Removes get upload progress plumbing. URLRequest queries the UploadDataStream directly.

net/base/upload_data_stream.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_data_stream.h"
 
 #include "base/callback_helpers.h"
 #include "base/logging.h"
 #include "base/values.h"
 #include "net/base/io_buffer.h"
@@ skipping 170 matching lines @@
     }
   }
 
   net_log_.EndEventWithNetErrorCode(NetLogEventType::UPLOAD_DATA_STREAM_READ,
                                     result);
 
   if (!callback_.is_null())
     base::ResetAndReturn(&callback_).Run(result);
 }
 
+UploadProgress UploadDataStream::GetUploadProgress() const {
+  // While initialization / rewinding is in progress, return nothing.
+  if (!initialized_successfully_)
+    return UploadProgress();
+
+  return UploadProgress(current_position_, total_size_);
+}
+
 }  // namespace net