By star-szr on
Change record status: 
Published (View all published change records)
Project: 
Drupal core
Introduced in branch: 
8.x
Issue links: 
https://www.drupal.org/node/1828536
Description: 

To avoid ambiguity with the '#type' key in render arrays and pave the way for further changes and improvements, the 'type' variable in theme_item_list() has been renamed to 'list_type'.

Impacts: 
Module developers
Themers