Added Protector backup for Preferences.

chrome/browser/prefs/pref_set_observer.cc

 // Copyright (c) 2011 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/prefs/pref_set_observer.h"
 
 #include "chrome/common/pref_names.h"
+#include "chrome/browser/extensions/extension_prefs.h"
 #include "content/public/browser/notification_types.h"
 
 PrefSetObserver::PrefSetObserver(PrefService* pref_service,
                                  content::NotificationObserver* observer)
     : pref_service_(pref_service),
       observer_(observer) {
   registrar_.Init(pref_service);
 }
 
 PrefSetObserver::~PrefSetObserver() {}
@@ skipping 45 matching lines @@
   pref_set->AddPref(prefs::kDefaultSearchProviderSearchURL);
   pref_set->AddPref(prefs::kDefaultSearchProviderSuggestURL);
   pref_set->AddPref(prefs::kDefaultSearchProviderIconURL);
   pref_set->AddPref(prefs::kDefaultSearchProviderInstantURL);
   pref_set->AddPref(prefs::kDefaultSearchProviderEncodings);
   pref_set->AddPref(prefs::kSyncedDefaultSearchProviderGUID);
 
   return pref_set;
 }
 
+// static
+PrefSetObserver* PrefSetObserver::CreateProtectedPrefSetObserver(
+    PrefService* pref_service,
+    content::NotificationObserver* observer) {
+  PrefSetObserver* pref_set = new PrefSetObserver(pref_service, observer);
+  // Homepage.
+  pref_set->AddPref(prefs::kHomePageIsNewTabPage);
+  pref_set->AddPref(prefs::kHomePage);
+  pref_set->AddPref(prefs::kShowHomeButton);
+  // Session startup.
+  pref_set->AddPref(prefs::kRestoreOnStartup);
+  pref_set->AddPref(prefs::kURLsToRestoreOnStartup);
+  // Extensions.
+  pref_set->AddPref(ExtensionPrefs::kExtensionsPref);
+
+  return pref_set;
+}
+
 void PrefSetObserver::Observe(int type,
                               const content::NotificationSource& source,
                               const content::NotificationDetails& details) {
   if (observer_)
     observer_->Observe(type, source, details);
 }