private async Task CreateSheetAsync(IStylingService engine, IDocument document)
{
var cancel = CancellationToken.None;
var response = VirtualResponse.Create(res => res.Content(TextContent).Address(default(Url)));
var options = new StyleOptions(document)
{
Element = this,
IsDisabled = IsDisabled,
IsAlternate = false
};
var task = engine.ParseStylesheetAsync(response, options, cancel);
_sheet = await task.ConfigureAwait(false);
}
