src/vs/workbench/contrib/logs/common/logsActions.ts/SetLogLevelAction/getDescription
class SetLogLevelAction:	private getDescription(level: LogLevel, current: LogLevel): string | undefined {
		if (DEFAULT_LOG_LEVEL === level && current === level) {
			return nls.localize('default and current', "Default & Current");
		}
		if (DEFAULT_LOG_LEVEL === level) {
			return nls.localize('default', "Default");
		}
		if (current === level) {
			return nls.localize('current', "Current");
		}
		return undefined;
	}