load_fontawesome_icon_map web service does not respect current theme

Open Site administration -> Appearance -> Themes -> Theme settings Enable allowcoursethemes Open a course (any will do). Let's call this course " Course A " Edit settings Set "Appearance -> Force theme" to "Classic" Edit theme/classic/classes/output/icon_system_fontawesome.php in your preferred editor Add the following line in the function " get_core_icon_map() " just right before the return statement: $iconmap['core:docs'] = 'fa-square'; Purge caches Open the course again Turn editing on Click "Add an activity or resource" Confirm that under each activity is a Star, and a filled square box icon Open another course (using the Boost theme). Let's call this course " Course B " Click "Add an activity or resource" Confirm that under each activity is a Star, and an [i] icon Edit theme/classic/config.php At the bottom of the file add: $THEME->iconsystem = \core\output\icon_system_standard::class; Purge caches Visit Course B again Click "Add an activity or resource" Inspect the "Star" icon underneath any activity Confirm that the star is in an " <i> " tag Visit Course A again Click "Add an activity or resource" Inspect the "Star" icon underneath any activity Confirm that the star is in an " <img> " tag