Last modified: 2014-09-15 09:49:10 UTC
SpecialPage supports subpages (e.g. Special:CentralAuth/Username). If an extension tries to get the root of the Title object (ContextSource::getTitle()::getRootText()) it will become (example above) "CentralAuth/Username" instead of the correct one "CentralAuth".
Change 154306 had a related patch set uploaded by Florianschmidtwelzow: Add SpecialPage namespace to namespaces with support for subpages https://gerrit.wikimedia.org/r/154306
Change 147229 had a related patch set uploaded by Parent5446: Unify sub-page logic in Title and MWNamespace https://gerrit.wikimedia.org/r/147229
Change 154306 abandoned by Florianschmidtwelzow: Add SpecialPage namespace to namespaces with support for subpages Reason: See change: Idd06ef0661875756fd3ce94c86b575edf63f0579 https://gerrit.wikimedia.org/r/154306