Cast audio only policy enforcement support.

extensions/browser/api/cast_channel/cast_auth_util.cc

 // Copyright 2014 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 "extensions/browser/api/cast_channel/cast_auth_util.h"
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "extensions/browser/api/cast_channel/cast_message_util.h"
@@ skipping 83 matching lines @@
   if (!result.success()) {
     return result;
   }
 
   const AuthResponse& response = auth_message.response();
   result = VerifyCredentials(response, peer_cert);
   if (!result.success()) {
     return result;
   }
 
-  return AuthResult();
+  result.client_auth_certificate = response.client_auth_certificate();
+  return result;
 }
 
 }  // namespace cast_channel
 }  // namespace core_api
 }  // namespace extensions