[HttpCache] LOAD_ONLY_FROM_CACHE should not imply LOAD_PREFERRING_CACHE

content/browser/download/save_file_manager.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.
 
 #include "build/build_config.h"
 
 #include "content/browser/download/save_file_manager.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 302 matching lines @@
   // The URLRequest needs to be initialized with the referrer and other
   // information prior to issuing it.
   ResourceDispatcherHostImpl::Get()->InitializeURLRequest(
       request.get(), referrer,
       false,  // download.
       render_process_host_id, render_view_routing_id, render_frame_routing_id,
       context);
 
   // So far, for saving page, we need fetch content from cache, in the
   // future, maybe we can use a configuration to configure this behavior.
-  request->SetLoadFlags(net::LOAD_PREFERRING_CACHE);
+  request->SetLoadFlags(net::LOAD_SKIP_CACHE_VALIDATION);
 
   // Check if the renderer is permitted to request the requested URL.
   using AuthorizationState = SaveFileResourceHandler::AuthorizationState;
   AuthorizationState authorization_state = AuthorizationState::AUTHORIZED;
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->CanRequestURL(
           render_process_host_id, url)) {
     DVLOG(1) << "Denying unauthorized save of " << url.possibly_invalid_spec();
     authorization_state = AuthorizationState::NOT_AUTHORIZED;
     // No need to return here (i.e. okay to begin processing the request below),
     // because NOT_AUTHORIZED will cause the request to be cancelled.  See also
@@ skipping 116 matching lines @@
       SaveFile* save_file = it->second;
       DCHECK(!save_file->InProgress());
       base::DeleteFile(save_file->FullPath(), false);
       delete save_file;
       save_file_map_.erase(it);
     }
   }
 }
 
 }  // namespace content