Remove retail mode.

chrome/browser/chromeos/login/lock/screen_locker.cc

Index: chrome/browser/chromeos/login/lock/screen_locker.cc
diff --git a/chrome/browser/chromeos/login/lock/screen_locker.cc b/chrome/browser/chromeos/login/lock/screen_locker.cc
index ed2c91281b992b327f9184d529a03c5285ffbb8a..b4ee8341e12138007fb91871fb913148e9723ab4 100644
--- a/chrome/browser/chromeos/login/lock/screen_locker.cc
+++ b/chrome/browser/chromeos/login/lock/screen_locker.cc
@@ -382,8 +382,7 @@ void ScreenLocker::Show() {
   // Check whether the currently logged in user is a guest account and if so,
   // refuse to lock the screen (crosbug.com/23764).
   // For a demo user, we should never show the lock screen (crosbug.com/27647).

[Nikita (slow), 2014/10/01 07:13:01]

nit: updated comment

[rkc, 2014/10/01 17:29:52]

Done.

-  if (user_manager::UserManager::Get()->IsLoggedInAsGuest() ||
-      user_manager::UserManager::Get()->IsLoggedInAsDemoUser()) {
+  if (user_manager::UserManager::Get()->IsLoggedInAsGuest()) {
     VLOG(1) << "Refusing to lock screen for guest/demo account";
     return;
   }
@@ -422,8 +421,7 @@ void ScreenLocker::Hide() {
 
   DCHECK(base::MessageLoopForUI::IsCurrent());
   // For a guest/demo user, screen_locker_ would have never been initialized.

[Nikita (slow), 2014/10/01 07:13:01]

nit: update comment

[rkc, 2014/10/01 17:29:52]

Done.

-  if (user_manager::UserManager::Get()->IsLoggedInAsGuest() ||
-      user_manager::UserManager::Get()->IsLoggedInAsDemoUser()) {
+  if (user_manager::UserManager::Get()->IsLoggedInAsGuest()) {
     VLOG(1) << "Refusing to hide lock screen for guest/demo account";
     return;
   }