Passed to LikeButton by CommentNode, with the state and the
functions of WSContext.
commentId: string
count: number
The socket's live count if it has one, else the comment's likeCount.
liked: boolean
optional
disabled: boolean
Set for a visitor, whom the tooltip asks to log in.
onLike: (commentId: string,shownCount?: number) => void
Called with count, which WSContext needs until it has a live count.
onUnlike: (commentId: string,shownCount?: number) => void
Called with count, as onLike is.