Change record status: 
Project: 
Introduced in branch: 
11.3.x
Introduced in version: 
11.3.0
Description: 

A new $persist boolean argument (TRUE by default) has been added to WorkspaceManagerInterface::setActiveWorkspace().

This argument will be added to the method's signature as an API addition starting with Drupal 12.0.

Impacts: 
Module developers