Enable QUIC for proxies based on Finch config and command line switch.

chrome/browser/io_thread.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 CHROME_BROWSER_IO_THREAD_H_
 #define CHROME_BROWSER_IO_THREAD_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 164 matching lines @@
     Optional<net::NextProto> spdy_default_protocol;
     net::NextProtoVector next_protos;
     Optional<std::string> trusted_spdy_proxy;
     Optional<bool> force_spdy_over_ssl;
     Optional<bool> force_spdy_always;
     std::set<net::HostPortPair> forced_spdy_exclusions;
     Optional<bool> use_alternate_protocols;
     Optional<double> alternate_protocol_probability_threshold;
 
     Optional<bool> enable_quic;
+    Optional<bool> enable_quic_for_proxies;
+    Optional<bool> enable_quic_for_data_reduction_proxy;

[Ryan Hamilton, 2015/02/13 21:39:04]

Can you remove this too?

[tbansal1, 2015/02/13 22:04:13]

IIUC: No, this is part of IOThread::Globals, which is used in
profile_impl_io_data.cc.

     Optional<bool> enable_quic_port_selection;
     Optional<bool> quic_always_require_handshake_confirmation;
     Optional<bool> quic_disable_connection_pooling;
     Optional<int> quic_load_server_info_timeout_ms;
     Optional<float> quic_load_server_info_timeout_srtt_multiplier;
     Optional<bool> quic_enable_truncated_connection_ids;
     Optional<bool> quic_enable_connection_racing;
     Optional<size_t> quic_max_packet_length;
     net::QuicTagVector quic_connection_options;
     Optional<std::string> quic_user_agent_id;
@@ skipping 128 matching lines @@
       base::StringPiece quic_trial_group,
       const VariationParameters& quic_trial_params,
       Globals* globals);
 
   // Returns true if QUIC should be enabled, either as a result
   // of a field trial or a command line flag.
   static bool ShouldEnableQuic(
       const base::CommandLine& command_line,
       base::StringPiece quic_trial_group);
 
+  // Returns true if QUIC should be enabled for proxies, either as a result
+  // of a field trial or a command line flag.
+  static bool ShouldEnableQuicForProxies(
+      const base::CommandLine& command_line,
+      base::StringPiece quic_trial_group);
+
+  // Returns true if QUIC should be enabled for data reduction proxy, either as
+  // a result of a field trial or a command line flag.
+  static bool ShouldEnableQuicForDataReductionProxy(
+      const base::CommandLine& command_line,
+      base::StringPiece quic_trial_group);
+
   // Returns true if the selection of the ephemeral port in bind() should be
   // performed by Chromium, and false if the OS should select the port.  The OS
   // option is used to prevent Windows from posting a security security warning
   // dialog.
   static bool ShouldEnableQuicPortSelection(
       const base::CommandLine& command_line);
 
   // Returns true if QUIC packet pacing should be negotiated during the
   // QUIC handshake.
   static bool ShouldEnableQuicPacing(
@@ skipping 113 matching lines @@
   bool is_spdy_disabled_by_policy_;
 
   const base::TimeTicks creation_time_;
 
   base::WeakPtrFactory<IOThread> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };
 
 #endif  // CHROME_BROWSER_IO_THREAD_H_