Correction for Thunderbird  SeaMonkey - Fixes #5859 (#5892)
Correction for Thunderbird  SeaMonkey - Fixes #5859 (#5892)


kumar303/addons-frontend,tsl143/addons-frontend,mozilla/addons-frontend,tsl143/addons-frontend,aviarypl/mozilla-l10n-addons-frontend,aviarypl/mozilla-l10n-addons-frontend,mozilla/addons-frontend,kumar303/addons-frontend,aviarypl/mozilla-l10n-addons-frontend,tsl143/addons-frontend,kumar303/addons-frontend,aviarypl/mozilla-l10n-addons-frontend,mozilla/addons-frontend,mozilla/addons-frontend,tsl143/addons-frontend,kumar303/addons-frontend