D25604: Properly add data root to XDG_DATA_DIRS and only when necessary

[Wilfried van Asten]

sniperrifle added a comment.


  I'm thinking of adding what the intended behaviour is of the function regarding XDG_DATA_DIRS to the function comment and removing the comment in the code. Would that be acceptable?

REPOSITORY
  R120 Plasma Workspace

REVISION DETAIL
  https://phabricator.kde.org/D25604

To: sniperrifle, apol
Cc: apol, plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, ahiemstra, mart
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