D12029: taglibextractor: Fix empty genre bug

[Michael Heidelbach]

michaelh added a comment.


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REPOSITORY
  R286 KFileMetaData

REVISION DETAIL
  https://phabricator.kde.org/D12029

To: michaelh, mgallien, #baloo, #frameworks
Cc: astippich, ashaposhnikov, michaelh, spoorun, ngraham, bruns, alexeymin