Change record status: 
Project: 
Introduced in branch: 
11.0.x
Introduced in version: 
11.0.0
Description: 

Calling \Drupal\migrate\Plugin\Migration::getMigrationDependencies() with the $expand parameter has no effect. It is flagged as deprecated in Drupal 11.

There is more detail in the previous change record for the adding of the parameter, Migration::getMigrationDependencies() has a new parameter and MigrationPluginManager::expandPluginIds() is made public

Impacts: 
Module developers