1 files changed, 18 insertions, 16 deletions
diff --git a/chrome_frame/plugin_url_request.cc b/chrome_frame/plugin_url_request.cc
index 8af3e1e..e0166bc 100644
--- a/chrome_frame/plugin_url_request.cc
+++ b/chrome_frame/plugin_url_request.cc
@@ -14,8 +14,7 @@ PluginUrlRequest::PluginUrlRequest()
       enable_frame_busting_(false),
       resource_type_(ResourceType::MAIN_FRAME),
       load_flags_(0),
-      is_chunked_upload_(false),
-      upload_data_(NULL) {
+      is_chunked_upload_(false) {
 }
 
 PluginUrlRequest::~PluginUrlRequest() {
@@ -35,22 +34,25 @@ bool PluginUrlRequest::Initialize(PluginUrlRequestDelegate* delegate,
   resource_type_ = resource_type;
   load_flags_ = load_flags;
 
-  if (upload_data && upload_data->GetContentLength()) {
-    post_data_len_ = upload_data->GetContentLength();
-    is_chunked_upload_ = upload_data->is_chunked();
-
-#pragma warning(disable:4244)
-    upload_data_.reserve(post_data_len_);
-#pragma warning(default:4244)
-
-    std::vector<net::UploadData::Element>::iterator element_index;
-    for (element_index = upload_data->elements()->begin();
-         element_index != upload_data->elements()->end();
-         ++element_index) {
-      std::copy(element_index->bytes().begin(), element_index->bytes().end(),
-                std::back_inserter(upload_data_));
+  if (upload_data) {
+    // We store a pointer to UrlmonUploadDataStream and not net::UploadData
+    // since UrlmonUploadDataStream implements thread safe ref counting and
+    // UploadData does not.
+    CComObject<UrlmonUploadDataStream>* upload_stream = NULL;
+    HRESULT hr = CComObject<UrlmonUploadDataStream>::CreateInstance(
+        &upload_stream);
+    if (FAILED(hr)) {
+      NOTREACHED();
+    } else {
+      post_data_len_ = upload_data->GetContentLength();
+      upload_stream->AddRef();
+      upload_stream->Initialize(upload_data);
+      upload_data_.Attach(upload_stream);
+      is_chunked_upload_ = upload_data->is_chunked();
     }
   }
+
   enable_frame_busting_ = enable_frame_busting;
+
   return true;
 }