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

chrome/browser/extensions/api/preference/preference_apitest.cc

Index: chrome/browser/extensions/api/preference/preference_apitest.cc
diff --git a/chrome/browser/extensions/api/preference/preference_apitest.cc b/chrome/browser/extensions/api/preference/preference_apitest.cc
index f9461a495b12222f7e0cfc36d6f3967910e35e32..8fef0e45dae303834b9497b5983a13022535cfe2 100644
--- a/chrome/browser/extensions/api/preference/preference_apitest.cc
+++ b/chrome/browser/extensions/api/preference/preference_apitest.cc
@@ -21,6 +21,7 @@
 #include "components/password_manager/core/common/password_manager_pref_names.h"
 #include "components/translate/core/common/translate_pref_names.h"
 #include "content/public/browser/notification_service.h"
+#include "content/public/common/webrtc_ip_handling_policy.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/test_extension_registry_observer.h"
 #include "extensions/test/extension_test_message_listener.h"
@@ -127,6 +128,8 @@ IN_PROC_BROWSER_TEST_F(ExtensionPreferenceApiTest, MAYBE_Standard) {
 #if defined(ENABLE_WEBRTC)
   prefs->SetBoolean(prefs::kWebRTCMultipleRoutesEnabled, false);
   prefs->SetBoolean(prefs::kWebRTCNonProxiedUdpEnabled, false);
+  prefs->SetString(prefs::kWebRTCIPHandlingPolicy,
+                   content::kWebRTCIPHandlingDefaultPublicInterfaceOnly);
 #endif
 
   const char kExtensionPath[] = "preference/standard";