Revert of Refactoring : Move AuthAttempt and Authenticators to chromeos/login

chrome/browser/chromeos/login/auth/authenticator.cc

Index: chrome/browser/chromeos/login/auth/authenticator.cc
diff --git a/chrome/browser/chromeos/login/auth/authenticator.cc b/chrome/browser/chromeos/login/auth/authenticator.cc
new file mode 100644
index 0000000000000000000000000000000000000000..94ad5ca25b8be2b4eb1671a654b0ff73fc3971bf
--- /dev/null
+++ b/chrome/browser/chromeos/login/auth/authenticator.cc
@@ -0,0 +1,21 @@
+// Copyright 2014 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/chromeos/login/auth/authenticator.h"
+
+namespace chromeos {
+
+class AuthStatusConsumer;
+
+Authenticator::Authenticator(AuthStatusConsumer* consumer)
+    : consumer_(consumer), authentication_profile_(NULL) {
+}
+
+Authenticator::~Authenticator() {}
+
+void Authenticator::SetConsumer(AuthStatusConsumer* consumer) {
+  consumer_ = consumer;
+}
+
+}  // namespace chromeos