MD Site Settings: Implement the third-party checkbox for Cookies.

chrome/browser/extensions/api/settings_private/prefs_util.cc

 // Copyright 2015 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/extensions/api/settings_private/prefs_util.h"
 
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/chrome_extension_function.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 112 matching lines @@
       settings_private::PrefType::PREF_TYPE_LIST;
   (*s_whitelist)["spellcheck.dictionaries"] =
       settings_private::PrefType::PREF_TYPE_LIST;
   (*s_whitelist)["spellcheck.use_spelling_service"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["translate.enabled"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["translate_blocked_languages"] =
       settings_private::PrefType::PREF_TYPE_LIST;
 
+  // Site Settings prefs.
+  (*s_whitelist)["profile.block_third_party_cookies"] =
+      settings_private::PrefType::PREF_TYPE_BOOLEAN;
+
   // Clear browsing data settings.
   (*s_whitelist)["browser.clear_data.browsing_history"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["browser.clear_data.download_history"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["browser.clear_data.cache"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["browser.clear_data.cookies"] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)["browser.clear_data.passwords"] =
@@ skipping 490 matching lines @@
 
 bool PrefsUtil::IsCrosSetting(const std::string& pref_name) {
 #if defined(OS_CHROMEOS)
   return CrosSettings::Get()->IsCrosSettings(pref_name);
 #else
   return false;
 #endif
 }
 
 }  // namespace extensions