D9015: Refactoring the hidding/showing animation use within KFilePlacesView

[Kevin Ottens]

ervin accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D9015

To: franckarrecot, ervin, renatoo, mlaurent, ngraham
Cc: #frameworks