+* The SecondaryDataUpdates hook was deprecated in favor of RevisionDataUpdates,
+ or overriding ContentHandler::getSecondaryDataUpdates (T194038).
+* The WikiPageDeletionUpdates hook was deprecated in favor of
+ PageDeletionDataUpdates, or overriding ContentHandler::getDeletionDataUpdates
+ (T194038).
+* Content::getSecondaryDataUpdates has been deprecated in favor of
+ ContentHandler::getSecondaryDataUpdates() for overriding by extensions
+ (T194038).
+ Application logic should call WikiPage::doSecondaryDataUpdates() (T194037).
+* Content::getDeletionUpdates has been deprecated in favor of
+ ContentHandler::getDeletionUpdates() for overriding by extensions (T194038).
+ Application logic should call WikiPage::doSecondaryDataUpdates() (T194037).