Add policy to control valid UDP port range in WebRTC

chrome/browser/policy/configuration_policy_handler_list_factory.cc

 // Copyright 2013 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/policy/configuration_policy_handler_list_factory.h"
 
 #include <limits.h>
 #include <stddef.h>
 
 #include <utility>
@@ skipping 377 matching lines @@
     prefs::kForceEphemeralProfiles,
     base::Value::TYPE_BOOLEAN },
   { key::kDHEEnabled,
     ssl_config::prefs::kDHEEnabled,
     base::Value::TYPE_BOOLEAN },
 #if defined(ENABLE_MEDIA_ROUTER)
   { key::kEnableMediaRouter,
     prefs::kEnableMediaRouter,
     base::Value::TYPE_BOOLEAN },
 #endif  // defined(ENABLE_MEDIA_ROUTER)
+#if defined(ENABLE_WEBRTC)
+  { key::kWebRtcUdpPortRange,
+    prefs::kWebRTCUDPPortRange,
+    base::Value::TYPE_STRING },
+#endif  // defined(ENABLE_WEBRTC)
 #if !defined(OS_MACOSX)
   { key::kFullscreenAllowed,
     prefs::kFullscreenAllowed,
     base::Value::TYPE_BOOLEAN },
 #if defined(ENABLE_EXTENSIONS)
   { key::kFullscreenAllowed,
     extensions::pref_names::kAppFullscreenAllowed,
     base::Value::TYPE_BOOLEAN },
 #endif  // defined(ENABLE_EXTENSIONS)
 #endif  // !defined(OS_MACOSX)
@@ skipping 451 matching lines @@
       SimpleSchemaValidatingPolicyHandler::RECOMMENDED_ALLOWED,
       SimpleSchemaValidatingPolicyHandler::MANDATORY_PROHIBITED)));
   handlers->AddHandler(base::WrapUnique(
       new chromeos::KeyPermissionsPolicyHandler(chrome_schema)));
 #endif  // defined(OS_CHROMEOS)
 
   return handlers;
 }
 
 }  // namespace policy