There's no need to update triggers in the following cases:
* Packages installing stuff into /usr/share/applications.
* Packages setting $gtk_iconcache_dirs.
* Packages setting $font_dirs.
* Packages setting ${sgml,xml}_entries.
--HG--
extra : convert_revision : 11c74b41f8cf474e9bf4dbb961b1aa9c6f6540bf
