hook_aggregator_remove($feed)Implement this hook to remove stored data if a feed is being deleted or a feed's items are being removed.
Aggregator calls this hook if either a feed is deleted or a user clicks on "remove items".
If your module stores feed items for example on hook_aggregator_process() it is recommended to implement this hook and to remove data related to $feed when called.
$feed The $feed object whose items are being removed.
modules/aggregator/aggregator.api.php, line 225
<?php
function hook_aggregator_remove($feed) {
mymodule_remove_items($feed->fid);
}
?>