D7849: Fix the tray icon scaling on HiDPI screens

[Kai Uwe Broulik]

broulik added a comment.


  I don't understand this. RoundToIconSize is supposed to round down and that's it. If I pass it 100 px because I'm on a high dpi screen, it will still return 100. Only if I pass it e.g. 34 it will change it to 32.

REVISION DETAIL
  https://phabricator.kde.org/D7849

To: pgkos, #plasma
Cc: broulik, #frameworks, davidedmundson, plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
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