/usr/share/xul-ext/imap-acl/chrome/ is in xul-ext-imap-acl 0.2.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/xul-ext/imap-acl/chrome/content/
/usr/share/xul-ext/imap-acl/chrome/content/about.xul
/usr/share/xul-ext/imap-acl/chrome/content/aclOverview.js
/usr/share/xul-ext/imap-acl/chrome/content/aclOverview.xul
/usr/share/xul-ext/imap-acl/chrome/content/aclUtils.js
/usr/share/xul-ext/imap-acl/chrome/content/acls.js
/usr/share/xul-ext/imap-acl/chrome/content/acls.xul
/usr/share/xul-ext/imap-acl/chrome/content/changeAcl.js
/usr/share/xul-ext/imap-acl/chrome/content/changeAcl.xul
/usr/share/xul-ext/imap-acl/chrome/content/options.xul
/usr/share/xul-ext/imap-acl/chrome/content/overlay.js
/usr/share/xul-ext/imap-acl/chrome/content/overlay.xul
/usr/share/xul-ext/imap-acl/chrome/locale/
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/about.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/acls.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/acls.properties
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/changeAcl.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/changeAcl.properties
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/options.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/overlay.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/de-DE/overlay.properties
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/about.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/acls.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/acls.properties
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/changeAcl.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/changeAcl.properties
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/options.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/overlay.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/en-US/overlay.properties
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/about.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/acls.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/acls.properties
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/changeAcl.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/changeAcl.properties
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/options.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/overlay.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/fr-FR/overlay.properties
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/about.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/acls.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/acls.properties
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/changeAcl.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/changeAcl.properties
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/options.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/overlay.dtd
/usr/share/xul-ext/imap-acl/chrome/locale/pt-BR/overlay.properties
/usr/share/xul-ext/imap-acl/chrome/skin/
/usr/share/xul-ext/imap-acl/chrome/skin/overlay.css
/usr/share/xul-ext/imap-acl/chrome/skin/toolbar-button_16_t.png
/usr/share/xul-ext/imap-acl/chrome/skin/toolbar-button_16_t_list.png
/usr/share/xul-ext/imap-acl/chrome/skin/toolbar-button_24_t.png
/usr/share/xul-ext/imap-acl/chrome/skin/toolbar-button_24_t_list.png