Add response code to the success callback of ReportSender

net/http/transport_security_state.cc

Index: net/http/transport_security_state.cc
diff --git a/net/http/transport_security_state.cc b/net/http/transport_security_state.cc
index 5f82c2897b51ec403963e9da6674c389f38aff73..7b03195d4b44d0c13e684337853709d1b9d7a89b 100644
--- a/net/http/transport_security_state.cc
+++ b/net/http/transport_security_state.cc
@@ -68,7 +68,9 @@ struct SHA256ToHashValueComparator {
   }
 };
 
-void RecordUMAForHPKPReportFailure(const GURL& report_uri, int net_error) {
+void RecordUMAForHPKPReportFailure(const GURL& report_uri,
+                                   int net_error,
+                                   int response_code) {
   UMA_HISTOGRAM_SPARSE_SLOWLY("Net.PublicKeyPinReportSendingFailure2",
                               -net_error);
 }
@@ -825,7 +827,7 @@ void TransportSecurityState::CheckExpectStaple(
   }
   report_sender_->Send(expect_staple_state.report_uri,
                        "application/json; charset=utf-8", serialized_report,
-                       base::Closure(),
+                       base::Callback<void(int)>(),
                        base::Bind(RecordUMAForHPKPReportFailure));
 }
 
@@ -1083,7 +1085,7 @@ TransportSecurityState::CheckPinsAndMaybeSendReport(
           base::TimeDelta::FromMinutes(kTimeToRememberHPKPReportsMins));
 
   report_sender_->Send(pkp_state.report_uri, "application/json; charset=utf-8",
-                       serialized_report, base::Closure(),
+                       serialized_report, base::Callback<void(int)>(),
                        base::Bind(RecordUMAForHPKPReportFailure));
   return PKPStatus::VIOLATED;
 }