D19737: Fix crash at shutdown after showing a tooltip

[David Hallas]

hallas added a comment.


  In D19737#432759 <https://phabricator.kde.org/D19737#432759>, @elvisangelaccio wrote:
  
  > > a crash that occurs when closing Dolphin after Dolphin has showed a tooltip
  >
  > Did you mean "//while// Dolphin is showing a tooltip" ? That's the only way I was able to reproduce the crash.
  
  
  I could also reproduce the crash if Dolphin had just showed a single tooltip, but it had to have shown it just before closing Dolphin. In other words the pointer being held in `m_fileMetaDataWidget` has to have been passed to the `m_tooltipWidget`, then the crash would happen.

REPOSITORY
  R318 Dolphin

REVISION DETAIL
  https://phabricator.kde.org/D19737

To: hallas, #dolphin, elvisangelaccio
Cc: kfm-devel, alexde, feverfew, spoorun, navarromorales, firef, andrebarros, emmanuelp, mikesomov
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