Handles proxy authentication request in ProxyResolvingClientSocket

jingle/glue/proxy_resolving_client_socket.cc

Index: jingle/glue/proxy_resolving_client_socket.cc
diff --git a/jingle/glue/proxy_resolving_client_socket.cc b/jingle/glue/proxy_resolving_client_socket.cc
index c73601858405e5ba9919cfc93807f8ed46749ac6..e253db9bc1f131758a9a5eeb54a56dfd4642d980 100644
--- a/jingle/glue/proxy_resolving_client_socket.cc
+++ b/jingle/glue/proxy_resolving_client_socket.cc
@@ -13,6 +13,7 @@
 #include "net/base/load_flags.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_network_session.h"
+#include "net/http/http_transaction_factory.h"
 #include "net/socket/client_socket_handle.h"
 #include "net/socket/client_socket_pool_manager.h"
 #include "net/url_request/url_request_context.h"
@@ -91,6 +92,11 @@ ProxyResolvingClientSocket::ProxyResolvingClientSocket(
   }
 
   network_session_ = new net::HttpNetworkSession(session_params);
+
+  net::HttpAuthCache* existing_cache =
+      request_context->http_transaction_factory()
+          ->GetSession()->http_auth_cache();
+  network_session_->http_auth_cache()->UpdateAllFrom(*existing_cache);

[Ryan Sleevi, 2014/08/23 02:47:12]

Create your own HttpAuthCache.

Confirm that you reach this code path:
https://code.google.com/p/chromium/codesearch#chromium/src/net/http/http_auth...

You should reach it from 
https://code.google.com/p/chromium/codesearch#chromium/src/net/http/http_auth...

which you should reach from
https://code.google.com/p/chromium/codesearch#chromium/src/net/http/proxy_cli...

which you should reach from
https://code.google.com/p/chromium/codesearch#chromium/src/net/http/http_prox...

which you should reach from
https://code.google.com/p/chromium/codesearch#chromium/src/net/socket/client_...
(asynchronously)

 }
 
 ProxyResolvingClientSocket::~ProxyResolvingClientSocket() {