Large Cursor: Add the toggle menuitem to a11y menu in uber tray

chrome/browser/chromeos/system/ash_system_tray_delegate.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/system/ash_system_tray_delegate.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 911 matching lines @@
                    base::Unretained(this)));
     user_pref_registrar_->Add(
         prefs::kLanguageRemapSearchKeyTo,
         base::Bind(&SystemTrayDelegate::OnLanguageRemapSearchKeyToChanged,
                    base::Unretained(this)));
     user_pref_registrar_->Add(
         prefs::kShowLogoutButtonInTray,
         base::Bind(&SystemTrayDelegate::UpdateShowLogoutButtonInTray,
                    base::Unretained(this)));
     user_pref_registrar_->Add(
+        prefs::kLargeCursorEnabled,
+        base::Bind(&SystemTrayDelegate::OnAccessibilityModeChanged,
+                   base::Unretained(this),
+                   ash::A11Y_NOTIFICATION_NONE));
+    user_pref_registrar_->Add(
         prefs::kShouldAlwaysShowAccessibilityMenu,
         base::Bind(&SystemTrayDelegate::OnAccessibilityModeChanged,
                    base::Unretained(this),
                    ash::A11Y_NOTIFICATION_NONE));
 
     UpdateClockType();
     UpdateShowLogoutButtonInTray();
     search_key_mapped_to_ =
         profile->GetPrefs()->GetInteger(prefs::kLanguageRemapSearchKeyTo);
   }
@@ skipping 398 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegate);
 };
 
 }  // namespace
 
 ash::SystemTrayDelegate* CreateSystemTrayDelegate() {
   return new chromeos::SystemTrayDelegate();
 }
 
 }  // namespace chromeos