System.ComponentModel.Composition.Primitives.ComposablePartDefinition.TryGetExports(System.ComponentModel.Composition.Primitives.ImportDefinition, out System.Tuple<System.ComponentModel.Composition.Primitives.ComposablePartDefinition, System.ComponentModel.Composition.Primitives.ExportDefinition>, out System.Collections.Generic.IEnumerable<System.Tuple<System.ComponentModel.Composition.Primitives.ComposablePartDefinition, System.ComponentModel.Composition.Primitives.ExportDefinition>>)