Refactor preference syncing.

chrome/browser/content_settings/host_content_settings_map.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/content_settings/host_content_settings_map.h"
 
 #include "base/command_line.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/content_settings/content_settings_details.h"
@@ skipping 95 matching lines @@
 
   pref_change_registrar_.Init(prefs);
   pref_change_registrar_.Add(prefs::kBlockThirdPartyCookies, this);
   pref_change_registrar_.Add(prefs::kBlockNonsandboxedPlugins, this);
   notification_registrar_.Add(this, NotificationType::PROFILE_DESTROYED,
                               Source<Profile>(profile_));
 }
 
 // static
 void HostContentSettingsMap::RegisterUserPrefs(PrefService* prefs) {
-  prefs->RegisterBooleanPref(prefs::kBlockThirdPartyCookies, false);
-  prefs->RegisterBooleanPref(prefs::kBlockNonsandboxedPlugins, false);
-  prefs->RegisterIntegerPref(prefs::kContentSettingsWindowLastTabIndex, 0);
+  prefs->RegisterBooleanPref(prefs::kBlockThirdPartyCookies,
+                             false,
+                             true /* sync pref */);
+  prefs->RegisterBooleanPref(prefs::kBlockNonsandboxedPlugins,
+                             false,
+                             false /* don't sync pref */);
+  prefs->RegisterIntegerPref(prefs::kContentSettingsWindowLastTabIndex,
+                             0,
+                             false /* don't sync pref */);
 
   // Obsolete prefs, for migration:
   prefs->RegisterIntegerPref(prefs::kCookieBehavior,
-                             net::StaticCookiePolicy::ALLOW_ALL_COOKIES);
+                             net::StaticCookiePolicy::ALLOW_ALL_COOKIES,
+                             false /* don't sync pref */);
 
   // Register the prefs for the content settings providers.
   content_settings::PrefDefaultProvider::RegisterUserPrefs(prefs);
   content_settings::PolicyDefaultProvider::RegisterUserPrefs(prefs);
   content_settings::PrefProvider::RegisterUserPrefs(prefs);
   content_settings::PolicyProvider::RegisterUserPrefs(prefs);
 }
 
 ContentSetting HostContentSettingsMap::GetDefaultContentSetting(
     ContentSettingsType content_type) const {
@@ skipping 337 matching lines @@
         SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_COOKIES,
             (cookie_behavior == net::StaticCookiePolicy::BLOCK_ALL_COOKIES) ?
                 CONTENT_SETTING_BLOCK : CONTENT_SETTING_ALLOW);
     }
     if (!prefs->HasPrefPath(prefs::kBlockThirdPartyCookies)) {
       SetBlockThirdPartyCookies(cookie_behavior ==
           net::StaticCookiePolicy::BLOCK_SETTING_THIRD_PARTY_COOKIES);
     }
   }
 }