IOThread: Use URLRequestContextBuilder::NetworkSessionParams.

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 2a0b606977348537dc4e1a20aec8a0527314322c..ba415127eb4b9817b8e56e15e891ff27dd4f0aa9 100644
--- a/chrome/browser/io_thread.h
+++ b/chrome/browser/io_thread.h
@@ -33,6 +33,7 @@
 #include "net/base/network_change_notifier.h"
 #include "net/http/http_network_session.h"
 #include "net/nqe/network_quality_estimator.h"
+#include "net/url_request/url_request_context_builder.h"
 
 class PrefProxyConfigTracker;
 class PrefService;
@@ -200,11 +201,11 @@ class IOThread : public content::BrowserThreadDelegate {
   void ClearHostCache(
       const base::Callback<bool(const std::string&)>& host_filter);
 
-  const net::HttpNetworkSession::Params& NetworkSessionParams() const;
+  net::HttpNetworkSession::Params NetworkSessionParams() const;
 
   // Dynamically disables QUIC for HttpNetworkSessions owned by io_thread, and
-  // to HttpNetworkSession::Params which are used for the creation of new
-  // HttpNetworkSessions. Not that re-enabling Quic dynamically is not
+  // to |params_| which are used for the creation of new
+  // HttpNetworkSessions. Note that re-enabling Quic dynamically is not
   // supported for simplicity and requires a browser restart.
   void DisableQuic();
 
@@ -269,7 +270,7 @@ class IOThread : public content::BrowserThreadDelegate {
       const base::CommandLine& command_line,
       bool is_quic_allowed_by_policy,
       bool http_09_on_non_default_ports_enabled,
-      net::HttpNetworkSession::Params* params);
+      net::URLRequestContextBuilder::HttpNetworkSessionParams* params);
 
   // The NetLog is owned by the browser process, to allow logging from other
   // threads during shutdown, but is used most frequently on the IOThread.
@@ -291,7 +292,7 @@ class IOThread : public content::BrowserThreadDelegate {
 
   Globals* globals_;
 
-  net::HttpNetworkSession::Params params_;
+  net::URLRequestContextBuilder::HttpNetworkSessionParams params_;
 
   // Observer that logs network changes to the ChromeNetLog.
   std::unique_ptr<net::LoggingNetworkChangeObserver> network_change_observer_;