QUIC - cronet - added idle_connection_timeout_seconds and disable experiments

net/url_request/url_request_context_builder.h

Index: net/url_request/url_request_context_builder.h
diff --git a/net/url_request/url_request_context_builder.h b/net/url_request/url_request_context_builder.h
index f9cbaad2c82773a647535b8f001cfbb7ed7cc5b4..3e7284d884380b12bf03e99afc8d3bc1497a1824 100644
--- a/net/url_request/url_request_context_builder.h
+++ b/net/url_request/url_request_context_builder.h
@@ -90,6 +90,7 @@ class NET_EXPORT URLRequestContextBuilder {
     bool quic_delay_tcp_race;
     int quic_max_number_of_lossy_connections;
     float quic_packet_loss_threshold;
+    int quic_idle_connection_timeout_seconds;
     QuicTagVector quic_connection_options;
   };
 
@@ -215,6 +216,12 @@ class NET_EXPORT URLRequestContextBuilder {
         quic_packet_loss_threshold;
   }
 
+  void set_quic_idle_connection_timeout_seconds(
+      int quic_idle_connection_timeout_seconds) {
+    http_network_session_params_.quic_idle_connection_timeout_seconds =
+        quic_idle_connection_timeout_seconds;
+  }
+
   void set_throttling_enabled(bool throttling_enabled) {
     throttling_enabled_ = throttling_enabled;
   }