[Differential] [Accepted] D287: Use walkBucketChain to simplify deleteItem implementation

[mwolff (Milian Wolff)]

mwolff accepted this revision.
mwolff added a reviewer: mwolff.
mwolff added a comment.
This revision is now accepted and ready to land.

consider using `friend` for the test case to simplify the code


REPOSITORY
  rKDEVPLATFORM KDevPlatform

REVISION DETAIL
  https://phabricator.kde.org/D287

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To: olivierjg, KDevelop, mwolff
Cc: mwolff, kdevelop-devel, KDevelop, arrowdodger, obogdan, kfunk