chrome/browser/interstitials/chrome_metrics_helper.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_INTERSTITIALS_CHROME_METRICS_HELPER_H_
   6 #define CHROME_BROWSER_INTERSTITIALS_CHROME_METRICS_HELPER_H_
   7
   8 #include <string>
   9
  10 #include "components/security_interstitials/core/metrics_helper.h"
  11 #include "url/gurl.h"
  12
  13 namespace content {
  14 class WebContents;
  15 }
  16
  17 namespace extensions {
  18 class ExperienceSamplingEvent;
  19 }
  20
  21 // This class adds desktop-Chrome-specific metrics (extension experience
  22 // sampling) to the security_interstitials::MetricsHelper. Together, they
  23 // record UMA, Rappor, and experience sampling metrics.
  24 class ChromeMetricsHelper : public security_interstitials::MetricsHelper {
  25  public:
  26   ChromeMetricsHelper(
  27       content::WebContents* web_contents,
  28       const GURL& url,
  29       const security_interstitials::MetricsHelper::ReportDetails settings,
  30       const std::string& sampling_event_name);
  31   ~ChromeMetricsHelper() override;
  32
  33  protected:
  34   // security_interstitials::MetricsHelper methods:
  35   void RecordExtraUserDecisionMetrics(
  36       security_interstitials::MetricsHelper::Decision decision) override;
  37   void RecordExtraUserInteractionMetrics(
  38       security_interstitials::MetricsHelper::Interaction interaction) override;
  39
  40  private:
  41   content::WebContents* web_contents_;
  42   const GURL request_url_;
  43   const std::string sampling_event_name_;
  44 #if defined(ENABLE_EXTENSIONS)
  45   scoped_ptr<extensions::ExperienceSamplingEvent> sampling_event_;
  46 #endif
  47
  48   DISALLOW_COPY_AND_ASSIGN(ChromeMetricsHelper);
  49 };
  50
  51 #endif  // CHROME_BROWSER_INTERSTITIALS_CHROME_METRICS_HELPER_H_