Implement a policy to autologin a public account.

content/public/browser/notification_watcher.cc

+// Copyright 2013 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 "content/public/browser/notification_watcher.h"
+
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/notification_service.h"
+#include "content/public/browser/notification_source.h"
+
+namespace content {
+
+NotificationWatcher::NotificationWatcher(int notification_type,
+                                         const ConditionTestCallback& callback)
+    : type_(notification_type),
+      callback_(callback) {
+}
+
+void NotificationWatcher::Run()  {
+  if (callback_.Run())
+    return;
+
+  content::NotificationRegistrar registrar;
+  registrar.Add(this, type_, content::NotificationService::AllSources());
+  run_loop_.Run();
+}
+
+void NotificationWatcher::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details)  {
+  if (callback_.Run())
+    run_loop_.Quit();
+}
+
+}  // namespace content