Change record status: 
Project: 
Introduced in branch: 
8.x
Description: 

The theme hook for search_block_form, and the associated template search-block-form.tpl.php were removed. Themers wishing to override the standard block.tpl.php for the search block will now need to use a custom template override of block--search--form.tpl.php.

Impacts: 
Themers
Updates Done (doc team, etc.)
Online documentation: 
Not done
Theming guide: 
Not done
Module developer documentation: 
Not done
Examples project: 
Not done
Coder Review: 
Not done
Coder Upgrade: 
Not done
Other: 
Other updates done