Implements the feature notification for Quick Unlock

chrome/browser/chromeos/login/session/user_session_manager.cc

Index: chrome/browser/chromeos/login/session/user_session_manager.cc
diff --git a/chrome/browser/chromeos/login/session/user_session_manager.cc b/chrome/browser/chromeos/login/session/user_session_manager.cc
index f461799aa41dbea7994e0110f96a3cb2ddf71a97..4a7f9fccd00462e7c0bee7f2cf7dc2791cb44198 100644
--- a/chrome/browser/chromeos/login/session/user_session_manager.cc
+++ b/chrome/browser/chromeos/login/session/user_session_manager.cc
@@ -1740,6 +1740,15 @@ void UserSessionManager::DoBrowserLaunchInternal(Profile* profile,
   if (HatsNotificationController::ShouldShowSurveyToProfile(profile))
     hats_notification_controller_ = new HatsNotificationController(profile);
 
+  if (QuickUnlockNotificationController::ShouldShow(profile) &&
+      quick_unlock_notification_handler_.find(profile) ==
+          quick_unlock_notification_handler_.end()) {
+    auto* qu_feature_notification_controller =
+        new QuickUnlockNotificationController(profile);
+    quick_unlock_notification_handler_.insert(
+        std::make_pair(profile, qu_feature_notification_controller));
+  }
+
   // Mark login host for deletion after browser starts.  This
   // guarantees that the message loop will be referenced by the
   // browser before it is dereferenced by the login host.