Remove retail mode.

chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc

Index: chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
diff --git a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
index e22220c27a8da613962626a1be8a2ba455139a31..d7f58609596dc140aa3c014f1b11999532ecd694 100644
--- a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
+++ b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.cc
@@ -798,18 +798,6 @@ void ChromeUserManagerImpl::DemoAccountLoggedIn() {
       wm::switches::kWindowAnimationsDisabled);
 }
 
-void ChromeUserManagerImpl::RetailModeUserLoggedIn() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  SetIsCurrentUserNew(true);
-  active_user_ = user_manager::User::CreateRetailModeUser();
-  GetUserImageManager(chromeos::login::kRetailModeUserName)
-      ->UserLoggedIn(IsCurrentUserNew(), true);
-#if !defined(USE_ATHENA)
-  WallpaperManager::Get()->SetUserWallpaperNow(
-      chromeos::login::kRetailModeUserName);
-#endif
-}
-
 void ChromeUserManagerImpl::NotifyOnLogin() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));