Move ResourceResponseHead::error_code to SyncLoadResult.

content/browser/loader/redirect_to_file_resource_handler.cc

Index: content/browser/loader/redirect_to_file_resource_handler.cc
diff --git a/content/browser/loader/redirect_to_file_resource_handler.cc b/content/browser/loader/redirect_to_file_resource_handler.cc
index a9edb4eb6b2fb54f20de31ecf798b5f244c847db..1f70803ef7c9563454c6b4e45231fb0c5ba11221 100644
--- a/content/browser/loader/redirect_to_file_resource_handler.cc
+++ b/content/browser/loader/redirect_to_file_resource_handler.cc
@@ -157,11 +157,8 @@ void RedirectToFileResourceHandler::
 bool RedirectToFileResourceHandler::OnResponseStarted(
     ResourceResponse* response,
     bool* defer) {
-  if (response->head.error_code == net::OK ||
-      response->head.error_code == net::ERR_IO_PENDING) {
-    DCHECK(writer_);
-    response->head.download_file_path = writer_->path();
-  }
+  DCHECK(writer_);
+  response->head.download_file_path = writer_->path();
   return next_handler_->OnResponseStarted(response, defer);
 }