Microsoft.CodeAnalysis.DocumentHighlighting.IRemoteDocumentHighlightsService.GetDocumentHighlightsAsync(Microsoft.CodeAnalysis.Checksum, Microsoft.CodeAnalysis.DocumentId, System.Int32, System.Collections.Immutable.ImmutableArray<Microsoft.CodeAnalysis.DocumentId>, Microsoft.CodeAnalysis.DocumentHighlighting.HighlightingOptions, System.Threading.CancellationToken)