Inline documentation for hooks in wp-admin/includes/class-wp-theme-install-list-table.php.

Props kpdesign for the cleanup.
Fixes #27293.

Built from https://develop.svn.wordpress.org/trunk@27430


git-svn-id: http://core.svn.wordpress.org/trunk@27277 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Inline documentation for hooks in wp-includes/class-wp-customize-control.php.

Fixes #27294.

Built from https://develop.svn.wordpress.org/trunk@27431


git-svn-id: http://core.svn.wordpress.org/trunk@27278 1a063a9b-81f0-0310-95a4-ce76da25c4cd