Plumb ConnectionAttempts from HttpNetworkTransaction to URLRequest.

net/url_request/url_request.cc

 // Copyright (c) 2012 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.
 
 #include "net/url_request/url_request.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 1171 matching lines @@
   base::debug::StackTrace* stack_trace_copy =
       new base::debug::StackTrace(NULL, 0);
   *stack_trace_copy = stack_trace;
   stack_trace_.reset(stack_trace_copy);
 }
 
 const base::debug::StackTrace* URLRequest::stack_trace() const {
   return stack_trace_.get();
 }
 
+void URLRequest::GetConnectionAttempts(ConnectionAttempts* out) const {
+  if (job_)
+    job_->GetConnectionAttempts(out);
+  else
+    out->clear();
+}
+
 }  // namespace net