public BundleManager(int id, BundleCollection bundles, IBundlingContext bundlingContext, CancellationToken shutdownToken,
IEnumerable <IBundleModelFactory> modelFactories, IBundleCache cache, IBundleVersionProvider versionProvider, IBundleUrlHelper urlHelper,
ILoggerFactory loggerFactory, ISystemClock clock)
{
_id = id;
_bundlingContext = bundlingContext;
_shutdownToken = shutdownToken;
_modelFactories = modelFactories;
_cache = cache;
_versionProvider = versionProvider;
_urlHelper = urlHelper;
_logger = loggerFactory.CreateLogger <BundleManager>();
_clock = clock;
_bundles = bundles.ToDictionary(b => b.Path, CreateModel);
}