QUIC - don't load data from disk cache if alternate protocol map doesn't

chrome/browser/io_thread.h

Index: chrome/browser/io_thread.h
diff --git a/chrome/browser/io_thread.h b/chrome/browser/io_thread.h
index 0b2106edbfb957f1b6d9e0cd85e640eedc22b7a0..5aa2acf2bad09a08d3bad3308169244c27da3c62 100644
--- a/chrome/browser/io_thread.h
+++ b/chrome/browser/io_thread.h
@@ -192,6 +192,7 @@ class IOThread : public content::BrowserThreadDelegate {
     Optional<bool> quic_always_require_handshake_confirmation;
     Optional<bool> quic_disable_connection_pooling;
     Optional<int> quic_load_server_info_timeout_ms;
+    Optional<bool> quic_disable_loading_server_info_for_new_servers;
     Optional<size_t> quic_max_packet_length;
     net::QuicTagVector quic_connection_options;
     Optional<std::string> quic_user_agent_id;
@@ -371,6 +372,10 @@ class IOThread : public content::BrowserThreadDelegate {
   static int GetQuicLoadServerInfoTimeout(
       const VariationParameters& quic_trial_params);
 
+  // Returns true if QUIC sever information shouldn't be loaded for new servers.
+  static bool ShouldDisableLoadingServerInfoForNewServers(
+      const VariationParameters& quic_trial_params);
+
   // Returns the maximum length for QUIC packets, based on any flags in
   // |command_line| or the field trial.  Returns 0 if there is an error
   // parsing any of the options, or if the default value should be used.