Adds a download to history. This will also notify observers that the URI
aSource is visited with the topic NS_LINK_VISITED_EVENT_TOPIC if
aSource has not yet been visited.
void addDownload( in nsIURI aSource, in nsIURI aReferrer, Optional in PRTime aStartTime Optional );
- The source of the download we are adding to history. This cannot be
- The referrer of source URI.
- The time the download was started. If the start time is not given, the current time is used.