Last modified: 2014-06-17 17:04:14 UTC
This is a bug that is acknowledged on http://www.mediawiki.org/wiki/Skin:Chameleon so we might as well fix it.
Change 88239 had a related patch set uploaded by Huji: (bug 55445) Edit box is too narrow in Chameleon skin https://gerrit.wikimedia.org/r/88239
Change 88239 merged by Foxtrott: (bug 55445) Edit box is too narrow in Chameleon skin https://gerrit.wikimedia.org/r/88239
Thanks for the fix.