Disabled shared crypto config code to isolate youtube performance issues

net/quic/quic_stream_factory.cc

Index: net/quic/quic_stream_factory.cc
diff --git a/net/quic/quic_stream_factory.cc b/net/quic/quic_stream_factory.cc
index ddcf48fb7b46ce1d8f3925c6ae3acf9b025974a6..ecb94f9c6d75b74b9007beb0242ff776cbdf852b 100644
--- a/net/quic/quic_stream_factory.cc
+++ b/net/quic/quic_stream_factory.cc
@@ -484,7 +484,9 @@ QuicCryptoClientConfig* QuicStreamFactory::GetOrCreateCryptoConfig(
     crypto_config = new QuicCryptoClientConfig();
     crypto_config->SetDefaults();
     all_crypto_configs_[host_port_proxy_pair] = crypto_config;
-    PopulateFromCanonicalConfig(host_port_proxy_pair, crypto_config);
+    // TODO(rtenneti): Temporarily disabled using CanonicalConfig until we fix
+    // performance problems.
+    // PopulateFromCanonicalConfig(host_port_proxy_pair, crypto_config);
   }
   return crypto_config;
 }