[multi-profiles] Allow bringing up sign in UI even if all users are restricted per their policies

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

Index: chrome/browser/chromeos/login/users/user_manager_impl.cc
diff --git a/chrome/browser/chromeos/login/users/user_manager_impl.cc b/chrome/browser/chromeos/login/users/user_manager_impl.cc
index 0058b66fd040585b43bcfc92f7f60d36c06401b8..088f6d5fa15522e087e68b1f08447cfbe9d40092 100644
--- a/chrome/browser/chromeos/login/users/user_manager_impl.cc
+++ b/chrome/browser/chromeos/login/users/user_manager_impl.cc
@@ -324,7 +324,6 @@ UserList UserManagerImpl::GetUsersAdmittedForMultiProfile() const {
   }
 
   UserList result;
-  int num_users_allowed = 0;
   const UserList& users = GetUsers();
   for (UserList::const_iterator it = users.begin(); it != users.end(); ++it) {
     if ((*it)->GetType() == User::USER_TYPE_REGULAR && !(*it)->is_logged_in()) {
@@ -343,17 +342,10 @@ UserList UserManagerImpl::GetUsersAdmittedForMultiProfile() const {
           check == MultiProfileUserController::NOT_ALLOWED_POLICY_FORBIDS ||
           check == MultiProfileUserController::NOT_ALLOWED_OWNER_AS_SECONDARY) {
         result.push_back(*it);
-        if (check == MultiProfileUserController::ALLOWED)
-          num_users_allowed++;
       }
     }
   }
 
-  // We only show multi-profiles sign in UI if there's at least one user that
-  // is allowed to be added to the session.
-  if (!num_users_allowed)
-    result.clear();
-
   return result;
 }