IForumProviderRemoveRolesAsync - метод

Function RemoveRolesAsync ( 
	topicID As Guid,
	roles As IReadOnlyCollection(Of Guid),
	Optional serviceMessageMode As ForumServiceMessageMode = ForumServiceMessageMode.Enabled,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of ( As ForumResponse,  As ValidationResult))

Task<ValueTuple<ForumResponse^, ValidationResult^>>^ RemoveRolesAsync(
	Guid topicID, 
	IReadOnlyCollection<Guid>^ roles, 
	ForumServiceMessageMode serviceMessageMode = ForumServiceMessageMode::Enabled, 
	CancellationToken cancellationToken = CancellationToken()
)

abstract RemoveRolesAsync : 
        topicID : Guid * 
        roles : IReadOnlyCollection<Guid> * 
        ?serviceMessageMode : ForumServiceMessageMode * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _serviceMessageMode = defaultArg serviceMessageMode ForumServiceMessageMode.Enabled
        let _cancellationToken = defaultArg cancellationToken new CancellationToken()
*)
-> Task<ValueTuple<ForumResponse, ValidationResult>>