pub trait UsageReporterProxyInterface: Send + Sync {
// Required methods
fn watch(
&self,
usage: &Usage,
usage_watcher: ClientEnd<UsageWatcherMarker>,
) -> Result<(), Error>;
fn watch2(
&self,
usage: &Usage2,
usage_watcher: ClientEnd<UsageWatcher2Marker>,
) -> Result<(), Error>;
}