public async Task PopulateContextEntriesAsync(IEnumerable <string> contexts, List <CacheContextEntry> entries)
        {
            if (contexts.Any(ctx => String.Equals(ctx, "types", StringComparison.OrdinalIgnoreCase)))
            {
                var identifier = await _contentDefinitionManager.GetIdentifierAsync();

                entries.Add(new CacheContextEntry("types", identifier));

                return;
            }
        }