fix: UI: Statusbar: Remove background glitch when the loading icon is displayed
http://bugs.activestate.com/show_bug.cgi?id=100039
rn=

(integrated from komodo (trunk) change 81390 by toddw)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13421 b87d16e7-d29f-4ee1-b5ec-817d645d335f