Remove //net (except for Android test stuff) and sdch

net/data/websocket/close-code-and-reason_wsh.py

-# 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.
-
-import struct
-
-from mod_pywebsocket import stream
-
-
-def web_socket_do_extra_handshake(_request):
-  pass
-
-
-def web_socket_transfer_data(request):
-  line = request.ws_stream.receive_message()
-  if line is None:
-    return
-  if line == '-':
-    data = ''
-  elif line == '--':
-    data = 'X'
-  else:
-    code, reason = line.split(' ', 1)
-    data = struct.pack('!H', int(code)) + reason.encode('utf-8')
-  request.connection.write(stream.create_close_frame(data))
-  request.server_terminated = True
-  # Wait for Close frame from client.
-  request.ws_stream.receive_message()