Revert "Sdch view for net-internals"

net/base/sdch_problem_codes.h

-// Copyright 2014 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_BASE_SDCH_PROBLEM_CODES_H_
-#define NET_BASE_SDCH_PROBLEM_CODES_H_
-
-namespace net {
-
-// A list of errors that appeared and were either resolved, or used to turn
-// off sdch encoding.
-enum SdchProblemCode {
-#define SDCH_PROBLEM_CODE(label, value) SDCH_##label = value,
-#include "net/base/sdch_problem_code_list.h"
-#undef SDCH_PROBLEM_CODE
-};
-
-}  // namespace net
-
-#endif  // NET_BASE_SDCH_PROBLEM_CODES_H_