[Chromecast] Enable QUIC for Chromecast.

chromecast/browser/url_request_context_factory.h

 // Copyright 2014 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 CHROMECAST_BROWSER_URL_REQUEST_CONTEXT_FACTORY_H_
 #define CHROMECAST_BROWSER_URL_REQUEST_CONTEXT_FACTORY_H_
 
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
 #include "net/http/http_network_session.h"
@@ skipping 41 matching lines @@
   }
 
   net::HostResolver* host_resolver() const {
     return host_resolver_.get();
   }
 
   // Initialize the CastNetworkDelegate objects. This needs to be done
   // after the CastService is created, but before any URL requests are made.
   void InitializeNetworkDelegates();
 
+  void DisableQuic();
+
  private:
   class URLRequestContextGetter;
   class MainURLRequestContextGetter;
   friend class URLRequestContextGetter;
   friend class MainURLRequestContextGetter;
 
   void InitializeSystemContextDependencies();
   void InitializeMainContextDependencies(
       net::HttpTransactionFactory* factory,
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors);
   void InitializeMediaContextDependencies(net::HttpTransactionFactory* factory);
 
   void PopulateNetworkSessionParams(bool ignore_certificate_errors,
                                     net::HttpNetworkSession::Params* params);
+  void DisableQuicOnBrowserIOThread();
 
   // These are called by the RequestContextGetters to create each
   // RequestContext.
   // They must be called on the IO thread.
   net::URLRequestContext* CreateSystemRequestContext();
   net::URLRequestContext* CreateMediaRequestContext();
   net::URLRequestContext* CreateMainRequestContext(
       content::BrowserContext* browser_context,
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors);
@@ skipping 27 matching lines @@
   std::unique_ptr<net::URLRequestJobFactory> system_job_factory_;
 
   bool main_dependencies_initialized_;
   std::unique_ptr<net::HttpTransactionFactory> main_transaction_factory_;
   std::unique_ptr<net::CookieStore> main_cookie_store_;
   std::unique_ptr<net::URLRequestJobFactory> main_job_factory_;
 
   bool media_dependencies_initialized_;
   std::unique_ptr<net::HttpTransactionFactory> media_transaction_factory_;
 
+  // Determines if QUIC is enabled for a URLContextGetter when it is created.
+  // QUIC can be disabled at runtime by calling DisableQuic() above.
+  // Only accessed on content::BrowserThread::IO thread.
+  bool enable_quic_;
+
   net::NetLog* net_log_;
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_URL_REQUEST_CONTEXT_FACTORY_H_