net: Move ownership of UploadDataStream from URLRequestHttpJob to URLRequest

net/base/upload_element_reader.cc

 // 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.
 
 #include "net/base/upload_element_reader.h"
 
 #include "base/logging.h"
 #include "net/base/net_errors.h"
 #include "net/base/upload_bytes_element_reader.h"
 #include "net/base/upload_element.h"
@@ skipping 14 matching lines @@
           element.file_path(),
           element.file_range_offset(),
           element.file_range_length(),
           element.expected_file_modification_time());
       break;
   }
   DCHECK(reader);
   return reader;
 }
 
+const UploadBytesElementReader* UploadElementReader::AsBytesReader() const {
+  return NULL;
+}
+
+const UploadFileElementReader* UploadElementReader::AsFileReader() const {
+  return NULL;
+}
+
 int UploadElementReader::InitSync() {
   NOTREACHED() << "This instance does not support InitSync().";
   return ERR_NOT_IMPLEMENTED;
 }
 
 bool UploadElementReader::IsInMemory() const {
   return false;
 }
 
 int UploadElementReader::ReadSync(IOBuffer* buf, int buf_length) {
   NOTREACHED() << "This instance does not support ReadSync().";
   return ERR_NOT_IMPLEMENTED;
 }
 
 }  // namespace net