Enable PIN configuration settings.

chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.cc

+// Copyright 2016 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/quick_unlock/quick_unlock_utils.h"
+
+#include "base/feature_list.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
+#include "chrome/common/chrome_features.h"
+
+namespace chromeos {
+
+namespace {
+bool enable_for_testing_ = false;
+}  // namespace
+
+bool IsQuickUnlockEnabled() {
+  if (enable_for_testing_)
+    return true;
+
+  // TODO(jdufault): Implement a proper policy check. For now, just disable if
+  // the device is enterprise enrolled. See crbug.com/612271.
+  if (g_browser_process->platform_part()
+          ->browser_policy_connector_chromeos()
+          ->IsEnterpriseManaged()) {
+    return false;
+  }
+
+  // Enable quick unlock only if the switch is present.
+  return base::FeatureList::IsEnabled(features::kQuickUnlockPin);
+}
+
+void EnableQuickUnlockForTesting() {
+  enable_for_testing_ = true;
+}
+
+}  // namespace chromeos