1 files changed, 42 insertions, 0 deletions
diff --git a/ios/chrome/browser/interstitials/ios_chrome_metrics_helper.h b/ios/chrome/browser/interstitials/ios_chrome_metrics_helper.h
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+++ b/ios/chrome/browser/interstitials/ios_chrome_metrics_helper.h
@@ -0,0 +1,42 @@
+// 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.
+
+#ifndef IOS_CHROME_BROWSER_INTERSTITIALS_IOS_CHROME_METRICS_HELPER_H_
+#define IOS_CHROME_BROWSER_INTERSTITIALS_IOS_CHROME_METRICS_HELPER_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "components/security_interstitials/core/metrics_helper.h"
+#include "url/gurl.h"
+
+namespace web {
+class WebState;
+}
+
+// This class provides a concrete implementation for Chrome on iOS to the
+// security_interstitials::MetricsHelper class. Together, they record UMA,
+// Rappor, and experience sampling metrics.
+class IOSChromeMetricsHelper : public security_interstitials::MetricsHelper {
+ public:
+  IOSChromeMetricsHelper(
+      web::WebState* web_state,
+      const GURL& request_url,
+      const security_interstitials::MetricsHelper::ReportDetails
+          report_details);
+  ~IOSChromeMetricsHelper() override;
+
+ protected:
+  // security_interstitials::MetricsHelper implementation.
+  void RecordExtraUserDecisionMetrics(
+      security_interstitials::MetricsHelper::Decision decision) override;
+  void RecordExtraUserInteractionMetrics(
+      security_interstitials::MetricsHelper::Interaction interaction) override;
+  void RecordExtraShutdownMetrics() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(IOSChromeMetricsHelper);
+};
+
+#endif  // IOS_CHROME_BROWSER_INTERSTITIALS_IOS_CHROME_METRICS_HELPER_H_