Avoid persisting of QUIC server config information in Stable and Beta

net/http/http_cache.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 "net/http/http_cache.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 
@@ skipping 272 matching lines @@
   HttpCache* const http_cache_;
 };
 
 //-----------------------------------------------------------------------------
 HttpCache::HttpCache(const net::HttpNetworkSession::Params& params,
                      BackendFactory* backend_factory)
     : net_log_(params.net_log),
       backend_factory_(backend_factory),
       building_backend_(false),
       mode_(NORMAL),
-      quic_server_info_factory_(new QuicServerInfoFactoryAdaptor(this)),
+      quic_server_info_factory_(params.enable_quic_persist_server_info ?
+          new QuicServerInfoFactoryAdaptor(this) : NULL),
       network_layer_(new HttpNetworkLayer(new HttpNetworkSession(params))) {
   HttpNetworkSession* session = network_layer_->GetSession();
   session->quic_stream_factory()->set_quic_server_info_factory(
       quic_server_info_factory_.get());
 }
 
 
 // This call doesn't change the shared |session|'s QuicServerInfoFactory because
 // |session| is shared.
 HttpCache::HttpCache(HttpNetworkSession* session,
@@ skipping 867 matching lines @@
     building_backend_ = false;
     DeletePendingOp(pending_op);
   }
 
   // The cache may be gone when we return from the callback.
   if (!item->DoCallback(result, disk_cache_.get()))
     item->NotifyTransaction(result, NULL);
 }
 
 }  // namespace net