[protector] Refactoring of --no-protector code.

chrome/browser/protector/protected_prefs_watcher.cc

Index: chrome/browser/protector/protected_prefs_watcher.cc
diff --git a/chrome/browser/protector/protected_prefs_watcher.cc b/chrome/browser/protector/protected_prefs_watcher.cc
index 347978f5b217a96758159a30e032122350f0c8d2..4acbc8373bffbf405769c9375640cf09b6b50688 100644
--- a/chrome/browser/protector/protected_prefs_watcher.cc
+++ b/chrome/browser/protector/protected_prefs_watcher.cc
@@ -86,7 +86,7 @@ void ProtectedPrefsWatcher::RegisterUserPrefs(PrefService* prefs) {
   prefs->RegisterStringPref(kBackupHomePage, "",
                             PrefService::UNSYNCABLE_PREF);
   prefs->RegisterBooleanPref(kBackupHomePageIsNewTabPage, false,
-                            PrefService::UNSYNCABLE_PREF);
+                             PrefService::UNSYNCABLE_PREF);
   prefs->RegisterBooleanPref(kBackupShowHomeButton, false,
                              PrefService::UNSYNCABLE_PREF);
   prefs->RegisterIntegerPref(kBackupRestoreOnStartup, 0,
@@ -131,6 +131,14 @@ const base::Value* ProtectedPrefsWatcher::GetBackupForPref(
   return backup_pref->GetValue();
 }
 
+void ProtectedPrefsWatcher::ForceUpdateBackup() {
+  UMA_HISTOGRAM_ENUMERATION(
+      kProtectorHistogramPrefs,
+      kProtectorErrorForcedUpdate,
+      kProtectorErrorCount);
+  InitBackup();
+}
+
 void ProtectedPrefsWatcher::Observe(
     int type,
     const content::NotificationSource& source,