Bypass the cache for the second or later HttpCache::Transaction...

net/base/load_states.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef NET_BASE_LOAD_STATES_H__
 #define NET_BASE_LOAD_STATES_H__
 
 namespace net {
 
 // These states correspond to the lengthy periods of time that a resource load
@@ skipping 40 matching lines @@
   // corresponds to the period after the request is sent and before all of the
   // response headers have been received.
   LOAD_STATE_WAITING_FOR_RESPONSE,
 
   // This state corresponds to a resource load that is blocked waiting for a
   // read to complete.  In the case of a HTTP transaction, this corresponds to
   // the period after the response headers have been received and before all of
   // the response body has been downloaded.  (NOTE: This state only applies for
   // an URLRequest while there is an outstanding Read operation.)
   LOAD_STATE_READING_RESPONSE,
+
+  // This state corresponds to a resource load that is suspended due to some
+  // error and waiting for action by the user.
+  LOAD_STATE_WAITING_FOR_USER_ACTION,
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_LOAD_STATES_H__