Refactor preference syncing.

chrome/browser/profiles/profile_manager.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 <set>
 
 #include "chrome/browser/profiles/profile_manager.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 481 matching lines @@
   local_state->SetInteger(prefs::kProfilesNumCreated, ++next_directory);
 
   ProfileManager* profile_manager = g_browser_process->profile_manager();
   // The launcher is deleted by the manager when profile creation is finished.
   NewProfileLauncher* launcher = new NewProfileLauncher();
   profile_manager->CreateProfileAsync(new_path, launcher);
 }
 
 // static
 void ProfileManager::RegisterPrefs(PrefService* prefs) {
-  prefs->RegisterStringPref(prefs::kProfileLastUsed, "");
-  prefs->RegisterDictionaryPref(prefs::kProfileDirectoryMap);
-  prefs->RegisterIntegerPref(prefs::kProfilesNumCreated, 1);
+  prefs->RegisterStringPref(prefs::kProfileLastUsed,
+                            "",
+                            false /* don't sync pref */);
+  prefs->RegisterDictionaryPref(prefs::kProfileDirectoryMap,
+                                false /* don't sync pref */);
+  prefs->RegisterIntegerPref(prefs::kProfilesNumCreated,
+                             1,
+                             false /* don't sync pref */);
 }