Patch 1.13.3 (undocumented changes)

This article lists all undocumented changes for patch 1.13.3. All documented changes should be listed on the main article.
==API==
*GetActionCount() now returns zero for spells requiring reagents in the player inventory , Blizzard forum discussion on GetActionCount() removal from Classic
*GetTotemInfo() has been removed, Blizzard forum discussion on GetTotemInfo() removal from Classic
==References==
1.13.3 (undocumented changes)