net: move udp directory into socket

net/udp/diff_serv_code_point.h

-// Copyright 2015 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.
-
-#ifndef NET_UDP_DIFF_SERV_CODE_POINT_H_
-#define NET_UDP_DIFF_SERV_CODE_POINT_H_
-
-namespace net {
-
-// Differentiated Services Code Point.
-// See http://tools.ietf.org/html/rfc2474 for details.
-enum DiffServCodePoint {
-  DSCP_NO_CHANGE = -1,
-  DSCP_FIRST = DSCP_NO_CHANGE,
-  DSCP_DEFAULT = 0,  // Same as DSCP_CS0
-  DSCP_CS0  = 0,   // The default
-  DSCP_CS1  = 8,   // Bulk/background traffic
-  DSCP_AF11 = 10,
-  DSCP_AF12 = 12,
-  DSCP_AF13 = 14,
-  DSCP_CS2  = 16,
-  DSCP_AF21 = 18,
-  DSCP_AF22 = 20,
-  DSCP_AF23 = 22,
-  DSCP_CS3  = 24,
-  DSCP_AF31 = 26,
-  DSCP_AF32 = 28,
-  DSCP_AF33 = 30,
-  DSCP_CS4  = 32,
-  DSCP_AF41 = 34,  // Video
-  DSCP_AF42 = 36,  // Video
-  DSCP_AF43 = 38,  // Video
-  DSCP_CS5  = 40,  // Video
-  DSCP_EF   = 46,  // Voice
-  DSCP_CS6  = 48,  // Voice
-  DSCP_CS7  = 56,  // Control messages
-  DSCP_LAST = DSCP_CS7
-};
-
-}  // namespace net
-
-#endif  // NET_UDP_DIFF_SERV_CODE_POINT_H_