Issue #3528054 by almunnings, rteijeiro, dydave: Fixed regression introduced...
https://www.drupal.org/project/admin_toolbar/issues/3528054
Based on the patch from DO-3528054 from @almunnings and @rteijeiro (see also DO-3380953-11)
Fixed regression introduced in DO-3380953 causing fatal error original_link is null.
Related to MR !61 (merged).
Edited by David Suissa