Plumb connection attempts from (non-proxy) ConnectJobs to HttpNetworkTransaction.

net/http/http_transaction.h

 // Copyright (c) 2011 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 NET_HTTP_HTTP_TRANSACTION_H_
 #define NET_HTTP_HTTP_TRANSACTION_H_
 
 #include "net/base/completion_callback.h"
 #include "net/base/load_states.h"
 #include "net/base/net_export.h"
 #include "net/base/request_priority.h"
 #include "net/base/upload_progress.h"
+#include "net/socket/connection_attempts.h"
 #include "net/websockets/websocket_handshake_stream_base.h"
 
 namespace net {
 
 class AuthCredentials;
 class BoundNetLog;
 class HttpRequestHeaders;
 struct HttpRequestInfo;
 class HttpResponseInfo;
 class IOBuffer;
@@ skipping 144 matching lines @@
   virtual void SetBeforeNetworkStartCallback(
       const BeforeNetworkStartCallback& callback) = 0;
 
   // Set the callback to receive notification just before a proxy request
   // is to be sent.
   virtual void SetBeforeProxyHeadersSentCallback(
       const BeforeProxyHeadersSentCallback& callback) = 0;
 
   // Resumes the transaction after being deferred.
   virtual int ResumeNetworkStart() = 0;
+
+  virtual void GetConnectionAttempts(ConnectionAttempts* out) const = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_TRANSACTION_H_