pub(crate) trait ExecCommandsSupport {
// Required methods
fn check_support_and_enabled(
&self,
command_id: DOMString,
can_gc: CanGc,
) -> Option<(Box<dyn BaseCommand>, DomRoot<Selection>)>;
fn exec_command_for_command_id(
&self,
command_id: DOMString,
value: DOMString,
can_gc: CanGc,
) -> bool;
}