Add a new disable_insecure_quic finch parameter to disable insecure QUIC.

net/http/http_network_session.h

 // 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.
 
 #ifndef NET_HTTP_HTTP_NETWORK_SESSION_H_
 #define NET_HTTP_HTTP_NETWORK_SESSION_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 88 matching lines @@
     SpdySessionPool::TimeFunc time_func;
     std::string trusted_spdy_proxy;
     // URLs to exclude from forced SPDY.
     std::set<HostPortPair> forced_spdy_exclusions;
     // Noe: Using this in the case of NPN for HTTP only results in the browser
     // trying SSL and then falling back to http.
     bool use_alternate_protocols;
     double alternative_service_probability_threshold;
 
     bool enable_quic;
+    bool disable_insecure_quic;
     bool enable_quic_for_proxies;
     bool enable_quic_port_selection;
     bool quic_always_require_handshake_confirmation;
     bool quic_disable_connection_pooling;
     float quic_load_server_info_timeout_srtt_multiplier;
     bool quic_enable_connection_racing;
     bool quic_enable_non_blocking_io;
     bool quic_disable_disk_cache;
     int quic_max_number_of_lossy_connections;
     float quic_packet_loss_threshold;
@@ skipping 120 matching lines @@
 
   NextProtoVector next_protos_;
   bool enabled_protocols_[NUM_VALID_ALTERNATE_PROTOCOLS];
 
   Params params_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_SESSION_H_