Report unreadable files as size zero when uploading.

chrome/browser/renderer_host/resource_dispatcher_host.cc

Index: chrome/browser/renderer_host/resource_dispatcher_host.cc
diff --git a/chrome/browser/renderer_host/resource_dispatcher_host.cc b/chrome/browser/renderer_host/resource_dispatcher_host.cc
index 143d9690acb98091eb82b9c9e6277caed2f2df8d..7576926df727ea1043c1e685cb08ce618e0349d7 100644
--- a/chrome/browser/renderer_host/resource_dispatcher_host.cc
+++ b/chrome/browser/renderer_host/resource_dispatcher_host.cc
@@ -132,10 +132,10 @@ bool ShouldServiceRequest(ChildProcessInfo::ProcessType process_type,
 
   // Check if the renderer is permitted to upload the requested files.
   if (request_data.upload_data) {
-    const std::vector<net::UploadData::Element>& uploads =
+    const std::vector<net::UploadData::Element>* uploads =
         request_data.upload_data->elements();
     std::vector<net::UploadData::Element>::const_iterator iter;
-    for (iter = uploads.begin(); iter != uploads.end(); ++iter) {
+    for (iter = uploads->begin(); iter != uploads->end(); ++iter) {
       if (iter->type() == net::UploadData::TYPE_FILE &&
           !policy->CanUploadFile(child_id, iter->file_path())) {
         NOTREACHED() << "Denied unauthorized upload of "