Revert "Reland: URLRequestJob: change ReadRawData contract"

net/url_request/url_request_status.cc

 // 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.
 
 #include "net/url_request/url_request_status.h"
 
 #include "base/logging.h"
 #include "net/base/net_errors.h"
 
 namespace net {
@@ skipping 28 matching lines @@
     return URLRequestStatus(SUCCESS, OK);
   } else if (error == ERR_IO_PENDING) {
     return URLRequestStatus(IO_PENDING, ERR_IO_PENDING);
   } else if (error == ERR_ABORTED) {
     return URLRequestStatus(CANCELED, ERR_ABORTED);
   } else {
     return URLRequestStatus(FAILED, error);
   }
 }
 
-Error URLRequestStatus::ToNetError() const {
-  switch (status_) {
-    case SUCCESS:
-      return OK;
-    case IO_PENDING:
-      return ERR_IO_PENDING;
-    case CANCELED:
-      return ERR_ABORTED;
-    case FAILED:
-      return static_cast<Error>(error_);
-  }
-  NOTREACHED();
-  return ERR_FAILED;
-}
-
 }  // namespace net