net: Make UploadDataStream::Read() asynchronous

chrome_frame/urlmon_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 "chrome_frame/urlmon_upload_data_stream.h"
 
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 
 void UrlmonUploadDataStream::Initialize(net::UploadData* upload_data) {
@@ skipping 23 matching lines @@
   uint64 total_bytes_to_copy = cb;
 
   uint64 bytes_copied = 0;
 
   char* write_pointer = reinterpret_cast<char*>(pv);
   while (bytes_copied < total_bytes_to_copy) {
     size_t bytes_to_copy_now = total_bytes_to_copy - bytes_copied;
 
     scoped_refptr<net::IOBufferWithSize> buf(
         new net::IOBufferWithSize(bytes_to_copy_now));
-    int bytes_read = request_body_stream_->Read(buf, buf->size());
+    int bytes_read = request_body_stream_->ReadSync(buf, buf->size());
     if (bytes_read == 0)  // Reached the end of the stream.
       break;
 
     memcpy(write_pointer, buf->data(), bytes_read);
 
     // Advance our copy tally
     bytes_copied += bytes_read;
 
     // Advance our write pointer
     write_pointer += bytes_read;
@@ skipping 37 matching lines @@
   if (0 == (grf_stat_flag & STATFLAG_NONAME)) {
     const wchar_t kStreamBuffer[] = L"PostStream";
     stat_stg->pwcsName =
         static_cast<wchar_t*>(::CoTaskMemAlloc(sizeof(kStreamBuffer)));
     lstrcpy(stat_stg->pwcsName, kStreamBuffer);
   }
   stat_stg->type = STGTY_STREAM;
   stat_stg->cbSize.QuadPart = request_body_stream_->size();
   return S_OK;
 }