Make sure that a given app/extension requests only its own resources.

chrome/browser/extensions/api/socket/udp_socket_unittest.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/extensions/api/socket/udp_socket.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
@@ skipping 14 matching lines @@
 
 static void OnCompleted(int bytes_read,
                         scoped_refptr<net::IOBuffer> io_buffer,
                         const std::string& address,
                         int port) {
   // Do nothing; don't care.
 }
 
 TEST(UDPSocketUnitTest, TestUDPSocketRecvFrom) {
   MessageLoopForIO io_loop;  // for RecvFrom to do its threaded work.
-  UDPSocket socket(NULL);
+  UDPSocket socket("abcdefghijklmnopqrst", NULL);
 
   // Confirm that we can call two RecvFroms in quick succession without
   // triggering crbug.com/146606.
   socket.Connect("127.0.0.1", 40000, base::Bind(&OnConnected));
   socket.RecvFrom(4096, base::Bind(&OnCompleted));
   socket.RecvFrom(4096, base::Bind(&OnCompleted));
 }
 
 }  // namespace extensions