Revert of Remove the code to store and load QUIC server configs in the disk cache.

net/quic/chromium/quic_stream_factory_peer.cc

 // Copyright 2015 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/quic/chromium/quic_stream_factory_peer.h"
 
 #include <string>
 #include <vector>
 
 #include "net/cert/x509_certificate.h"
@@ skipping 101 matching lines @@
 
 size_t QuicStreamFactoryPeer::GetNumberOfActiveJobs(
     QuicStreamFactory* factory,
     const QuicServerId& server_id) {
   auto it = factory->active_jobs_.find(server_id);
   if (it == factory->active_jobs_.end())
     return 0;
   return it->second.size();
 }
 
+void QuicStreamFactoryPeer::MaybeInitialize(QuicStreamFactory* factory) {
+  factory->MaybeInitialize();
+}
+
+bool QuicStreamFactoryPeer::HasInitializedData(QuicStreamFactory* factory) {
+  return factory->has_initialized_data_;
+}
+
+bool QuicStreamFactoryPeer::SupportsQuicAtStartUp(QuicStreamFactory* factory,
+                                                  HostPortPair host_port_pair) {
+  return base::ContainsKey(factory->quic_supported_servers_at_startup_,
+                           host_port_pair);
+}
+
 bool QuicStreamFactoryPeer::CryptoConfigCacheIsEmpty(
     QuicStreamFactory* factory,
     const QuicServerId& quic_server_id) {
   return factory->CryptoConfigCacheIsEmpty(quic_server_id);
 }
 
 void QuicStreamFactoryPeer::CacheDummyServerConfig(
     QuicStreamFactory* factory,
     const QuicServerId& quic_server_id) {
   // Minimum SCFG that passes config validation checks.
@@ skipping 45 matching lines @@
 }
 
 void QuicStreamFactoryPeer::SetAlarmFactory(
     QuicStreamFactory* factory,
     std::unique_ptr<QuicAlarmFactory> alarm_factory) {
   factory->alarm_factory_ = std::move(alarm_factory);
 }
 
 }  // namespace test
 }  // namespace net