Stopping the history recording for a supervised user

chrome/browser/supervised_user/supervised_user_service.h

Index: chrome/browser/supervised_user/supervised_user_service.h
diff --git a/chrome/browser/supervised_user/supervised_user_service.h b/chrome/browser/supervised_user/supervised_user_service.h
index 55e3be269487cd242b5a759ecdee46b5c354e687..e4e282931ae4db9feb4758e6ac6dc82cbc8f8afe 100644
--- a/chrome/browser/supervised_user/supervised_user_service.h
+++ b/chrome/browser/supervised_user/supervised_user_service.h
@@ -206,7 +206,10 @@ class SupervisedUserService : public KeyedService,
   friend class SupervisedUserServiceExtensionTestBase;
   friend class SupervisedUserServiceFactory;
   FRIEND_TEST_ALL_PREFIXES(SupervisedUserServiceTest, ClearOmitOnRegistration);
-
+  FRIEND_TEST_ALL_PREFIXES(SupervisedUserServiceTest,
+                           ChangesIncludedSessionOnChangedSettings);
+  FRIEND_TEST_ALL_PREFIXES(SupervisedUserServiceTest,
+                           ChangesSyncSessionStateOnChangedSettings);
   // A bridge from the UI thread to the SupervisedUserURLFilters, one of which
   // lives on the IO thread. This class mediates access to them and makes sure
   // they are kept in sync.
@@ -309,6 +312,19 @@ class SupervisedUserService : public KeyedService,
   // Returns the human readable name of the supervised user.
   std::string GetSupervisedUserName() const;
 
+  // Subscribes to the SupervisedUserPrefStore, refreshes
+  // |includes_sync_sessions_type_| and triggers reconfiguring the
+  // ProfileSyncService.
+  void OnHistoryRecordingStateChanged();
+
+  // Returns true if the syncer::SESSIONS type should be included in Sync.
+  bool IncludesSyncSessionsType() const;
+
+  // The option a custodian sets to either record or prevent recording the
+  // supervised user's history. Set by |FetchNewSessionSyncState()| and
+  // defaults to true.
+  bool includes_sync_sessions_type_;
+
   // Owns us via the KeyedService mechanism.
   Profile* profile_;