tray_accessibility.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/common/system/tray_accessibility.h"
 
 #include "ash/common/accessibility_delegate.h"
 #include "ash/common/accessibility_types.h"
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/session/session_state_delegate.h"
@@ skipping 67 matching lines @@
   return WmShell::Get()->system_tray_delegate()->GetUserLoginStatus();
 }
 
 }  // namespace
 
 namespace tray {
 
 class DefaultAccessibilityView : public TrayItemMore {
  public:
   explicit DefaultAccessibilityView(SystemTrayItem* owner)
-      : TrayItemMore(owner, true) {
+      : TrayItemMore(owner) {
     ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
     if (!MaterialDesignController::UseMaterialDesignSystemIcons()) {
       // The icon doesn't change in non-md.
       SetImage(*bundle.GetImageNamed(IDR_AURA_UBER_TRAY_ACCESSIBILITY_DARK)
                     .ToImageSkia());
     }
     base::string16 label =
         bundle.GetLocalizedString(IDS_ASH_STATUS_TRAY_ACCESSIBILITY);
     SetLabel(label);
     SetAccessibleName(label);
@@ skipping 365 matching lines @@
     if (detailed_popup_)
       detailed_popup_->GetWidget()->Close();
     if (detailed_menu_)
       detailed_menu_->GetWidget()->Close();
   }
 
   previous_accessibility_state_ = accessibility_state;
 }
 
 }  // namespace ash