Interfaces where content types icons should be used (sorted by priority):

• UDW
• Content item view
• Content item edit view
• Sub-items
• Dashboard (views/dashboard/tab/*.html.twig)
• Create button (we want icons in popup menu)
• bookmarks
• drafts (admin/contentdraft/list)
• search results (views/admin/search/search_table_row.html.twig) + (are we using views/admin/search/list.html.twig ?)
• trash
• Multi-file upload
• content type list
• content type view
• content type edit