Stop login prompt from showing for prefetches

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 ef9ec9c4e36e8d16eb3f8fdbee50aeda6191b61b..221bca4bc698ef7c6d327bdc936c8f2b7809afed 100644
--- a/chrome/browser/renderer_host/resource_dispatcher_host.cc
+++ b/chrome/browser/renderer_host/resource_dispatcher_host.cc
@@ -1040,6 +1040,10 @@ void ResourceDispatcherHost::OnReceivedRedirect(net::URLRequest* request,
 void ResourceDispatcherHost::OnAuthRequired(
     net::URLRequest* request,
     net::AuthChallengeInfo* auth_info) {
+  if (request->load_flags() & net::LOAD_PREFETCH) {
+      request->CancelAuth();

[cbentzel, 2011/01/20 17:59:45]

Nit: this looks like it was indented one character too many.

[gavinp, 2011/01/20 18:36:15]

Done.

+     return;
+  }
   // Create a login dialog on the UI thread to get authentication data,
   // or pull from cache and continue on the IO thread.
   // TODO(mpcomplete): We should block the parent tab while waiting for