render diffs between two Content objects, and DifferenceEngine::setRevisions()
to render diffs between two custom (potentially multi-content) revisions.
Added GetSlotDiffRenderer hook which works like GetDifferenceEngine for slots.
+* Added a temporary action=mcrundo to the web UI, as the normal undo logic
+ can't yet handle MCR and deadlines are forcing is to put off fixing that.
+ This action should be considered deprecated and should not be used directly.
+* Extensions overriding ContentHandler::getUndoContent() will need to be
+ updated for the changed method signature.
=== External library changes in 1.32 ===
* …
MediaWikiServices.
* mw.user.stickyRandomId was renamed to the more explicit
mw.user.getPageviewToken to better capture its function.
+* Passing Revision objects to ContentHandler::getUndoContent() is deprecated,
+ Content object should be passed instead.
=== Other changes in 1.32 ===
* (T198811) The following tables have had their UNIQUE indexes turned into