Refactor preference syncing.

chrome/browser/chromeos/login/apply_services_customization.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/chromeos/login/apply_services_customization.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 37 matching lines @@
         new ApplyServicesCustomization(kServicesCustomizationManifestUrl);
     if (!object->Init()) {
       delete object;
     }
     // |object| will be deleted on download complete.
   }
 }
 
 // static
 void ApplyServicesCustomization::RegisterPrefs(PrefService* local_state) {
-  local_state->RegisterBooleanPref(kServicesCustomizationAppliedPref, false);
+  local_state->RegisterBooleanPref(kServicesCustomizationAppliedPref,
+                                   false,
+                                   false /* don't sync pref */);
 }
 
 // static
 bool ApplyServicesCustomization::IsApplied() {
   PrefService* prefs = g_browser_process->local_state();
   return prefs->GetBoolean(kServicesCustomizationAppliedPref);
 }
 
 // static
 void ApplyServicesCustomization::SetApplied(bool val) {
@@ skipping 96 matching lines @@
       // Exit here to don't safe that manifest was applied.
       return;
     }
   }
   // TODO(dpolukhin): apply customized apps, exts and support page.
 
   SetApplied(true);
 }
 
 }  // namespace chromeos