D20328: [balooshow] Do not print a bogus warning for a non-indexed file

[Stefan Brüns]

bruns marked an inline comment as done.

REPOSITORY
  R293 Baloo

REVISION DETAIL
  https://phabricator.kde.org/D20328

To: bruns, #baloo, #frameworks, ngraham, astippich, poboiko
Cc: kde-frameworks-devel, gennad, domson, ashaposhnikov, michaelh, astippich, 
spoorun, ngraham, bruns, abrahams