[Chromecast] Add proxy server support to chromecast

chromecast/net/connectivity_checker_impl.h

Index: chromecast/net/connectivity_checker_impl.h
diff --git a/chromecast/net/connectivity_checker_impl.h b/chromecast/net/connectivity_checker_impl.h
index 8779d0cc6bf92fff149f247df4f69b1491a49e72..cea530f37f71e3cdce1cfeeec8001e5b4e86d650 100644
--- a/chromecast/net/connectivity_checker_impl.h
+++ b/chromecast/net/connectivity_checker_impl.h
@@ -34,7 +34,8 @@ class ConnectivityCheckerImpl
  public:
   // Connectivity checking and initialization will run on task_runner.
   explicit ConnectivityCheckerImpl(
-      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
+      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
+      net::URLRequestContextGetter* url_request_context_getter);

[halliwell, 2017/02/08 00:07:06]

forward declare this class?

[almasrymina, 2017/02/08 00:48:04]

Done.

 
   // ConnectivityChecker implementation:
   bool Connected() const override;
@@ -81,7 +82,7 @@ class ConnectivityCheckerImpl
   void CheckInternal();
 
   std::unique_ptr<GURL> connectivity_check_url_;
-  std::unique_ptr<net::URLRequestContext> url_request_context_;
+  net::URLRequestContext* url_request_context_;
   std::unique_ptr<net::URLRequest> url_request_;
   const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 
@@ -99,6 +100,8 @@ class ConnectivityCheckerImpl
   // called.
   base::CancelableCallback<void()> timeout_;
 
+  net::URLRequestContextGetter* url_request_context_getter_;
+
   DISALLOW_COPY_AND_ASSIGN(ConnectivityCheckerImpl);
 };