Change WebRTC IP handling policy from multiple booleans to an enum.

chrome/browser/ui/browser_ui_prefs.cc

 // Copyright (c) 2012 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/ui/browser_ui_prefs.h"
 
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/translate/core/common/translate_pref_names.h"
+#include "content/public/common/webrtc_ip_handling_policy.h"
 
 namespace chrome {
 
 void RegisterBrowserPrefs(PrefRegistrySimple* registry) {
   registry->RegisterIntegerPref(prefs::kOptionsWindowLastTabIndex, 0);
   registry->RegisterBooleanPref(prefs::kAllowFileSelectionDialogs, true);
   registry->RegisterIntegerPref(prefs::kShowFirstRunBubbleOption,
                              first_run::FIRST_RUN_BUBBLE_DONT_SHOW);
 }
 
@@ skipping 70 matching lines @@
   registry->RegisterBooleanPref(prefs::kImportBookmarks, true);
   registry->RegisterBooleanPref(prefs::kImportHistory, true);
   registry->RegisterBooleanPref(prefs::kImportHomepage, true);
   registry->RegisterBooleanPref(prefs::kImportSavedPasswords, true);
   registry->RegisterBooleanPref(prefs::kImportSearchEngine, true);
   registry->RegisterBooleanPref(
       prefs::kEnableDoNotTrack,
       false,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 #if defined(ENABLE_WEBRTC)
+  // TODO(guoweis): Remove next 2 options at M50.
   registry->RegisterBooleanPref(prefs::kWebRTCMultipleRoutesEnabled, true);
   registry->RegisterBooleanPref(prefs::kWebRTCNonProxiedUdpEnabled, true);
+  registry->RegisterStringPref(prefs::kWebRTCIPHandlingPolicy,
+                               content::kWebRTCIPHandlingDefault);
 #endif
 
   // Dictionaries to keep track of default tasks in the file browser.
   registry->RegisterDictionaryPref(
       prefs::kDefaultTasksByMimeType,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
   registry->RegisterDictionaryPref(
       prefs::kDefaultTasksBySuffix,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 
   // We need to register the type of these preferences in order to query
   // them even though they're only typically controlled via policy.
   registry->RegisterBooleanPref(prefs::kPluginsAllowOutdated, false);
   registry->RegisterBooleanPref(prefs::kPluginsAlwaysAuthorize, false);
   registry->RegisterBooleanPref(prefs::kClearPluginLSODataEnabled, true);
   registry->RegisterBooleanPref(prefs::kHideWebStoreIcon, false);
 #if !defined(OS_MACOSX)
   registry->RegisterBooleanPref(prefs::kFullscreenAllowed, true);
 #endif
 }
 
 }  // namespace chrome