Use CertificateReportSender error callback to record HPKP UMA metrics

net/url_request/certificate_report_sender.cc

 // Copyright 2015 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/certificate_report_sender.h"
 
 #include <utility>
 
 #include "base/stl_util.h"
 #include "net/base/elements_upload_data_stream.h"
 #include "net/base/load_flags.h"
 #include "net/base/request_priority.h"
 #include "net/base/upload_bytes_element_reader.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_status.h"
 
 namespace net {
 
 CertificateReportSender::CertificateReportSender(
     URLRequestContext* request_context,
     CookiesPreference cookies_preference)
     : CertificateReportSender(request_context,
                               cookies_preference,
-                              base::Callback<void(URLRequest*)>()) {}
+                              ErrorCallback()) {}
 
 CertificateReportSender::CertificateReportSender(
     URLRequestContext* request_context,
     CookiesPreference cookies_preference,
-    const base::Callback<void(URLRequest*)>& error_callback)
+    const ErrorCallback& error_callback)
     : request_context_(request_context),
       cookies_preference_(cookies_preference),
       error_callback_(error_callback) {}
 
 CertificateReportSender::~CertificateReportSender() {
   // Cancel all of the uncompleted requests.
   STLDeleteElements(&inflight_requests_);
 }
 
 void CertificateReportSender::Send(const GURL& report_uri,
@@ skipping 13 matching lines @@
   scoped_ptr<UploadElementReader> reader(
       UploadOwnedBytesElementReader::CreateWithString(report));
   url_request->set_upload(
       ElementsUploadDataStream::CreateWithReader(std::move(reader), 0));
 
   URLRequest* raw_url_request = url_request.get();
   inflight_requests_.insert(url_request.release());
   raw_url_request->Start();
 }
 
+void CertificateReportSender::SetErrorCallback(
+    const ErrorCallback& error_callback) {
+  error_callback_ = error_callback;
+}
+
 void CertificateReportSender::OnResponseStarted(URLRequest* request) {
   if (!request->status().is_success()) {
     DVLOG(1) << "Failed to send certificate report for "
              << request->url().host();
     if (!error_callback_.is_null())
-      error_callback_.Run(request);
+      error_callback_.Run(request->url(), request->status().error());
   }
 
   CHECK_GT(inflight_requests_.erase(request), 0u);
   // Clean up the request, which cancels it.
   delete request;
 }
 
 void CertificateReportSender::OnReadCompleted(URLRequest* request,
                                               int bytes_read) {
   NOTREACHED();
 }
 
 }  // namespace net