D12578: fix some issues reported by clazy

[Matthieu Gallien]

mgallien added a comment.


  In D12578#262831 <https://phabricator.kde.org/D12578#262831>, @bruns wrote:
  
  > @mgallien - I think this is trivial to fix up - can you do, so we have one less request open?
  
  
  I will do but as I had started working on that as a low priority task, I have not yet been able to correctly fix the issues.

REPOSITORY
  R293 Baloo

REVISION DETAIL
  https://phabricator.kde.org/D12578

To: mgallien, #baloo, #frameworks, bruns
Cc: kde-frameworks-devel, bruns, ashaposhnikov, michaelh, astippich, spoorun, ngraham
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