session_manager: Tracks user sessions

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

Index: chrome/browser/chromeos/login/session/chrome_session_manager.cc
diff --git a/chrome/browser/chromeos/login/session/chrome_session_manager.cc b/chrome/browser/chromeos/login/session/chrome_session_manager.cc
index eca7409e7edb7025ab824765360ef29e28dba694..557d022b283d25da8227cece8a21bd09ff8fa100 100644
--- a/chrome/browser/chromeos/login/session/chrome_session_manager.cc
+++ b/chrome/browser/chromeos/login/session/chrome_session_manager.cc
@@ -15,6 +15,7 @@
 #include "chrome/browser/chromeos/app_mode/kiosk_app_launch_error.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/arc/arc_auth_service.h"
+#include "chrome/browser/chromeos/boot_times_recorder.h"
 #include "chrome/browser/chromeos/login/login_wizard.h"
 #include "chrome/browser/chromeos/login/session/user_session_manager.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
@@ -240,4 +241,14 @@ void ChromeSessionManager::SessionStarted() {
           user_manager->GetActiveUser()));
 }
 
+void ChromeSessionManager::NotifyUserLoggedIn(const AccountId& user_account_id,
+                                              const std::string& user_id_hash,
+                                              bool browser_restart) {
+  BootTimesRecorder* btl = BootTimesRecorder::Get();
+  btl->AddLoginTimeMarker("UserLoggedIn-Start", false);
+  session_manager::SessionManager::NotifyUserLoggedIn(
+      user_account_id, user_id_hash, browser_restart);
+  btl->AddLoginTimeMarker("UserLoggedIn-End", false);
+}
+
 }  // namespace chromeos