Add general options page. Options are working with the following exceptions:

chrome/browser/options_page_base.cc

+// Copyright (c) 2006-2009 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/options_page_base.h"
+
+#include "chrome/browser/metrics/user_metrics.h"
+#include "chrome/common/notification_service.h"
+#include "chrome/common/pref_service.h"
+
+///////////////////////////////////////////////////////////////////////////////
+// OptionsPageBase
+
+OptionsPageBase::OptionsPageBase(Profile* profile)
+    : profile_(profile) {
+}
+
+OptionsPageBase::~OptionsPageBase() {
+}
+
+void OptionsPageBase::UserMetricsRecordAction(const wchar_t* action,
+                                              PrefService* prefs) {
+  UserMetrics::RecordComputedAction(action, profile());
+  if (prefs)
+    prefs->ScheduleSavePersistentPrefs();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// OptionsPageBase, NotificationObserver implementation:
+
+void OptionsPageBase::Observe(NotificationType type,
+                              const NotificationSource& source,
+                              const NotificationDetails& details) {
+  if (type == NotificationType::PREF_CHANGED)
+    NotifyPrefChanged(Details<std::wstring>(details).ptr());
+}