chrome: fix logging_control UI (dev builds only)

drop the non-functional log view too (presumably that's been superceded by
the log file viewer).

(integrated from komodo (trunk) change 83573 by marky)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@14165 b87d16e7-d29f-4ee1-b5ec-817d645d335f