D7735: [KateFileTreeModel] Don't iterate over keys()

[Kai Uwe Broulik]

broulik added a comment.


  Range for also iterates only values

REPOSITORY
  R40 Kate

REVISION DETAIL
  https://phabricator.kde.org/D7735

To: broulik, #kate, brauch
Cc: brauch, kwrite-devel
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