Add experimental feature info to certificate reports

components/certificate_reporting/error_report.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 "components/certificate_reporting/error_report.h"
 
+#include <map>
+#include <string>
 #include <vector>
 
+#include "base/feature_list.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/time/time.h"
 #include "components/certificate_reporting/cert_logger.pb.h"
 #include "net/cert/cert_status_flags.h"
 #include "net/cert/x509_certificate.h"
 #include "net/ssl/ssl_info.h"
 
 namespace certificate_reporting {
 
@@ skipping 98 matching lines @@
   }
 
   interstitial_info->set_user_proceeded(proceed_decision == USER_PROCEEDED);
   interstitial_info->set_overridable(overridable == INTERSTITIAL_OVERRIDABLE);
 }
 
 const std::string& ErrorReport::hostname() const {
   return cert_report_->hostname();
 }
 
+void ErrorReport::AddFeature(const std::string& feature_name,
+                             bool enabled,
+                             const std::map<std::string, std::string>& params) {
+  CertLoggerFeatureInfo* report_feature = cert_report_->add_features_info();
+  report_feature->set_feature(feature_name);
+  report_feature->set_enabled(enabled);
+  for (const auto& param : params) {
+    CertLoggerFeatureInfo::Parameter* parameter = report_feature->add_params();
+    parameter->set_name(param.first);
+    parameter->set_value(param.second);
+  }
+}
+
 }  // namespace certificate_reporting