Only mark a proxy as bad if we have confirmation that another proxy succeeded for the same request.

jingle/notifier/base/proxy_resolving_client_socket.cc

Index: jingle/notifier/base/proxy_resolving_client_socket.cc
diff --git a/jingle/notifier/base/proxy_resolving_client_socket.cc b/jingle/notifier/base/proxy_resolving_client_socket.cc
index 45d0c11c72a7bbe416656a248eb2a618e3ffa301..a4083b0fea990a417496953972a3099844a62895 100644
--- a/jingle/notifier/base/proxy_resolving_client_socket.cc
+++ b/jingle/notifier/base/proxy_resolving_client_socket.cc
@@ -190,6 +190,8 @@ void ProxyResolvingClientSocket::ProcessConnectDone(int status) {
       // Proxy reconsideration pending. Return.
       return;
     CloseTransportSocket();
+  } else {
+    ReportSuccessfulProxyConnection();
   }
   RunUserConnectCallback(status);
 }
@@ -274,6 +276,10 @@ int ProxyResolvingClientSocket::ReconsiderProxyAfterError(int error) {
   return rv;
 }
 
+void ProxyResolvingClientSocket::ReportSuccessfulProxyConnection() {
+  network_session_->proxy_service()->ReportSuccess(proxy_info_);
+}
+
 void ProxyResolvingClientSocket::Disconnect() {
   CloseTransportSocket();
   if (pac_request_)