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

chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc

 // Copyright 2013 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/ash/chrome_shell_delegate.h"
 
 #include "ash/keyboard_overlay/keyboard_overlay_view.h"
 #include "ash/wm/window_util.h"
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
@@ skipping 163 matching lines @@
 }
 
 double ChromeShellDelegate::GetSavedScreenMagnifierScale() {
   if (chromeos::MagnificationManager::Get()) {
     return chromeos::MagnificationManager::Get()->
         GetSavedScreenMagnifierScale();
   }
   return std::numeric_limits<double>::min();
 }
 
+void ChromeShellDelegate::SetLargeCursorEnabled(bool enabled) {
+  DCHECK(chromeos::AccessibilityManager::Get());
+  return chromeos::AccessibilityManager::Get()->EnableLargeCursor(enabled);
+}
+
+bool ChromeShellDelegate::IsLargeCursorEnabled() const {
+  DCHECK(chromeos::AccessibilityManager::Get());
+  return chromeos::AccessibilityManager::Get()->IsLargeCursorEnabled();
+}
+
 ash::CapsLockDelegate* ChromeShellDelegate::CreateCapsLockDelegate() {
   chromeos::input_method::XKeyboard* xkeyboard =
       chromeos::input_method::InputMethodManager::Get()->GetXKeyboard();
   return new CapsLockDelegate(xkeyboard);
 }
 
 ash::SessionStateDelegate* ChromeShellDelegate::CreateSessionStateDelegate() {
   return new SessionStateDelegateChromeos;
 }
 
@@ skipping 62 matching lines @@
 }
 
 void ChromeShellDelegate::PlatformInit() {
   registrar_.Add(this,
                  chrome::NOTIFICATION_LOGIN_USER_PROFILE_PREPARED,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
                  chrome::NOTIFICATION_SESSION_STARTED,
                  content::NotificationService::AllSources());
 }