joomla/joomla-cms — pull request #2470 by thebeuving (2013-11-10 02:50:28+00:00)
Title: Replacing Joomla logo with site name in default protostar error page if ...

...site logo is missing

http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_item_id=32412&start=0