onPopPage method
Called when Page route is popped this is not called when pageless routes are popped e.g popping a dialog that does not use PageRoute will not trigger this method
Implementation
void onPopPage(AutoRoutePage<Object?> page) {
  _pages.remove(page);
  _updateSharedPathData(includeAncestors: true);
  if (isRouteDataActive(page.routeData)) {
    navigationHistory.rebuildUrl();
  }
}