Update net/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

net/url_request/url_request_context_builder.cc

Index: net/url_request/url_request_context_builder.cc
diff --git a/net/url_request/url_request_context_builder.cc b/net/url_request/url_request_context_builder.cc
index 841d18071f05dcaba930fbb5573b4e4640da1801..ac56dae3f9d7249bf97a019d9454d29d537e8571 100644
--- a/net/url_request/url_request_context_builder.cc
+++ b/net/url_request/url_request_context_builder.cc
@@ -291,7 +291,7 @@ URLRequestContext* URLRequestContextBuilder::Build() {
     scoped_refptr<net::HttpNetworkSession> network_session(
         new net::HttpNetworkSession(network_session_params));
 
-    http_transaction_factory = new HttpNetworkLayer(network_session);
+    http_transaction_factory = new HttpNetworkLayer(network_session.get());
   }
   storage->set_http_transaction_factory(http_transaction_factory);