Leaving myself a note here: only ever use -moz-binding in global.css when in OS theme files. Doing it elsewhere (like toolbar.css) will cause a strange bug where it will work the first time you run after recompiling, but not afterwards. You wouldn't believe how long it took me to debug that.
Created an attachment (id=446645)
Patch
Leaving myself a note here: only ever use -moz-binding in global.css when in OS theme files. Doing it elsewhere (like toolbar.css) will cause a strange bug where it will work the first time you run after recompiling, but not afterwards. You wouldn't believe how long it took me to debug that.