validity must be checked by passing the user-supplied token to
User::matchEditToken rather than by testing for equality with a
newly-generated token.
+* (bug 72951) The UserGetLanguageObject hook may be passed any IContextSource
+ for its $context parameter. Formerly it was documented as receiving a
+ RequestContext specifically.
=== New features in 1.25 ===
* (bug 62861) Updated plural rules to CLDR 26. Includes incompatible changes