+* The jquery.byteLength module, deprecated in 1.31, was removed.
+ Use the mediawiki.String module instead.
+* mw.language.specialCharacters, deprecated in 1.33, has been removed.
+ Use require( 'mediawiki.language.specialCharacters' ) instead.
+* EditPage::submit(), deprecated in 1.29, has been removed. Use $this->edit()
+ directly.
+* HTMLForm::getErrors(), deprecated in 1.28, has been removed. Use
+ getErrorsOrWarnings() instead.
+* SpecialPage::getTitle(), deprecated in 1.23, has been removed. Use
+ SpecialPage::getPageTitle() instead.
+* jquery.ui.effect-bounce, jquery.ui.effect-explode, jquery.ui.effect-fold
+ jquery.ui.effect-pulsate, jquery.ui.effect-slide, jquery.ui.effect-transfer,
+ which are no longer used, have now been removed.
+* SpecialEmailUser::validateTarget(), ::getTarget() without a sender/user
+ specified, deprecated in 1.30, have been removed.
+* BufferingStatsdDataFactory::getBuffer(), deprecated in 1.30, has been removed.
+* The constant DB_SLAVE, deprecated in 1.28, has been removed. Use DB_REPLICA.
+* Replacer, DoubleReplacer, HashtableReplacer and RegexlikeReplacer
+ (deprecated in 1.32) have been removed. Closures should be used instead.
+* OutputPage::addWikiText(), ::addWikiTextWithTitle(), ::addWikiTextTitleTidy(),
+ ::addWikiTextTidy(), ::addWikiTextTitle(), deprecated in 1.32, have been
+ removed.
+* The $wgUseKeyHeader configuration option and the OutputPage::getKeyHeader()
+ method, deprecated in 1.32, have been removed.
+* WebInstallerOutput::addWikiText(), deprecated in 1.32, has been removed.
+* Parser::fetchFile(), deprecated in 1.32, has been removed. Use the method
+ Parser::fetchFileAndTitle() instead.
+* The global function wfBCP47, deprecated in 1.31, has been removed.
+* wfCountDown() function, deprecated in 1.31, has been removed. Use
+ \Maintenance::countDown() method instead.
+* OutputPage::wrapWikiMsg() no longer accepts an options parameter. This was
+ deprecated since 1.20.
+* Skin::outputPage() no longer accepts a context. This was deprecated in 1.20.
+* Linker::link() no longer accepts a string for the query array, as was
+ deprecated in 1.20.
+* PrefixSearch::titleSearch(), deprecated in 1.23, has been removed. Use the
+ TitlePrefixSearch or StringPrefixSearch classes instead.
+* The UserRights hook, deprecated in 1.26, has been removed. Instead, use the
+ UserGroupsChanged hook.
+* Skin::getDefaultInstance(), deprecated in 1.27, has been removed. Get the
+ instance from MediaWikiServices instead.
+* The UserLoadFromSession hook, deprecated in 1.27, has been removed.