Grant origins engagement for having interactions on their notifications.

chrome/browser/engagement/site_engagement_service.h

 // 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 CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_
 #define CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 93 matching lines @@
 
   explicit SiteEngagementService(Profile* profile);
   ~SiteEngagementService() override;
 
   // Returns the engagement level of |url|.
   blink::mojom::EngagementLevel GetEngagementLevel(const GURL& url) const;
 
   // Returns a map of all stored origins and their engagement scores.
   std::map<GURL, double> GetScoreMap() const;
 
+  // Update the engagement score of |url| for a notification interaction.
+  void HandleNotificationInteraction(const GURL& url);
+
   // Returns whether the engagement service has enough data to make meaningful
   // decisions. Clients should avoid using engagement in their heuristic until
   // this is true.
   bool IsBootstrapped() const;
 
   // Returns whether |url| has at least the given |level| of engagement.
   bool IsEngagementAtLeast(const GURL& url,
                            blink::mojom::EngagementLevel level) const;
 
   // Resets the base engagement for |url| to |score|, clearing daily limits. Any
@@ skipping 20 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest,
                            CleanupMovesScoreBackToNow);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest,
                            CleanupMovesScoreBackToRebase);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest,
                            CleanupEngagementScoresProportional);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, ClearHistoryForURLs);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetMedianEngagement);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetTotalNavigationPoints);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, GetTotalUserInputPoints);
+  FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest,
+                           GetTotalNotificationPoints);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, RestrictedToHTTPAndHTTPS);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, LastShortcutLaunch);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, NotificationPermission);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest,
                            CleanupOriginsOnHistoryDeletion);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, IsBootstrapped);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, EngagementLevel);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, Observers);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, ScoreDecayHistograms);
   FRIEND_TEST_ALL_PREFIXES(SiteEngagementServiceTest, LastEngagementTime);
@@ skipping 124 matching lines @@
   // A list of observers. When any origin registers an engagement-increasing
   // event, each observer's OnEngagementIncreased method will be called.
   base::ObserverList<SiteEngagementObserver> observer_list_;
 
   base::WeakPtrFactory<SiteEngagementService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SiteEngagementService);
 };
 
 #endif  // CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_SERVICE_H_