Removes one reference from topic.

If this function has been called the same number of times that topic was created by CreateTopics(ITopicList), then topic is deleted. A 'TopicDeleted' message is delivered, preceded by 'TopicDeactivated' if topic was subscribed.

A provider must not publish a message on a deleted topic.

The Topic to be deleted.

The topic must not be deleted more times than it has been created.

void DeleteTopic(
	Topic topic
)

Sub DeleteTopic ( 
	topic As Topic
)

void DeleteTopic(
	Topic^ topic
)

abstract DeleteTopic : 
        topic : Topic -> unit