* Parser::isValidHalfParsedText()
* StripState::getSubState()
* StripState::merge()
-* The "free" class is now only applied to unbracketed URLs in wikitext. Links
+* The "free" CSS class is now only applied to unbracketed URLs in wikitext. Links
written using square brackets will get the class "text" not "free".
+* SpecialPageFactory::getList(), deprecated in 1.24, has been removed. You can
+ use ::getNames() instead.
* OpenSearch::getOpenSearchTemplate(), deprecated in 1.25, has been removed. You
can use ApiOpenSearch::getOpenSearchTemplate() instead.
* The global function wfBaseConvert, deprecated in 1.27, has been removed. Use
transaction also results in an exception. Previously these were logged as errors.
The startAtomic() and endAtomic() methods, or AtomicSectionUpdate should be used
instead.
+* The global function wfOutputHandler() was removed, use the its replacement
+ MediaWiki\OutputHandler::handle() instead. The global function was only sometimes defined.
+ Its replacement is always available via the autoloader.
== Compatibility ==
MediaWiki 1.31 requires PHP 5.5.9 or later. Although HHVM 3.18.5 or later is supported,