Remove hybi sub directory for WebSocket layout tests

LayoutTests/http/tests/websocket/tests/hybi/handshake-fail-by-extensions-header_wsh.py

Index: LayoutTests/http/tests/websocket/tests/hybi/handshake-fail-by-extensions-header_wsh.py
diff --git a/LayoutTests/http/tests/websocket/tests/hybi/handshake-fail-by-extensions-header_wsh.py b/LayoutTests/http/tests/websocket/tests/hybi/handshake-fail-by-extensions-header_wsh.py
deleted file mode 100644
index ecfe41f32fcc23cb73c4f14d7abcfd676ba9b862..0000000000000000000000000000000000000000
--- a/LayoutTests/http/tests/websocket/tests/hybi/handshake-fail-by-extensions-header_wsh.py
+++ /dev/null
@@ -1,17 +0,0 @@
-from mod_pywebsocket import handshake
-from mod_pywebsocket.handshake.hybi import compute_accept
-
-
-def web_socket_do_extra_handshake(request):
-    message = 'HTTP/1.1 101 Switching Protocols\r\n'
-    message += 'Upgrade: websocket\r\n'
-    message += 'Connection: Upgrade\r\n'
-    message += 'Sec-WebSocket-Accept: %s\r\n' % compute_accept(request.headers_in['Sec-WebSocket-Key'])[0]
-    message += 'Sec-WebSocket-Extensions: x-foo\r\n'
-    message += '\r\n'
-    request.connection.write(message)
-    raise handshake.AbortedByUserException('Abort the connection') # Prevents pywebsocket from sending its own handshake message.
-
-
-def web_socket_transfer_data(request):
-    pass