net: Stop using base::WorkerPool from UploadFileElementReader

content/browser/loader/resource_dispatcher_host_impl.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.
 
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 
 #include <set>
 #include <vector>
@@ skipping 939 matching lines @@
   // transferred navigation case?
 
   request->set_load_flags(load_flags);
 
   request->set_priority(DetermineRequestPriority(request_data.resource_type));
 
   // Resolve elements from request_body and prepare upload data.
   if (request_data.request_body) {
     request->set_upload(make_scoped_ptr(
         request_data.request_body->ResolveElementsAndCreateUploadDataStream(
-            filter_->blob_storage_context()->controller())));
+            filter_->blob_storage_context()->controller(),
+            BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE))));
   }
 
   bool allow_download = request_data.allow_download &&
       ResourceType::IsFrame(request_data.resource_type);
 
   // Make extra info and read footer (contains request ID).
   ResourceRequestInfoImpl* extra_info =
       new ResourceRequestInfoImpl(
           process_type,
           child_id,
@@ skipping 751 matching lines @@
 
   return i->second.get();
 }
 
 ResourceLoader* ResourceDispatcherHostImpl::GetLoader(int child_id,
                                                       int request_id) const {
   return GetLoader(GlobalRequestID(child_id, request_id));
 }
 
 }  // namespace content