tracker.page_tab:
  route_name: tracker.page
  title: 'Recent content'
  base_route: tracker.page

tracker.users_recent_tab:
  route_name: tracker.users_recent_content
  title: 'My recent content'
  base_route: tracker.page
  class: '\Drupal\tracker\Plugin\Menu\UserTrackerTab'

tracker.user_tab:
  route_name: tracker.user_tab
  base_route: entity.user.canonical
  title: 'Activity'