Remove DeprecationWarning filtering from testserver.py

net/tools/testserver/testserver.py

 #!/usr/bin/env python
 # 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.
 
 """This is a simple HTTP/FTP/SYNC/TCP/UDP/ server used for testing Chrome.
 
 It supports several test URLs, as specified by the handlers in TestPageHandler.
 By default, it listens on an ephemeral port and sends the port number back to
 the originating process over a pipe. The originating process can specify an
@@ skipping 21 matching lines @@
 import SocketServer
 import struct
 import sys
 import threading
 import time
 import urllib
 import urlparse
 import warnings
 import zlib
 
-# Ignore deprecation warnings, they make our output more cluttered.
-warnings.filterwarnings("ignore", category=DeprecationWarning)
-
 import echo_message
 
 # TODO(toyoshim): Some try bots for pyauto don't check out pywebsocket repos
 # unexpectedly. pyauto doesn't use WebSocket module, so just ignore
 # ImportError as a temporal workaround.
 # http://crbug.com/155918
 try:
   from mod_pywebsocket.standalone import WebSocketServer
 except ImportError:
   pass
@@ skipping 2414 matching lines @@
                            dest='host',
                            help='Hostname or IP upon which the server will '
                            'listen. Client connections will also only be '
                            'allowed from this address.')
   option_parser.add_option('', '--auth-token', dest='auth_token',
                            help='Specify the auth token which should be used'
                            'in the authorization header for GData.')
   options, args = option_parser.parse_args()
 
   sys.exit(main(options, args))