Replace chromeos::UserManager::Get() with chromeos::GetUserManager().

chrome/browser/chromeos/login/login_manager_test.cc

Index: chrome/browser/chromeos/login/login_manager_test.cc
diff --git a/chrome/browser/chromeos/login/login_manager_test.cc b/chrome/browser/chromeos/login/login_manager_test.cc
index 09f059471c725377ac4971c50fa9afb62b46a82e..9314f0ca341239b6e0c6410a95d353f743115c3c 100644
--- a/chrome/browser/chromeos/login/login_manager_test.cc
+++ b/chrome/browser/chromeos/login/login_manager_test.cc
@@ -67,7 +67,7 @@ void LoginManagerTest::SetExpectedCredentials(const UserContext& user_context) {
 bool LoginManagerTest::TryToLogin(const UserContext& user_context) {
   if (!AddUserToSession(user_context))
     return false;
-  if (const User* active_user = UserManager::Get()->GetActiveUser())
+  if (const User* active_user = GetUserManager()->GetActiveUser())
     return active_user->email() == user_context.GetUserID();
   return false;
 }
@@ -83,7 +83,7 @@ bool LoginManagerTest::AddUserToSession(const UserContext& user_context) {
   content::WindowedNotificationObserver(
       chrome::NOTIFICATION_SESSION_STARTED,
       content::NotificationService::AllSources()).Wait();
-  const UserList& logged_users = UserManager::Get()->GetLoggedInUsers();
+  const UserList& logged_users = GetUserManager()->GetLoggedInUsers();
   for (UserList::const_iterator it = logged_users.begin();
        it != logged_users.end(); ++it) {
     if ((*it)->email() == user_context.GetUserID())